773
Chicago, Illinois
Illinois · Central (UTC-6) · — · 38 cities · Overlay: 872
State
Major City
Chicago
Time Zone
Central (UTC-6)
Current Local Time
—
Overlay Code
Cities Served
38
Cities Served by Area Code 773 (38 cities)
Albany Park+3 codesAustin+3 codesAvondale+3 codesBerwyn+4 codesBeverly+3 codesBridgeport+3 codesCalumet City+4 codesChicago+4 codesChinatown+3 codesCicero+4 codesCountry Club Hills+4 codesDolton+4 codesEdison Park+3 codesEnglewood+3 codesFlossmoor+4 codesGarfield Park+3 codesHarvey+4 codesHomewood+4 codesHumboldt Park+3 codesHyde Park+3 codesIrving Park+3 codesLakeview+3 codesLansing+4 codesLincoln Park+3 codesLogan Square+3 codesLoop+3 codesMatteson+4 codesMount Greenwood+3 codesOak Lawn+4 codesOak Park+4 codesOrland Park+4 codesPilsen+3 codesRiver North+3 codesRogers Park+3 codesSouth Holland+4 codesTinley Park+4 codesUptown+3 codesWicker Park+3 codes
Additional Details
Established
1996
Type
Split
Active Prefixes
799
Wireless Lines
47%
About Area Code 773
Area code 773 was created in 1996 as a split from a previously larger area code region. It serves the Chicago, Illinois metropolitan area. This area code shares its territory with overlay code 872, meaning callers must dial all 10 digits for local calls. The area is in the Central time zone. It covers 38 cities and communities including Albany Park, Austin, Avondale, Berwyn, Beverly and 33 more.
Phone Number Prefixes in Area Code 773
799 active NXX prefixes — 47% wireless, 53% landline. Each prefix (NXX) represents up to 10,000 phone numbers.
AT&T (IL Bell) 257 (32%)T-Mobile 166 (21%)AT&T Mobility 84 (11%)Verizon Wireless 59 (7%)MCI/Verizon 46 (6%)
| Prefix | Carrier | Type | Rate Center |
|---|---|---|---|
| 773-200 | Five9 | Landline | Chicgozn02 |
| 773-201 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-202 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-203 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-204 | Teleport Communications America | Landline | Chicgozn07 |
| 773-205 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-206 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-207 | Onvoy | Landline | Chicgozn10 |
| 773-208 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-209 | T-Mobile | Wireless | Chicgozn03 |
| 773-210 | AT&T (IL Bell) | Landline | Chicgozn01 |
| 773-211 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-212 | Usa Mobility Wireless | Wireless | Chicgozn03 |
| 773-213 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-214 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-215 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-216 | T-Mobile | Wireless | Chicgozn01 |
| 773-217 | AT&T Mobility | Wireless | Chicgozn09 |
| 773-218 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-219 | T-Mobile | Wireless | Chicgozn07 |
| 773-220 | T-Mobile | Wireless | Chicgozn03 |
| 773-221 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-222 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-223 | Usa Mobility Wireless | Wireless | Chicgozn06 |
| 773-224 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-225 | T-Mobile | Wireless | Chicgozn03 |
| 773-226 | T-Mobile | Wireless | Chicgozn10 |
| 773-227 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-228 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-229 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-230 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-231 | Lumen/Level 3 | Landline | Chicgozn07 |
| 773-232 | Onvoy | Landline | Chicgozn10 |
| 773-233 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-234 | Bandwidth.com | Landline | Chicgozn06 |
| 773-235 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-236 | T-Mobile | Wireless | Chicgozn07 |
| 773-237 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-238 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-239 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-240 | T-Mobile | Wireless | Chicgozn10 |
| 773-241 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-242 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-243 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-244 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-245 | Bandwidth.com | Landline | Chicgozn08 |
| 773-246 | Indiana Paging Network | Landline | Chicgozn04 |
| 773-247 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-248 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-249 | Lumen/Level 3 | Landline | Chicgozn11 |
| 773-250 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-251 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-252 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-253 | Teleport Communications America | Landline | Chicgozn10 |
| 773-254 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-255 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-256 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-257 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-258 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-259 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-260 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-261 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-262 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-263 | T-Mobile | Wireless | Chicgozn03 |
| 773-264 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-265 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-266 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-267 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-268 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-269 | Teleport Communications America | Landline | Chicgozn04 |
| 773-270 | Metro by T-Mobile | Wireless | Chicgozn04 |
| 773-271 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-272 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-273 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-274 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-275 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-276 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-277 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-278 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-279 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-280 | T-Mobile | Wireless | Chicgozn06 |
