203
Bridgeport, Connecticut
Connecticut · Eastern (UTC-5) · — · 24 cities · Overlay: 475
State
Major City
Bridgeport
Time Zone
Eastern (UTC-5)
Current Local Time
—
Overlay Code
Cities Served
24
Cities Served by Area Code 203 (24 cities)
Branford+1 codeBridgeport+1 codeCheshire+1 codeDanbury+1 codeDarien+1 codeFairfield+1 codeGreenwich+1 codeGuilford+1 codeHamden+1 codeMeriden+1 codeMilford+1 codeNaugatuck+1 codeNew Canaan+1 codeNew Haven+1 codeNorwalk+1 codeRidgefield+1 codeShelton+1 codeStamford+1 codeStratford+1 codeTrumbull+1 codeWallingford+1 codeWaterbury+1 codeWest Haven+1 codeWestport+1 code
Additional Details
Established
1947
Type
Original (1947)
Active Prefixes
800
Wireless Lines
24%
About Area Code 203
Area code 203 is one of the original 86 area codes established in 1947 when AT&T and the Bell System created the North American Numbering Plan. It has served the Bridgeport area for over 75 years. This area code shares its territory with overlay code 475, meaning callers must dial all 10 digits for local calls. The area is in the Eastern time zone. It covers 24 cities and communities including Branford, Bridgeport, Cheshire, Danbury, Darien and 19 more.
Phone Number Prefixes in Area Code 203
800 active NXX prefixes — 24% wireless, 76% landline. Each prefix (NXX) represents up to 10,000 phone numbers.
Frontier 338 (42%)Verizon Wireless 61 (8%)AT&T Mobility 52 (6%)Omnipoint Communications 47 (6%)MCI/Verizon 41 (5%)
| Prefix | Carrier | Type | Rate Center |
|---|---|---|---|
| 203-200 | Bandwidth.com | Landline | New Haven |
| 203-201 | Usa Mobility Wireless | Wireless | New Haven |
| 203-202 | Cablevision Lightpath | Landline | Darien |
| 203-203 | Onvoy | Landline | Greenwich |
| 203-204 | Teleport Communications America | Landline | Guilford |
| 203-205 | Frontier | Landline | Danbury |
| 203-206 | AT&T Mobility | Wireless | Waterbury |
| 203-207 | Frontier | Landline | Danbury |
| 203-208 | Comcast | Landline | Branford |
| 203-209 | Verizon Wireless | Wireless | Bridgeport |
| 203-210 | Cablevision Lightpath | Landline | Wilton |
| 203-211 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-212 | AT&T Mobility | Wireless | Bridgeport |
| 203-213 | AT&T Mobility | Wireless | Meriden |
| 203-214 | AT&T Mobility | Wireless | New Haven |
| 203-215 | AT&T Mobility | Wireless | New Haven |
| 203-216 | AT&T Mobility | Wireless | Westport |
| 203-217 | AT&T Mobility | Wireless | Waterbury |
| 203-218 | AT&T Mobility | Wireless | Bridgeport |
| 203-219 | AT&T Mobility | Wireless | Stamford |
| 203-220 | Cablevision Lightpath | Landline | Trumbull |
| 203-221 | Frontier | Landline | Westport |
| 203-222 | Frontier | Landline | Westport |
| 203-223 | Omnipoint Communications | Landline | Stamford |
| 203-224 | Frontier | Landline | Bridgeport |
| 203-225 | Frontier | Landline | Huntington |
| 203-226 | Frontier | Landline | Westport |
| 203-227 | Frontier | Landline | Westport |
| 203-228 | Verizon Wireless | Wireless | Waterbury |
| 203-229 | Frontier | Landline | Norwalk |
| 203-230 | Frontier | Landline | New Haven |
| 203-231 | Verizon Wireless | Wireless | Ansonidrby |
| 203-232 | Verizon Wireless | Wireless | Waterbury |
| 203-233 | Verizon Wireless | Wireless | Waterbury |
| 203-234 | Frontier | Landline | New Haven |
| 203-235 | Frontier | Landline | Meriden |
| 203-236 | Frontier | Landline | Waterbury |
| 203-237 | Frontier | Landline | Meriden |
| 203-238 | Frontier | Landline | Meriden |
| 203-239 | Frontier | Landline | New Haven |
| 203-240 | Verizon Wireless | Wireless | Danbury |
| 203-241 | Verizon Wireless | Wireless | Danbury |
| 203-242 | Cablevision Lightpath | Landline | Huntington |
| 203-243 | Omnipoint Communications | Landline | Bridgeport |
| 203-244 | Csc Voice | Landline | Ridgefield |
| 203-245 | Frontier | Landline | Madison |
| 203-246 | Verizon Wireless | Wireless | Norwalk |
| 203-247 | Verizon Wireless | Wireless | Norwalk |
| 203-248 | Frontier | Landline | New Haven |
| 203-249 | Verizon Wireless | Wireless | Stamford |
| 203-250 | Frontier | Landline | Cheshire |
| 203-251 | Frontier | Landline | Stamford |
| 203-252 | Cablevision Lightpath | Landline | Stamford |