| 773-281 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-282 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-283 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-284 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-285 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-286 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-287 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-288 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-289 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-290 | Lumen/Level 3 | Landline | Chicgozn02 |
| 773-291 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-292 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-293 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-294 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-295 | MCI/Verizon | Wireless | Chicgozn05 |
| 773-296 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-297 | T-Mobile | Wireless | Chicgozn03 |
| 773-298 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-299 | MCI/Verizon | Wireless | Chicgozn06 |
| 773-300 | Onvoy | Landline | Chicgozn05 |
| 773-301 | T-Mobile | Wireless | Chicgozn03 |
| 773-302 | T-Mobile | Wireless | Chicgozn02 |
| 773-303 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-304 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-305 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-306 | Teleport Communications America | Landline | Chicgozn08 |
| 773-307 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-308 | First Communications | Landline | Chicgozn03 |
| 773-309 | Paetec Itel | Landline | Chicgozn05 |
| 773-310 | T-Mobile | Wireless | Chicgozn10 |
| 773-311 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-312 | T-Mobile | Wireless | Chicgozn02 |
| 773-313 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-314 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-315 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-316 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-317 | T-Mobile | Wireless | Chicgozn01 |
| 773-318 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-319 | T-Mobile | Wireless | Chicgozn10 |
| 773-320 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-321 | Lumen/Level 3 | Landline | Chicgozn06 |
| 773-322 | T-Mobile | Wireless | Chicgozn07 |
| 773-323 | American Messaging Services | Landline | Chicgozn02 |
| 773-324 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-325 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-326 | Lumen/Level 3 | Landline | Chicgozn07 |
| 773-327 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-328 | First Communications | Landline | Chicgozn04 |
| 773-329 | Teleport Communications America | Landline | Chicgozn03 |
| 773-330 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-331 | T-Mobile | Wireless | Chicgozn03 |
| 773-332 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-333 | American Messaging Services | Landline | Chicgozn02 |
| 773-334 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-335 | AT&T Mobility | Wireless | Chicgozn09 |
| 773-336 | First Communications | Landline | Chicgozn09 |
| 773-337 | MCI/Verizon | Wireless | Chicgozn11 |
| 773-338 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-339 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-340 | Onvoy | Landline | Chicgozn08 |
| 773-341 | First Communications | Landline | Chicgozn10 |
| 773-342 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-343 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-344 | MCI/Verizon | Wireless | Chicgozn10 |
| 773-345 | MCI/Verizon | Wireless | Chicgozn05 |
| 773-346 | MCI/Verizon | Wireless | Chicgozn06 |
| 773-347 | MCI/Verizon | Wireless | Chicgozn07 |
| 773-348 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-349 | MCI/Verizon | Wireless | Chicgozn08 |
| 773-350 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-351 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-352 | Onvoy | Landline | Chicgozn03 |
| 773-353 | Lumen/Level 3 | Landline | Chicgozn03 |
| 773-354 | T-Mobile | Wireless | Chicgozn01 |
| 773-355 | Paetec Itel | Landline | Chicgozn03 |
| 773-356 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-357 | First Communications | Landline | Chicgozn11 |
| 773-358 | MCI/Verizon | Wireless | Chicgozn07 |
| 773-359 | MCI/Verizon | Wireless | Chicgozn09 |
| 773-360 | Lumen/Level 3 | Landline | Chicgozn04 |
| 773-361 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-362 | Paetec Itel | Landline | Chicgozn08 |
| 773-363 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-364 | Paetec Itel | Landline | Chicgozn09 |
| 773-365 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-366 | T-Mobile | Wireless | Chicgozn10 |
| 773-367 | T-Mobile | Wireless | Chicgozn03 |
| 773-368 | T-Mobile | Wireless | Chicgozn03 |
| 773-369 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-370 | T-Mobile | Wireless | Chicgozn01 |
| 773-371 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-372 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-373 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-374 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-375 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-376 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-377 | Teleport Communications America | Landline | Chicgozn11 |
| 773-378 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-379 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-380 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-381 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-382 | Paetec Itel | Landline | Chicgozn09 |
| 773-383 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-384 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-385 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-386 | T-Mobile | Wireless | Chicgozn01 |
| 773-387 | T-Mobile | Wireless | Chicgozn10 |
| 773-388 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-389 | Bandwidth.com | Landline | Chicgozn09 |
| 773-390 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-391 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-392 | T-Mobile | Wireless | Chicgozn01 |
| 773-393 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-394 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-395 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-396 | Paetec Itel | Landline | Chicgozn10 |
| 773-397 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-398 | T-Mobile | Wireless | Chicgozn03 |
| 773-399 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-400 | American Messaging Services | Landline | Chicgozn02 |
| 773-401 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-402 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-403 | T-Mobile | Wireless | Chicgozn03 |
| 773-404 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-405 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-406 | T-Mobile | Wireless | Chicgozn07 |
| 773-407 | T-Mobile | Wireless | Chicgozn03 |
| 773-408 | T-Mobile | Wireless | Chicgozn06 |
| 773-409 | Teleport Communications America | Landline | Chicgozn02 |
| 773-410 | T-Mobile | Wireless | Chicgozn02 |
| 773-411 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-412 | T-Mobile | Wireless | Chicgozn03 |
| 773-413 | Teleport Communications America | Landline | Chicgozn05 |
| 773-414 | T-Mobile | Wireless | Chicgozn03 |
| 773-415 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-416 | T-Mobile | Wireless | Chicgozn01 |
| 773-417 | Comcast | Landline | Chicgozn05 |
| 773-418 | T-Mobile | Wireless | Chicgozn03 |
| 773-419 | T-Mobile | Wireless | Chicgozn01 |
| 773-420 | Teleport Communications America | Landline | Chicgozn07 |
| 773-421 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-422 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-423 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-424 | Teleport Communications America | Landline | Chicgozn08 |
| 773-425 | T-Mobile | Wireless | Chicgozn03 |
| 773-426 | T-Mobile | Wireless | Chicgozn03 |
| 773-427 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-428 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-429 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-430 | T-Mobile | Wireless | Chicgozn03 |
| 773-431 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-432 | First Communications | Landline | Chicgozn08 |
| 773-433 | T-Mobile | Wireless | Chicgozn02 |
| 773-434 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-435 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-436 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-437 | Teleport Communications America | Landline | Chicgozn09 |
| 773-438 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-439 | Rcn Telecom Services Of Illinios | Landline | Chicgozn03 |
| 773-440 | Metro by T-Mobile | Wireless | Chicgozn10 |
| 773-441 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-442 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-443 | T-Mobile | Wireless | Chicgozn01 |
| 773-444 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-445 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-446 | Lumen/Level 3 | Landline | Chicgozn06 |
| 773-447 | T-Mobile | Wireless | Chicgozn01 |
| 773-448 | Onvoy | Landline | Chicgozn07 |
| 773-449 | Rcn Telecom Services Of Illinios | Landline | Chicgozn09 |
| 773-450 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-451 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-452 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-453 | MCI/Verizon | Wireless | Chicgozn11 |
| 773-454 | T-Mobile | Wireless | Chicgozn03 |
| 773-455 | MCI/Verizon | Wireless | Chicgozn11 |
| 773-456 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-457 | T-Mobile | Wireless | Chicgozn07 |
| 773-458 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-459 | T-Mobile | Wireless | Chicgozn01 |
| 773-461 | T-Mobile | Wireless | Chicgozn02 |
| 773-462 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-463 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-464 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-465 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-466 | MCI/Verizon | Wireless | Chicgozn05 |
| 773-467 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-468 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-469 | T-Mobile | Wireless | Chicgozn01 |
| 773-470 | MCI/Verizon | Wireless | Chicgozn08 |
| 773-471 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-472 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-473 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-474 | Paetec Itel | Landline | Chicgozn10 |
| 773-475 | Teleport Communications America | Landline | Chicgozn06 |
| 773-476 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-477 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-478 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-479 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-480 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-481 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-482 | Paetec Itel | Landline | Chicgozn11 |
| 773-483 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-484 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-485 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-486 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-487 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-488 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-489 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-490 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-491 | T-Mobile | Wireless | Chicgozn03 |
| 773-492 | Bandwidth.com | Landline | Chicgozn08 |
| 773-493 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-494 | T-Mobile | Wireless | Chicgozn03 |
| 773-495 | T-Mobile | Wireless | Chicgozn01 |
| 773-496 | Paetec Itel | Landline | Chicgozn07 |
| 773-497 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-498 | Teleport Communications America | Landline | Chicgozn08 |
| 773-499 | T-Mobile | Wireless | Chicgozn03 |
| 773-500 | Onvoy | Landline | Chicgozn10 |
| 773-501 | T-Mobile | Wireless | Chicgozn03 |
| 773-502 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-503 | T-Mobile | Wireless | Chicgozn10 |
| 773-504 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-505 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-506 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-507 | T-Mobile | Wireless | Chicgozn03 |