| 203-253 | Verizon Wireless | Wireless | Stamford |
| 203-254 | Frontier | Landline | Fairfield |
| 203-255 | Frontier | Landline | Fairfield |
| 203-256 | Frontier | Landline | Fairfield |
| 203-257 | Verizon Wireless | Wireless | Bridgeport |
| 203-258 | Verizon Wireless | Wireless | Bridgeport |
| 203-259 | Frontier | Landline | Fairfield |
| 203-260 | AT&T Mobility | Wireless | Bridgeport |
| 203-261 | Frontier | Landline | Trumbull |
| 203-262 | Frontier | Landline | Woodbury |
| 203-263 | Frontier | Landline | Woodbury |
| 203-264 | Frontier | Landline | Woodbury |
| 203-265 | Frontier | Landline | Wallingfd |
| 203-266 | Frontier | Landline | Woodbury |
| 203-267 | Frontier | Landline | Woodbury |
| 203-268 | Frontier | Landline | Trumbull |
| 203-269 | Frontier | Landline | Wallingfd |
| 203-270 | Frontier | Landline | Newtown |
| 203-271 | Frontier | Landline | Cheshire |
| 203-272 | Frontier | Landline | Cheshire |
| 203-273 | Verizon Wireless | Wireless | Stamford |
| 203-274 | AT&T Mobility | Wireless | Stamford |
| 203-275 | Frontier | Landline | Bridgeport |
| 203-276 | Cablevision Lightpath | Landline | Stamford |
| 203-277 | MCI/Verizon | Wireless | Oldgrnwich |
| 203-278 | Omnipoint Communications | Landline | Ansonidrby |
| 203-279 | Usa Mobility Wireless | Wireless | Bridgeport |
| 203-280 | MCI/Verizon | Wireless | Darien |
| 203-281 | Frontier | Landline | New Haven |
| 203-282 | Usa Mobility Wireless | Wireless | Stamford |
| 203-283 | Cablevision Lightpath | Landline | Milford |
| 203-284 | Frontier | Landline | Wallingfd |
| 203-285 | Teleport Communications America | Landline | New Haven |
| 203-286 | Paetec Itel | Landline | Norwalk |
| 203-287 | Frontier | Landline | New Haven |
| 203-288 | Frontier | Landline | New Haven |
| 203-289 | Usa Mobility Wireless | Wireless | Danbury |
| 203-290 | Omnipoint Communications | Landline | Bridgeport |
| 203-291 | Frontier | Landline | Westport |
| 203-292 | Cablevision Lightpath | Landline | Fairfield |
| 203-293 | MCI/Verizon | Wireless | Westport |
| 203-294 | Frontier | Landline | Wallingfd |
| 203-295 | MCI/Verizon | Wireless | Norwalk |
| 203-296 | MCI/Verizon | Wireless | Bridgeport |
| 203-297 | MCI/Verizon | Wireless | Danbury |
| 203-298 | Cablevision Lightpath | Landline | New Haven |
| 203-299 | Frontier | Landline | Norwalk |
| 203-300 | Omnipoint Communications | Landline | Danbury |
| 203-301 | Frontier | Landline | Milford |
| 203-302 | Tc Systems | Landline | Greenwich |
| 203-303 | Teleport Communications America | Landline | Wallingfd |
| 203-304 | Teleport Communications America | Landline | Newtown |
| 203-305 | AT&T Mobility | Wireless | Ansonidrby |
| 203-306 | Paetec Itel | Landline | Milford |
| 203-307 | MCI/Verizon | Wireless | Fairfield |
| 203-308 | Verizon Wireless | Wireless | Ansonidrby |
| 203-309 | Metro by T-Mobile | Wireless | Darien |
| 203-310 | MCI/Verizon | Wireless | New Canaan |
| 203-311 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-312 | Frontier | Landline | Danbury |
| 203-313 | Verizon Wireless | Wireless | Danbury |
| 203-314 | Verizon Wireless | Wireless | New Haven |
| 203-315 | Frontier | Landline | Branford |
| 203-316 | Frontier | Landline | Stamford |
| 203-317 | Frontier | Landline | Meriden |
| 203-318 | Frontier | Landline | Madison |
| 203-319 | Frontier | Landline | Fairfield |
| 203-320 | MCI/Verizon | Wireless | Darien |
| 203-321 | Frontier | Landline | Stamford |
| 203-322 | Frontier | Landline | Stamford |
| 203-323 | Frontier | Landline | Stamford |
| 203-324 | Frontier | Landline | Stamford |
| 203-325 | Frontier | Landline | Stamford |
| 203-326 | Frontier | Landline | Stamford |
| 203-327 | Frontier | Landline | Stamford |
| 203-328 | Frontier | Landline | Stamford |
| 203-329 | Frontier | Landline | Stamford |
| 203-330 | Frontier | Landline | Bridgeport |
| 203-331 | Frontier | Landline | Bridgeport |
| 203-332 | Frontier | Landline | Bridgeport |
| 203-333 | Frontier | Landline | Bridgeport |
| 203-334 | Frontier | Landline | Bridgeport |
| 203-335 | Frontier | Landline | Bridgeport |
| 203-336 | Frontier | Landline | Bridgeport |