| 773-508 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-509 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-510 | T-Mobile | Wireless | Chicgozn03 |
| 773-511 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-512 | T-Mobile | Wireless | Chicgozn03 |
| 773-513 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-514 | AT&T Mobility | Wireless | Chicgozn09 |
| 773-515 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-516 | Peerless Network Of Illinois | Landline | Chicgozn02 |
| 773-517 | T-Mobile | Wireless | Chicgozn01 |
| 773-518 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-519 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-520 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-521 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-522 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-523 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-524 | Lumen/Level 3 | Landline | Chicgozn04 |
| 773-525 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-526 | Paetec Itel | Landline | Chicgozn08 |
| 773-527 | Lumen/Level 3 | Landline | Chicgozn03 |
| 773-528 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-529 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-530 | Comcast | Landline | Chicgozn09 |
| 773-531 | T-Mobile | Wireless | Chicgozn03 |
| 773-532 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-533 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-534 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-535 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-536 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-537 | First Communications | Landline | Chicgozn04 |
| 773-538 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-539 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-540 | T-Mobile | Wireless | Chicgozn03 |
| 773-541 | Lumen/Level 3 | Landline | Chicgozn02 |
| 773-542 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-543 | T-Mobile | Wireless | Chicgozn04 |
| 773-544 | T-Mobile | Wireless | Chicgozn01 |
| 773-545 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-546 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-547 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-548 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-549 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-550 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-551 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-552 | T-Mobile | Wireless | Chicgozn01 |
| 773-553 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-554 | T-Mobile | Wireless | Chicgozn03 |
| 773-555 | Multiple Ocn Listing | Landline | Dir Asst |
| 773-556 | T-Mobile | Wireless | Chicgozn03 |
| 773-557 | Paetec Itel | Landline | Chicgozn03 |
| 773-558 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-559 | T-Mobile | Wireless | Chicgozn03 |
| 773-560 | Teleport Communications America | Landline | Chicgozn06 |
| 773-561 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-562 | T-Mobile | Wireless | Chicgozn03 |
| 773-563 | Metro by T-Mobile | Wireless | Chicgozn10 |
| 773-564 | Teleport Communications America | Landline | Chicgozn02 |
| 773-565 | First Communications | Landline | Chicgozn06 |
| 773-566 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-567 | Metro by T-Mobile | Wireless | Chicgozn03 |
| 773-568 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-569 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-570 | Lumen/Level 3 | Landline | Chicgozn11 |
| 773-571 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-572 | Lumen/Level 3 | Landline | Chicgozn04 |
| 773-573 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-574 | T-Mobile | Wireless | Chicgozn10 |
| 773-575 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-576 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-577 | Paetec Itel | Landline | Chicgozn03 |
| 773-578 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-579 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-580 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-581 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-582 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-583 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-584 | MCI/Verizon | Wireless | Chicgozn06 |
| 773-585 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-586 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-587 | T-Mobile | Wireless | Chicgozn03 |
| 773-588 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-589 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-590 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-591 | AT&T (IL Bell) | Landline | Chicgozn01 |
| 773-592 | T-Mobile | Wireless | Chicgozn03 |
| 773-593 | T-Mobile | Wireless | Chicgozn01 |
| 773-594 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-595 | T-Mobile | Wireless | Chicgozn07 |
| 773-596 | Paetec Itel | Landline | Chicgozn02 |
| 773-597 | First Communications | Landline | Chicgozn07 |
| 773-598 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-599 | Onvoy | Landline | Chicgozn08 |
| 773-600 | T-Mobile | Wireless | Chicgozn10 |
| 773-601 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-602 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-603 | T-Mobile | Wireless | Chicgozn10 |
| 773-604 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-605 | First Communications | Landline | Chicgozn02 |
| 773-606 | T-Mobile | Wireless | Chicgozn03 |
| 773-607 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-608 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-609 | Onvoy | Landline | Chicgozn10 |
| 773-610 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-611 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-612 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-613 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-614 | T-Mobile | Wireless | Chicgozn10 |
| 773-615 | T-Mobile | Wireless | Chicgozn10 |
| 773-616 | T-Mobile | Wireless | Chicgozn01 |
| 773-617 | T-Mobile | Wireless | Chicgozn01 |
| 773-618 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-619 | T-Mobile | Wireless | Chicgozn03 |
| 773-620 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-621 | T-Mobile | Wireless | Chicgozn03 |
| 773-622 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-623 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-624 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-625 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-626 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-627 | Paetec Itel | Landline | Chicgozn08 |
| 773-628 | Teleport Communications America | Landline | Chicgozn03 |
| 773-629 | T-Mobile | Wireless | Chicgozn10 |
| 773-630 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-631 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-632 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-633 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-634 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-635 | Lumen/Level 3 | Landline | Chicgozn06 |
| 773-636 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-637 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-638 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-639 | T-Mobile | Wireless | Chicgozn03 |
| 773-640 | Paetec Itel | Landline | Chicgozn06 |
| 773-641 | T-Mobile | Wireless | Chicgozn03 |
| 773-642 | T-Mobile | Wireless | Chicgozn03 |
| 773-643 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-644 | Teleport Communications America | Landline | Chicgozn02 |
| 773-645 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-646 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-647 | T-Mobile | Wireless | Chicgozn03 |
| 773-648 | Paetec Itel | Landline | Chicgozn06 |
| 773-649 | Paetec Itel | Landline | Chicgozn02 |
| 773-650 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-651 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-652 | Usa Mobility Wireless | Wireless | Chicgozn01 |
| 773-653 | Paetec Itel | Landline | Chicgozn03 |
| 773-654 | Paetec Itel | Landline | Chicgozn02 |
| 773-655 | T-Mobile | Wireless | Chicgozn03 |
| 773-656 | T-Mobile | Wireless | Chicgozn10 |
| 773-657 | Metro by T-Mobile | Wireless | Chicgozn03 |
| 773-658 | AT&T Mobility | Wireless | Chicgozn05 |
| 773-659 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-660 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-661 | Paetec Itel | Landline | Chicgozn04 |
| 773-662 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-663 | T-Mobile | Wireless | Chicgozn03 |
| 773-664 | Paetec Itel | Landline | Chicgozn05 |
| 773-665 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-666 | Bandwidth.com | Landline | Chicgozn04 |
| 773-667 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-668 | Lumen/Level 3 | Landline | Chicgozn05 |
| 773-669 | Bandwidth.com | Landline | Chicgozn05 |
| 773-670 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-671 | T-Mobile | Wireless | Chicgozn01 |
| 773-672 | T-Mobile | Wireless | Chicgozn10 |
| 773-673 | Paetec Itel | Landline | Chicgozn05 |
| 773-674 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-675 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-676 | Teleport Communications America | Landline | Chicgozn05 |
| 773-677 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-678 | T-Mobile | Wireless | Chicgozn03 |
| 773-679 | T-Mobile | Wireless | Chicgozn10 |
| 773-680 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-681 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-682 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-683 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-684 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-685 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-686 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-687 | Teleport Communications America | Landline | Chicgozn04 |
| 773-688 | Rcn Telecom Services Of Illinios | Landline | Chicgozn05 |
| 773-689 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-690 | T-Mobile | Wireless | Chicgozn07 |
| 773-691 | T-Mobile | Wireless | Chicgozn08 |
| 773-692 | Onvoy | Landline | Chicgozn04 |
| 773-693 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-694 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-695 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-696 | Paetec Itel | Landline | Chicgozn06 |
| 773-697 | Paetec Itel | Landline | Chicgozn04 |
| 773-698 | T-Mobile | Wireless | Chicgozn04 |
| 773-699 | T-Mobile | Wireless | Chicgozn03 |
| 773-700 | Landline | ||
| 773-701 | T-Mobile | Wireless | Chicgozn10 |
| 773-702 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-703 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-704 | T-Mobile | Wireless | Chicgozn03 |
| 773-705 | Verizon Wireless | Wireless | Chicgozn04 |
| 773-706 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-707 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-708 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-709 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-710 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-711 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-712 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-713 | American Messaging Services | Landline | Chicgozn02 |
| 773-714 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-715 | T-Mobile | Wireless | Chicgozn06 |
| 773-716 | T-Mobile | Wireless | Chicgozn01 |
| 773-717 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-718 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-719 | T-Mobile | Wireless | Chicgozn01 |
| 773-720 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-721 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-722 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-723 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-724 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-725 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-726 | Paetec Itel | Landline | Chicgozn07 |
| 773-727 | T-Mobile | Wireless | Chicgozn10 |
| 773-728 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-729 | Paetec Itel | Landline | Chicgozn07 |
| 773-730 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-731 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-732 | T-Mobile | Wireless | Chicgozn03 |