| 203-337 | Frontier | Landline | Bridgeport |
| 203-338 | Frontier | Landline | Bridgeport |
| 203-339 | Frontier | Landline | Bridgeport |
| 203-340 | Cablevision Lightpath | Landline | Greenwich |
| 203-341 | Frontier | Landline | Westport |
| 203-342 | Usa Mobility Wireless | Wireless | Bridgeport |
| 203-343 | AT&T Mobility | Wireless | Ansonidrby |
| 203-344 | Cablevision Lightpath | Landline | Oldgrnwich |
| 203-345 | Cablevision Lightpath | Landline | Bridgeport |
| 203-346 | Frontier | Landline | Waterbury |
| 203-347 | Lumen/Level 3 | Landline | Byram |
| 203-348 | Frontier | Landline | Stamford |
| 203-349 | Teleport Communications America | Landline | Westport |
| 203-350 | Teleport Communications America | Landline | Madison |
| 203-351 | Frontier | Landline | Stamford |
| 203-352 | Frontier | Landline | Stamford |
| 203-353 | Frontier | Landline | Stamford |
| 203-354 | Cablevision Lightpath | Landline | Norwalk |
| 203-355 | Cablevision Lightpath | Landline | Stamford |
| 203-356 | Frontier | Landline | Stamford |
| 203-357 | Frontier | Landline | Stamford |
| 203-358 | Frontier | Landline | Stamford |
| 203-359 | Frontier | Landline | Stamford |
| 203-360 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-361 | Lumen/Level 3 | Landline | New Haven |
| 203-362 | Frontier | Landline | Bridgeport |
| 203-363 | Frontier | Landline | Stamford |
| 203-364 | Frontier | Landline | Newtown |
| 203-365 | Frontier | Landline | Bridgeport |
| 203-366 | Frontier | Landline | Bridgeport |
| 203-367 | Frontier | Landline | Bridgeport |
| 203-368 | Frontier | Landline | Bridgeport |
| 203-369 | MCI/Verizon | Wireless | Oldgrnwich |
| 203-370 | American Messaging Services | Landline | New Haven |
| 203-371 | Frontier | Landline | Bridgeport |
| 203-372 | Frontier | Landline | Bridgeport |
| 203-373 | Frontier | Landline | Bridgeport |
| 203-374 | Frontier | Landline | Bridgeport |
| 203-375 | Frontier | Landline | Bridgeport |
| 203-376 | Verizon Wireless | Wireless | New Haven |
| 203-377 | Frontier | Landline | Bridgeport |
| 203-378 | Frontier | Landline | Bridgeport |
| 203-379 | Frontier | Landline | Meriden |
| 203-380 | Frontier | Landline | Bridgeport |
| 203-381 | Frontier | Landline | Bridgeport |
| 203-382 | Frontier | Landline | Bridgeport |
| 203-383 | Frontier | Landline | Bridgeport |
| 203-384 | Frontier | Landline | Bridgeport |
| 203-385 | Frontier | Landline | Bridgeport |
| 203-386 | Frontier | Landline | Bridgeport |
| 203-387 | Frontier | Landline | New Haven |
| 203-388 | MCI/Verizon | Wireless | Stamford |
| 203-389 | Frontier | Landline | New Haven |
| 203-390 | Teleport Communications America | Landline | New Haven |
| 203-391 | MCI/Verizon | Wireless | Stamford |
| 203-392 | Frontier | Landline | New Haven |
| 203-393 | Frontier | Landline | New Haven |
| 203-394 | Frontier | Landline | Bridgeport |
| 203-395 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-396 | Frontier | Landline | Bridgeport |
| 203-397 | Frontier | Landline | New Haven |
| 203-398 | Usa Mobility Wireless | Wireless | Norwalk |
| 203-399 | MCI/Verizon | Wireless | Stamford |
| 203-400 | AT&T Mobility | Wireless | Trumbull |
| 203-401 | Frontier | Landline | New Haven |
| 203-402 | Frontier | Landline | Huntington |
| 203-403 | Teleport Communications America | Landline | Ridgefield |
| 203-404 | Lumen/Level 3 | Landline | New Haven |
| 203-405 | Paetec Itel | Landline | Woodbury |
| 203-406 | Frontier | Landline | Stamford |
| 203-407 | Frontier | Landline | New Haven |
| 203-408 | Bandwidth.com | Landline | Redding |
| 203-409 | Teleport Communications America | Landline | Oldgrnwich |
| 203-410 | Omnipoint Communications | Landline | New Haven |
| 203-411 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-412 | American Messaging Services | Landline | New Haven |
| 203-413 | Paetec Itel | Landline | Greenwich |
| 203-414 | AT&T Mobility | Wireless | Bridgeport |
| 203-415 | AT&T Mobility | Wireless | New Haven |
| 203-416 | Frontier | Landline | Bridgeport |
| 203-417 | AT&T Mobility | Wireless | Danbury |
| 203-418 | Teleport Communications America | Landline | Fairfield |