| 773-733 | Paetec Itel | Landline | Chicgozn06 |
| 773-734 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-735 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-736 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-737 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-738 | Metro by T-Mobile | Wireless | Chicgozn03 |
| 773-739 | T-Mobile | Wireless | Chicgozn02 |
| 773-740 | Onvoy | Landline | Chicgozn02 |
| 773-741 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-742 | T-Mobile | Wireless | Chicgozn03 |
| 773-743 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-744 | T-Mobile | Wireless | Chicgozn06 |
| 773-745 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-746 | T-Mobile | Wireless | Chicgozn03 |
| 773-747 | T-Mobile | Wireless | Chicgozn04 |
| 773-748 | Indiana Paging Network | Landline | Chicgozn10 |
| 773-749 | T-Mobile | Wireless | Chicgozn03 |
| 773-750 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-751 | MCI/Verizon | Wireless | Chicgozn02 |
| 773-752 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-753 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-754 | Comcast | Landline | Chicgozn02 |
| 773-755 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-756 | MCI/Verizon | Wireless | Chicgozn03 |
| 773-757 | Teleport Communications America | Landline | Chicgozn08 |
| 773-758 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-759 | T-Mobile | Wireless | Chicgozn03 |
| 773-760 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-761 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-762 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-763 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-764 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-765 | Teleport Communications America | Landline | Chicgozn02 |
| 773-766 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-767 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-768 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-769 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-770 | Paetec Itel | Landline | Chicgozn04 |
| 773-771 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-772 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-773 | Spectrum | Landline | Chicgozn09 |
| 773-774 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-775 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-776 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-777 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-778 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-779 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-780 | T-Mobile | Wireless | Chicgozn08 |
| 773-781 | American Messaging Services | Landline | Chicgozn01 |
| 773-782 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-783 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-784 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-785 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-786 | Paetec Itel | Landline | Chicgozn05 |
| 773-787 | MCI/Verizon | Wireless | Chicgozn10 |
| 773-788 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-789 | Rcn Telecom Services Of Illinios | Landline | Chicgozn08 |
| 773-790 | Lumen/Level 3 | Landline | Chicgozn03 |
| 773-791 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-792 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-793 | T-Mobile | Wireless | Chicgozn03 |
| 773-794 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-795 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-796 | Lumen/Level 3 | Landline | Chicgozn02 |
| 773-797 | Lumen/Level 3 | Landline | Chicgozn05 |
| 773-798 | Verizon Wireless | Wireless | Chicgozn07 |
| 773-799 | MCI/Verizon | Wireless | Chicgozn04 |
| 773-800 | Lumen/Level 3 | Landline | Chicgozn02 |
| 773-801 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-802 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-803 | T-Mobile | Wireless | Chicgozn03 |
| 773-804 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-805 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-806 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-807 | T-Mobile | Wireless | Chicgozn02 |
| 773-808 | T-Mobile | Wireless | Chicgozn07 |
| 773-809 | T-Mobile | Wireless | Chicgozn03 |
| 773-810 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-811 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-812 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-813 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-814 | T-Mobile | Wireless | Chicgozn03 |
| 773-815 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-816 | T-Mobile | Wireless | Chicgozn10 |
| 773-817 | T-Mobile | Wireless | Chicgozn03 |
| 773-818 | T-Mobile | Wireless | Chicgozn01 |
| 773-819 | Onvoy | Landline | Chicgozn07 |
| 773-820 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-821 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-822 | T-Mobile | Wireless | Chicgozn06 |
| 773-823 | Teleport Communications America | Landline | Chicgozn06 |
| 773-824 | Teleport Communications America | Landline | Chicgozn03 |
| 773-825 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-826 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-827 | T-Mobile | Wireless | Chicgozn06 |
| 773-828 | Lumen/Level 3 | Landline | Chicgozn02 |
| 773-829 | Lumen/Level 3 | Landline | Chicgozn04 |
| 773-830 | MCI/Verizon | Wireless | Chicgozn05 |
| 773-831 | Lumen/Level 3 | Landline | Chicgozn11 |
| 773-832 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-833 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-834 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-835 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-836 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-837 | T-Mobile | Wireless | Chicgozn04 |
| 773-838 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-839 | Onvoy | Landline | Chicgozn04 |
| 773-840 | Paetec Itel | Landline | Chicgozn10 |
| 773-841 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-842 | T-Mobile | Wireless | Chicgozn01 |
| 773-843 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-844 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-845 | American Messaging Services | Landline | Chicgozn01 |
| 773-846 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-847 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-848 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-849 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-850 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-851 | T-Mobile | Wireless | Chicgozn07 |
| 773-852 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-853 | T-Mobile | Wireless | Chicgozn03 |
| 773-854 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-855 | Rcn Telecom Services Of Illinios | Landline | Chicgozn07 |
| 773-856 | Rcn Telecom Services Of Illinios | Landline | Chicgozn02 |
| 773-857 | Rcn Telecom Services Of Illinios | Landline | Chicgozn04 |
| 773-858 | T-Mobile | Wireless | Chicgozn02 |
| 773-859 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-860 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-861 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-862 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-863 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-864 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-865 | T-Mobile | Wireless | Chicgozn02 |
| 773-866 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-867 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-868 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-869 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-870 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-871 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-872 | Onvoy | Landline | Chicgozn04 |
| 773-873 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-874 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-875 | T-Mobile | Wireless | Chicgozn08 |
| 773-876 | Metro by T-Mobile | Wireless | Chicgozn03 |
| 773-877 | T-Mobile | Wireless | Chicgozn03 |
| 773-878 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-879 | T-Mobile | Wireless | Chicgozn01 |
| 773-880 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-881 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-882 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-883 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-884 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-885 | T-Mobile | Wireless | Chicgozn03 |
| 773-886 | T-Mobile | Wireless | Chicgozn07 |
| 773-887 | MCI/Verizon | Wireless | Chicgozn05 |
| 773-888 | Bandwidth.com | Landline | Chicgozn04 |
| 773-889 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-890 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-891 | Comcast | Landline | Chicgozn07 |
| 773-892 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-893 | MCI/Verizon | Wireless | Chicgozn06 |
| 773-894 | AT&T (IL Bell) | Landline | Chicgozn11 |
| 773-895 | T-Mobile | Wireless | Chicgozn01 |
| 773-896 | MCI/Verizon | Wireless | Chicgozn07 |
| 773-897 | Peerless Network Of Illinois | Landline | Chicgozn02 |
| 773-898 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-899 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-900 | Fractel | Landline | Chicgozn03 |
| 773-901 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-902 | Lumen/Level 3 | Landline | Chicgozn09 |
| 773-903 | Onvoy | Landline | Chicgozn06 |
| 773-904 | Lumen/Level 3 | Landline | Chicgozn04 |
| 773-905 | Lumen/Level 3 | Landline | Chicgozn10 |
| 773-906 | Lumen/Level 3 | Landline | Chicgozn11 |
| 773-907 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-908 | T-Mobile | Wireless | Chicgozn01 |
| 773-909 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-910 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-911 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 773-912 | Lumen/Level 3 | Landline | Chicgozn08 |
| 773-913 | Lumen/Level 3 | Landline | Chicgozn09 |
| 773-914 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-915 | Lumen/Level 3 | Landline | Chicgozn07 |
| 773-916 | T-Mobile | Wireless | Chicgozn06 |
| 773-917 | MCI/Verizon | Wireless | Chicgozn11 |
| 773-918 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-919 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-920 | Lumen/Level 3 | Landline | Chicgozn06 |
| 773-921 | AT&T (IL Bell) | Landline | Chicgozn05 |
| 773-922 | Lumen/Level 3 | Landline | Chicgozn05 |
| 773-923 | AT&T Mobility | Wireless | Chicgozn03 |
| 773-924 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-925 | AT&T (IL Bell) | Landline | Chicgozn08 |
| 773-926 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-927 | AT&T (IL Bell) | Landline | Chicgozn06 |
| 773-928 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-929 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-930 | T-Mobile | Wireless | Chicgozn03 |
| 773-931 | T-Mobile | Wireless | Chicgozn10 |
| 773-932 | Lumen/Level 3 | Landline | Chicgozn03 |
| 773-933 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-934 | T-Mobile | Wireless | Chicgozn03 |
| 773-935 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-936 | T-Mobile | Wireless | Chicgozn07 |
| 773-937 | Rcn Telecom Services Of Illinios | Landline | Chicgozn08 |
| 773-938 | Lumen/Level 3 | Landline | Chicgozn04 |
| 773-939 | T-Mobile | Wireless | Chicgozn08 |
| 773-940 | Comcast | Landline | Chicgozn06 |
| 773-941 | T-Mobile | Wireless | Chicgozn10 |
| 773-942 | Lumen/Level 3 | Landline | Chicgozn02 |
| 773-943 | T-Mobile | Wireless | Chicgozn02 |
| 773-944 | Rcn Telecom Services Of Illinios | Landline | Chicgozn02 |
| 773-945 | Peerless Network Of Illinois | Landline | Chicgozn05 |
| 773-946 | Lumen/Level 3 | Landline | Chicgozn10 |
| 773-947 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-948 | MCI/Verizon | Wireless | Chicgozn08 |
| 773-949 | T-Mobile | Wireless | Chicgozn03 |
| 773-950 | Landline | ||
| 773-951 | Verizon Wireless | Wireless | Chicgozn03 |
| 773-952 | T-Mobile | Wireless | Chicgozn07 |
| 773-953 | T-Mobile | Wireless | Chicgozn03 |
| 773-954 | T-Mobile | Wireless | Chicgozn10 |
| 773-955 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-956 | T-Mobile | Wireless | Chicgozn06 |
| 773-957 | Paetec Itel | Landline | Chicgozn03 |
| 773-958 | Landline | ||
| 773-959 | Landline | ||
| 773-960 | T-Mobile | Wireless | Chicgozn03 |