| 203-419 | Frontier | Landline | Waterbury |
| 203-420 | Frontier | Landline | Meriden |
| 203-421 | Frontier | Landline | Madison |
| 203-422 | Verizon New York | Landline | Greenwich |
| 203-423 | Teleport Communications America | Landline | Wilton |
| 203-424 | Metro by T-Mobile | Wireless | Darien |
| 203-425 | Frontier | Landline | Stamford |
| 203-426 | Frontier | Landline | Newtown |
| 203-427 | MCI/Verizon | Wireless | Meriden |
| 203-428 | MCI/Verizon | Wireless | Stamford |
| 203-429 | MCI/Verizon | Wireless | Westport |
| 203-430 | AT&T Mobility | Wireless | New Haven |
| 203-431 | Frontier | Landline | Ridgefield |
| 203-432 | Bandwidth.com | Landline | New Haven |
| 203-433 | Comcast | Landline | Branford |
| 203-434 | Omnipoint Communications | Landline | Norwalk |
| 203-435 | Omnipoint Communications | Landline | New Haven |
| 203-436 | Frontier | Landline | New Haven |
| 203-437 | MCI/Verizon | Wireless | Waterbury |
| 203-438 | Frontier | Landline | Ridgefield |
| 203-439 | Comcast | Landline | Cheshire |
| 203-440 | Comcast | Landline | Meriden |
| 203-441 | Teleport Communications America | Landline | Wolcott |
| 203-442 | Teleport Communications America | Landline | New Canaan |
| 203-443 | MCI/Verizon | Wireless | Meriden |
| 203-444 | AT&T Mobility | Wireless | New Haven |
| 203-445 | Frontier | Landline | Trumbull |
| 203-446 | Teleport Communications America | Landline | Ansonidrby |
| 203-447 | Teleport Communications America | Landline | Huntington |
| 203-448 | MCI/Verizon | Wireless | Danbury |
| 203-449 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-450 | Verizon Wireless | Wireless | Bridgeport |
| 203-451 | AT&T Mobility | Wireless | Westport |
| 203-452 | Frontier | Landline | Trumbull |
| 203-453 | Frontier | Landline | Guilford |
| 203-454 | Frontier | Landline | Westport |
| 203-455 | MCI/Verizon | Wireless | Bridgeport |
| 203-456 | Verizon Wireless | Wireless | Danbury |
| 203-457 | Frontier | Landline | Guilford |
| 203-458 | Frontier | Landline | Guilford |
| 203-459 | Frontier | Landline | Trumbull |
| 203-460 | Metro by T-Mobile | Wireless | Danbury |
| 203-461 | Frontier | Landline | Stamford |
| 203-462 | Frontier | Landline | Stamford |
| 203-463 | Teleport Communications America | Landline | Seymour |
| 203-464 | Verizon Wireless | Wireless | New Haven |
| 203-465 | Frontier | Landline | Waterbury |
| 203-466 | Frontier | Landline | New Haven |
| 203-467 | Frontier | Landline | New Haven |
| 203-468 | Frontier | Landline | New Haven |
| 203-469 | Frontier | Landline | New Haven |
| 203-470 | Verizon Wireless | Wireless | Danbury |
| 203-471 | Frontier | Landline | Xxxxxxxxxx |
| 203-472 | Frontier | Landline | Xxxxxxxxxx |
| 203-473 | Frontier | Landline | Xxxxxxxxxx |
| 203-474 | Frontier | Landline | Xxxxxxxxxx |
| 203-475 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-476 | Frontier | Landline | Xxxxxxxxxx |
| 203-477 | Usa Mobility Wireless | Wireless | New Haven |
| 203-478 | Frontier | Landline | Xxxxxxxxxx |
| 203-479 | Frontier | Landline | New Haven |
| 203-480 | MCI/Verizon | Wireless | Fairfield |
| 203-481 | Frontier | Landline | Branford |
| 203-482 | AT&T Mobility | Wireless | Danbury |
| 203-483 | Frontier | Landline | Branford |
| 203-484 | Frontier | Landline | Branford |
| 203-485 | Cablevision Lightpath | Landline | Greenwich |
| 203-486 | Frontier | Landline | Woodbury |
| 203-487 | Lumen/Level 3 | Landline | Stamford |
| 203-488 | Frontier | Landline | Branford |
| 203-489 | Cablevision Lightpath | Landline | Greenwich |
| 203-490 | Teleport Communications America | Landline | Naugatuck |
| 203-491 | Bandwidth.com | Landline | Newtown |
| 203-492 | Frontier | Landline | New Haven |
| 203-493 | Lumen/Level 3 | Landline | Georgetown |
| 203-494 | Verizon Wireless | Wireless | New Haven |
| 203-495 | Frontier | Landline | New Haven |
| 203-496 | Metro by T-Mobile | Wireless | Greenwich |
| 203-497 | Frontier | Landline | New Haven |
| 203-498 | Frontier | Landline | New Haven |
| 203-499 | Frontier | Landline | New Haven |
| 203-500 | AT&T Mobility | Wireless | New Haven |
| 203-501 | Verizon Wireless | Wireless | Danbury |
| 203-502 | Frontier | Landline | Bridgeport |
| 203-503 | Frontier | Landline | New Haven |
| 203-504 | Paetec Itel | Landline | Stamford |
| 203-505 | Verizon Wireless | Wireless | Norwalk |
| 203-506 | AT&T Mobility | Wireless | New Haven |
| 203-507 | Omnipoint Communications | Landline | New Haven |
| 203-508 | Paetec Itel | Landline | New Haven |
| 203-509 | Metro by T-Mobile | Wireless | Waterbury |
| 203-510 | Metro by T-Mobile | Wireless | Waterbury |
| 203-511 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-512 | Omnipoint Communications | Landline | Danbury |
| 203-513 | AT&T | Landline | Huntington |
| 203-514 | Teleport Communications America | Landline | Meriden |
| 203-515 | Omnipoint Communications | Landline | Norwalk |
| 203-516 | Lumen/Level 3 | Landline | Ansonidrby |
| 203-517 | Lumen/Level 3 | Landline | Stamford |
| 203-518 | AT&T Mobility | Wireless | Waterbury |
| 203-519 | Metro by T-Mobile | Wireless | Waterbury |
| 203-520 | Verizon Wireless | Wireless | Bridgeport |
| 203-521 | Verizon Wireless | Wireless | Bridgeport |
| 203-522 | AT&T Mobility | Wireless | Bridgeport |
| 203-523 | Teleport Communications America | Landline | Norwalk |
| 203-524 | AT&T Mobility | Wireless | Stamford |
| 203-525 | AT&T Mobility | Wireless | Waterbury |
| 203-526 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-527 | Frontier | Landline | Waterbury |
| 203-528 | Lumen/Level 3 | Landline | Waterbury |
| 203-529 | AT&T | Landline | Wilton |
| 203-530 | Verizon Wireless | Wireless | New Haven |
| 203-531 | Verizon New York | Landline | Byram |
| 203-532 | Verizon New York | Landline | Byram |
| 203-533 | Lumen/Level 3 | Landline | Guilford |
| 203-534 | Frontier | Landline | Bridgeport |
| 203-535 | Comcast | Landline | New Haven |
| 203-536 | Verizon Wireless | Wireless | Stamford |
| 203-537 | Metro by T-Mobile | Wireless | Meriden |
| 203-538 | Paetec Itel | Landline | Huntington |
| 203-539 | Frontier | Landline | Stamford |
| 203-540 | AT&T Mobility | Wireless | Bridgeport |
| 203-541 | Frontier | Landline | Stamford |
| 203-542 | AT&T | Landline | Greenwich |
| 203-543 | Omnipoint Communications | Landline | Bridgeport |
| 203-544 | Frontier | Landline | Georgetown |
| 203-545 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-546 | Teleport Communications America | Landline | Danbury |
| 203-547 | Onvoy | Landline | Stamford |
| 203-548 | Lumen/Level 3 | Landline | Stamford |
| 203-549 | Paetec Itel | Landline | Bridgeport |
| 203-550 | Omnipoint Communications | Landline | Stamford |
| 203-551 | Teleport Communications America | Landline | Bridgeport |
| 203-552 | Verizon New York | Landline | Byram |
| 203-553 | Frontier | Landline | New Haven |
| 203-554 | AT&T Mobility | Wireless | Stamford |
| 203-555 | Multiple Ocn Listing | Landline | Dir Asst |
| 203-556 | AT&T Mobility | Wireless | Bridgeport |
| 203-557 | Cablevision Lightpath | Landline | Westport |
| 203-558 | AT&T Mobility | Wireless | Waterbury |
| 203-559 | Teleport Communications America | Landline | Darien |
| 203-560 | AT&T Mobility | Wireless | Waterbury |
| 203-561 | Verizon Wireless | Wireless | Stamford |
| 203-562 | Frontier | Landline | New Haven |
| 203-563 | Frontier | Landline | Wilton |
| 203-564 | AT&T | Landline | Stamford |
| 203-565 | Metro by T-Mobile | Wireless | Waterbury |
| 203-566 | MCI/Verizon | Wireless | Stamford |
| 203-567 | Paetec Itel | Landline | Huntington |
| 203-568 | Paetec Itel | Landline | Waterbury |
| 203-569 | Cablevision Lightpath | Landline | Stamford |
| 203-570 | Omnipoint Communications | Landline | Stamford |
| 203-571 | AT&T | Landline | Westport |
| 203-572 | Omnipoint Communications | Landline | Bridgeport |
| 203-573 | Frontier | Landline | Waterbury |
| 203-574 | Frontier | Landline | Waterbury |
| 203-575 | Frontier | Landline | Waterbury |
| 203-576 | Frontier | Landline | Bridgeport |
| 203-577 | Frontier | Landline | Waterbury |
| 203-578 | Frontier | Landline | Waterbury |
| 203-579 | Frontier | Landline | Bridgeport |
| 203-580 | Peerless Network Of Connecticut | Landline | Byram |