| 773-961 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-962 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-963 | T-Mobile | Wireless | Chicgozn03 |
| 773-964 | T-Mobile | Wireless | Chicgozn10 |
| 773-965 | Verizon Wireless | Wireless | Chicgozn01 |
| 773-966 | Lumen/Level 3 | Landline | Chicgozn07 |
| 773-967 | MCI/Verizon | Wireless | Chicgozn09 |
| 773-968 | T-Mobile | Wireless | Chicgozn03 |
| 773-969 | T-Mobile | Wireless | Chicgozn04 |
| 773-970 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-971 | T-Mobile | Wireless | Chicgozn10 |
| 773-972 | AT&T Mobility | Wireless | Chicgozn01 |
| 773-973 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-974 | Paetec Itel | Landline | Chicgozn11 |
| 773-975 | AT&T (IL Bell) | Landline | Chicgozn04 |
| 773-976 | Landline | ||
| 773-977 | Paetec Itel | Landline | Chicgozn02 |
| 773-978 | AT&T (IL Bell) | Landline | Chicgozn09 |
| 773-979 | T-Mobile | Wireless | Chicgozn10 |
| 773-980 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-981 | MCI/Verizon | Wireless | Chicgozn10 |
| 773-982 | T-Mobile | Wireless | Chicgozn10 |
| 773-983 | T-Mobile | Wireless | Chicgozn10 |
| 773-984 | T-Mobile | Wireless | Chicgozn03 |
| 773-985 | MCI/Verizon | Wireless | Chicgozn11 |
| 773-986 | T-Mobile | Wireless | Chicgozn08 |
| 773-987 | First Communications | Landline | Chicgozn10 |
| 773-988 | T-Mobile | Wireless | Chicgozn01 |
| 773-989 | AT&T (IL Bell) | Landline | Chicgozn02 |
| 773-990 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-991 | T-Mobile | Wireless | Chicgozn03 |
| 773-992 | AT&T (IL Bell) | Landline | Chicgozn03 |
| 773-993 | T-Mobile | Wireless | Chicgozn03 |
| 773-994 | AT&T (IL Bell) | Landline | Chicgozn07 |
| 773-995 | AT&T (IL Bell) | Landline | Chicgozn10 |
| 773-996 | T-Mobile | Wireless | Chicgozn08 |
| 773-997 | T-Mobile | Wireless | Chicgozn02 |
| 773-998 | AT&T Mobility | Wireless | Chicgozn10 |
| 773-999 | AT&T Mobility | Wireless | Chicgozn05 |
Overlay Area Codes
All 17 area codes in Illinois
About Area Code 773
Back in 1996, Chicago was exploding with new businesses and folks moving in, so the old area code just couldn't keep up. That's when 773 got carved out of the original setup to handle the overflow, splitting off to cover a bunch of neighborhoods on the city's fringes. Picture this: places like Albany Park with its mix of cultures and great eateries, or Austin with its historic homes and community vibe, all getting their own slice of the phone pie. It's all about Chicago's gutsy spirit, where the Windy City's working-class roots shine through in spots like Bridgeport, known for its Irish heritage and that famous stockyards past. This code serves up a real cross-section of life here in Illinois, from the industrial vibes in Berwyn to the family-friendly streets of Beverly. Sure, it's just numbers on a dial, but 773 tells a story of growth and adaptation, keeping pace with a city that's always on the move. If you're calling around these parts, you'll hear everything from lively debates at local diners to the hum of daily commutes, making it feel like the heartbeat of the Midwest.
⚠ Scam & Spam Alert for 773
Calls from 773 might seem like they're from your neck of the woods, but scammers love to fake that local touch. You've probably heard about IRS scams where someone claims you owe taxes and demands payment right away, or auto warranty ruses pushing fake extended plans for your car. Then there's Medicare fraud, with crooks pretending to be from the health folks and asking for your info to 'update' records. It's a hassle, but staying alert helps. One solid tip is to always hang up and call back the official number if something sounds off—don't rush into sharing details.
Local Snapshot
Chicago packs in over 2.7 million people, making it a dense hub of activity day and night. The area's economy runs on finance and manufacturing, with big names in tech and trading keeping things buzzing. This place is famous for its killer food scene, like those iconic deep-dish pizzas that draw crowds from everywhere. Here's a quirky fact: Chicago's got more than 200 public art pieces scattered around, turning everyday walks into unexpected adventures.
Frequently Asked Questions
Where is area code 773?
Area code 773 serves Chicago and surrounding communities in Illinois, including Albany Park, Austin, Avondale, Berwyn, Beverly and 33 more. It is in the Central time zone.
What cities are in area code 773?
Area code 773 covers 38 cities in Illinois: Albany Park, Austin, Avondale, Berwyn, Beverly, Bridgeport, Calumet City, Chicago, Chinatown, Cicero, and 28 more
What time zone is 773?
Area code 773 is in the Central time zone (UTC-6).
When was area code 773 created?
Area code 773 was established in 1996 as a geographic split from a larger area code region.
Is 773 a legitimate area code?
Yes, 773 is a valid, active area code assigned to Chicago, Illinois. However, scammers can spoof any area code, so receiving a call from 773 doesn't guarantee the caller is actually in this area.
What area codes overlap with 773?
Area code 773 shares its geographic area with overlay code 872. This means all local calls in the area require 10-digit dialing.
Why was the 773 area code introduced in 1996?
The 773 area code was created as a split from the 312 code to handle the rapid growth of phone numbers in Chicago's outer areas. This change specifically served neighborhoods like Austin and Berwyn, easing the strain on existing lines. It reflected Chicago's expansion beyond the city center.
What ethnic communities are prominent in neighborhoods under 773?
Neighborhoods like Albany Park feature a mix of Mexican and Korean communities, contributing to diverse local businesses. Avondale has a strong Polish influence with cultural shops and events. These areas add to Chicago's rich cultural tapestry through their unique traditions.
How does the Central Time Zone affect businesses in 773 areas?
The Central Time Zone in 773 regions means businesses coordinate with other Midwest states for operations. This timezone influences daily schedules in places like Bridgeport, affecting commutes and meetings. It also aligns with major Chicago events that draw regional participants.