| 203-581 | Frontier | Landline | Bridgeport |
| 203-582 | Frontier | Landline | New Haven |
| 203-583 | Lumen/Level 3 | Landline | Bridgeport |
| 203-584 | Verizon Wireless | Wireless | New Haven |
| 203-585 | Frontier | Landline | Stamford |
| 203-586 | Teleport Communications America | Landline | Woodbury |
| 203-587 | Csc Voice | Landline | Georgetown |
| 203-588 | Cablevision Lightpath | Landline | Stamford |
| 203-589 | Omnipoint Communications | Landline | New Haven |
| 203-590 | Lumen/Level 3 | Landline | Trumbull |
| 203-591 | Frontier | Landline | Waterbury |
| 203-592 | AT&T Mobility | Wireless | Waterbury |
| 203-593 | Usa Mobility Wireless | Wireless | Norwalk |
| 203-594 | Cablevision Lightpath | Landline | New Canaan |
| 203-595 | Frontier | Landline | Stamford |
| 203-596 | Frontier | Landline | Waterbury |
| 203-597 | Frontier | Landline | Waterbury |
| 203-598 | Frontier | Landline | Waterbury |
| 203-599 | Lumen/Level 3 | Landline | Meriden |
| 203-600 | Metro by T-Mobile | Wireless | Meriden |
| 203-601 | Teleport Communications America | Landline | Trumbull |
| 203-602 | Frontier | Landline | Stamford |
| 203-603 | Frontier | Landline | New Haven |
| 203-604 | Lumen/Level 3 | Landline | Norwalk |
| 203-605 | Verizon Wireless | Wireless | New Haven |
| 203-606 | Omnipoint Communications | Landline | New Haven |
| 203-607 | MCI/Verizon | Wireless | Stamford |
| 203-608 | Paetec Itel | Landline | Meriden |
| 203-609 | Frontier | Landline | Stamford |
| 203-610 | Paetec Itel | Landline | Bridgeport |
| 203-611 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-612 | Lumen/Level 3 | Landline | Bridgeport |
| 203-613 | Metro by T-Mobile | Wireless | Norwalk |
| 203-614 | Frontier | Landline | Stamford |
| 203-615 | Frontier | Landline | Bridgeport |
| 203-616 | Lumen/Level 3 | Landline | Danbury |
| 203-617 | Omnipoint Communications | Landline | Danbury |
| 203-618 | Verizon New York | Landline | Greenwich |
| 203-619 | Frontier | Landline | New Haven |
| 203-620 | MCI/Verizon | Wireless | Darien |
| 203-621 | Paetec Itel | Landline | Darien |
| 203-622 | Verizon New York | Landline | Greenwich |
| 203-623 | Verizon Wireless | Wireless | New Haven |
| 203-624 | Frontier | Landline | New Haven |
| 203-625 | Verizon New York | Landline | Greenwich |
| 203-626 | AT&T | Landline | Wallingfd |
| 203-627 | Omnipoint Communications | Landline | New Haven |
| 203-628 | Cablevision Lightpath | Landline | Danbury |
| 203-629 | Verizon New York | Landline | Greenwich |
| 203-630 | Frontier | Landline | Meriden |
| 203-631 | AT&T Mobility | Wireless | Meriden |
| 203-632 | Paetec Itel | Landline | Naugatuck |
| 203-633 | Lumen/Level 3 | Landline | Wolcott |
| 203-634 | Frontier | Landline | Meriden |
| 203-635 | Lumen/Level 3 | Landline | Westport |
| 203-636 | MCI/Verizon | Wireless | Darien |
| 203-637 | Frontier | Landline | Oldgrnwich |
| 203-638 | Paetec Itel | Landline | Trumbull |
| 203-639 | Frontier | Landline | Meriden |
| 203-640 | AT&T Mobility | Wireless | New Haven |
| 203-641 | Verizon Wireless | Wireless | New Haven |
| 203-642 | MCI/Verizon | Wireless | Norwalk |
| 203-643 | Paetec Itel | Landline | Branford |
| 203-644 | Verizon Wireless | Wireless | Norwalk |
| 203-645 | AT&T Mobility | Wireless | New Haven |
| 203-646 | Onvoy | Landline | Branford |
| 203-647 | Paetec Itel | Landline | Milford |
| 203-648 | Lumen/Level 3 | Landline | Danbury |
| 203-649 | Paetec Itel | Landline | Cheshire |
| 203-650 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-651 | Paetec Itel | Landline | Cheshire |
| 203-652 | Paetec Itel | Landline | New Canaan |
| 203-653 | Paetec Itel | Landline | Stamford |
| 203-654 | Frontier | Landline | New Haven |
| 203-655 | Frontier | Landline | Darien |
| 203-656 | Frontier | Landline | Darien |
| 203-657 | American Messaging Services | Landline | New Haven |
| 203-658 | Teleport Communications America | Landline | Stamford |
| 203-659 | Paetec Itel | Landline | Fairfield |
| 203-660 | Onvoy | Landline | Byram |
| 203-661 | Verizon New York | Landline | Greenwich |
| 203-662 | Frontier | Landline | Darien |
| 203-663 | Paetec Itel | Landline | Norwalk |
| 203-664 | Cablevision Lightpath | Landline | Redding |
| 203-665 | Paetec Itel | Landline | Wilton |
| 203-666 | Lumen/Level 3 | Landline | Bridgeport |
| 203-667 | Omnipoint Communications | Landline | Stamford |
| 203-668 | Omnipoint Communications | Landline | New Haven |
| 203-669 | Lumen/Level 3 | Landline | Darien |
| 203-670 | Omnipoint Communications | Landline | Fairfield |
| 203-671 | Verizon Wireless | Wireless | New Haven |
| 203-672 | Paetec Itel | Landline | New Haven |
| 203-673 | AT&T | Landline | Bridgeport |
| 203-674 | Frontier | Landline | Stamford |
| 203-675 | Omnipoint Communications | Landline | New Haven |
| 203-676 | Omnipoint Communications | Landline | New Haven |
| 203-677 | Frontier | Landline | Wallingfd |
| 203-678 | Paetec Itel | Landline | Wallingfd |
| 203-679 | Frontier | Landline | Wallingfd |
| 203-680 | Frontier | Landline | New Haven |
| 203-681 | Verizon New York | Landline | Byram |
| 203-682 | Paetec Itel | Landline | Westport |
| 203-683 | Paetec Itel | Landline | Bridgeport |
| 203-684 | Metro by T-Mobile | Wireless | New Haven |
| 203-685 | Omnipoint Communications | Landline | Bridgeport |
| 203-686 | Frontier | Landline | Meriden |
| 203-687 | Lumen/Level 3 | Landline | New Haven |
| 203-688 | Frontier | Landline | New Haven |
| 203-689 | AT&T | Landline | Guilford |
| 203-690 | Omnipoint Communications | Landline | Bridgeport |
| 203-691 | Frontier | Landline | New Haven |
| 203-692 | Lumen/Level 3 | Landline | Fairfield |
| 203-693 | Cablevision Lightpath | Landline | Milford |
| 203-694 | Frontier | Landline | Meriden |
| 203-695 | Frontier | Landline | Waterbury |
| 203-696 | Frontier | Landline | Bridgeport |
| 203-697 | Frontier | Landline | Wallingfd |
| 203-698 | Frontier | Landline | Oldgrnwich |
| 203-699 | Frontier | Landline | Cheshire |
| 203-700 | Landline | ||
| 203-701 | AT&T | Landline | Milford |
| 203-702 | Paetec Itel | Landline | Danbury |
| 203-703 | Frontier | Landline | Stamford |
| 203-704 | Lumen/Level 3 | Landline | Wolcott |
| 203-705 | MCI/Verizon | Wireless | Stamford |
| 203-706 | Paetec Itel | Landline | Waterbury |
| 203-707 | Verizon Wireless | Wireless | Waterbury |
| 203-708 | Frontier | Landline | Stamford |
| 203-709 | Frontier | Landline | Waterbury |
| 203-710 | AT&T Mobility | Wireless | New Haven |
| 203-711 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-712 | Lumen/Level 3 | Landline | Huntington |
| 203-713 | Onvoy | Landline | Milford |
| 203-714 | Spectrum | Landline | Naugatuck |
| 203-715 | Omnipoint Communications | Landline | Meriden |
| 203-716 | Lumen/Level 3 | Landline | New Canaan |
| 203-717 | Csc Voice | Landline | Greenwich |
| 203-718 | Lumen/Level 3 | Landline | Cheshire |
| 203-719 | MCI/Verizon | Wireless | Stamford |
| 203-720 | Frontier | Landline | Naugatuck |
| 203-721 | Verizon Wireless | Wireless | Waterbury |
| 203-722 | AT&T Mobility | Wireless | Norwalk |
| 203-723 | Frontier | Landline | Naugatuck |
| 203-724 | Paetec Itel | Landline | Stamford |
| 203-725 | Comcast | Landline | Waterbury |
| 203-726 | Verizon Wireless | Wireless | Bridgeport |
| 203-727 | Omnipoint Communications | Landline | Bridgeport |
| 203-728 | Frontier | Landline | Stamford |
| 203-729 | Frontier | Landline | Naugatuck |
| 203-730 | Frontier | Landline | Danbury |
| 203-731 | Frontier | Landline | Danbury |
| 203-732 | Frontier | Landline | Ansonidrby |
| 203-733 | Verizon Wireless | Wireless | Danbury |
| 203-734 | Frontier | Landline | Ansonidrby |
| 203-735 | Frontier | Landline | Ansonidrby |
| 203-736 | Frontier | Landline | Ansonidrby |
| 203-737 | Frontier | Landline | New Haven |
| 203-738 | Paetec Itel | Landline | Guilford |
| 203-739 | Frontier | Landline | Danbury |
| 203-740 | Frontier | Landline | Danbury |
| 203-741 | Frontier | Landline | Wallingfd |
| 203-742 | MCI/Verizon | Wireless | Greenwich |
| 203-743 | Frontier | Landline | Danbury |
| 203-744 | Frontier | Landline | Danbury |
| 203-745 | Frontier | Landline | New Haven |
| 203-746 | Frontier | Landline | Danbury |
| 203-747 | Teleport Communications America | Landline | New Haven |
| 203-748 | Frontier | Landline | Danbury |
| 203-749 | Frontier | Landline | Danbury |
| 203-750 | Frontier | Landline | Norwalk |
| 203-751 | Frontier | Landline | Ansonidrby |
| 203-752 | Frontier | Landline | New Haven |
| 203-753 | Frontier | Landline | Waterbury |
| 203-754 | Frontier | Landline | Waterbury |
| 203-755 | Frontier | Landline | Waterbury |
| 203-756 | Frontier | Landline | Waterbury |
| 203-757 | Frontier | Landline | Waterbury |
| 203-758 | Frontier | Landline | Waterbury |
| 203-759 | Frontier | Landline | Waterbury |
| 203-760 | Peerless Network Of Connecticut | Landline | Bridgeport |
| 203-761 | Frontier | Landline | Wilton |
| 203-762 | Frontier | Landline | Wilton |
| 203-763 | Lumen/Level 3 | Landline | Fairfield |
| 203-764 | Frontier | Landline | New Haven |
| 203-765 | Frontier | Landline | New Haven |
| 203-766 | American Messaging Services | Landline | New Haven |
| 203-767 | Verizon Wireless | Wireless | Bridgeport |
| 203-768 | Omnipoint Communications | Landline | Waterbury |
| 203-769 | Verizon New York | Landline | Greenwich |
| 203-770 | AT&T Mobility | Wireless | Danbury |
| 203-771 | Frontier | Landline | New Haven |
| 203-772 | Frontier | Landline | New Haven |
| 203-773 | Frontier | Landline | New Haven |
| 203-774 | Paetec Itel | Landline | Wallingfd |
| 203-775 | Frontier | Landline | Danbury |
| 203-776 | Frontier | Landline | New Haven |
| 203-777 | Frontier | Landline | New Haven |
| 203-778 | Frontier | Landline | Danbury |
| 203-779 | Paetec Itel | Landline | Madison |
| 203-780 | Peerless Network Of Connecticut | Landline | New Haven |
| 203-781 | Frontier | Landline | New Haven |
| 203-782 | Frontier | Landline | New Haven |
| 203-783 | Frontier | Landline | Milford |
| 203-784 | Frontier | Landline | New Haven |
| 203-785 | Frontier | Landline | New Haven |
| 203-786 | Frontier | Landline | New Haven |
| 203-787 | Frontier | Landline | New Haven |
| 203-788 | AT&T Mobility | Wireless | Danbury |
| 203-789 | Frontier | Landline | New Haven |
| 203-790 | Frontier | Landline | Danbury |
| 203-791 | Frontier | Landline | Danbury |
| 203-792 | Frontier | Landline | Danbury |
| 203-793 | Lumen/Level 3 | Landline | Wallingfd |
| 203-794 | Frontier | Landline | Danbury |
| 203-795 | Frontier | Landline | New Haven |
| 203-796 | Frontier | Landline | Danbury |
| 203-797 | Frontier | Landline | Danbury |
| 203-798 | Frontier | Landline | Danbury |
| 203-799 | Frontier | Landline | New Haven |
| 203-800 | Omnipoint Communications | Landline | New Haven |
| 203-801 | Frontier | Landline | New Canaan |
| 203-802 | Metro by T-Mobile | Wireless | Waterbury |
| 203-803 | Verizon Wireless | Wireless | Norwalk |
| 203-804 | AT&T Mobility | Wireless | New Haven |
| 203-805 | Teleport Communications America | Landline | Waterbury |
| 203-806 | Teleport Communications America | Landline | Cheshire |
| 203-807 | AT&T Mobility | Wireless | Norwalk |
| 203-808 | Omnipoint Communications | Landline | Waterbury |
| 203-809 | Omnipoint Communications | Landline | New Haven |
| 203-810 | Cablevision Lightpath | Landline | Norwalk |
| 203-811 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-812 | Frontier | Landline | New Haven |
| 203-813 | Tc Systems | Landline | Byram |
| 203-814 | Verizon Wireless | Wireless | Bridgeport |
| 203-815 | Verizon Wireless | Wireless | New Haven |
| 203-816 | Lumen/Level 3 | Landline | Trumbull |
| 203-817 | Cablevision Lightpath | Landline | Stamford |
| 203-818 | MCI/Verizon | Wireless | Norwalk |
| 203-819 | AT&T Mobility | Wireless | Waterbury |
| 203-820 | Metro by T-Mobile | Wireless | Norwalk |
| 203-821 | Frontier | Landline | New Haven |
| 203-822 | AT&T | Landline | Norwalk |
| 203-823 | Comcast | Landline | New Haven |
| 203-824 | AT&T Mobility | Wireless | New Haven |
| 203-825 | Frontier | Landline | Danbury |
| 203-826 | Frontier | Landline | Danbury |
| 203-827 | MCI/Verizon | Wireless | Oldgrnwich |
| 203-828 | Lumen/Level 3 | Landline | Seymour |
| 203-829 | Omnipoint Communications | Landline | Norwalk |
| 203-830 | Frontier | Landline | Danbury |
| 203-831 | Frontier | Landline | Norwalk |
| 203-832 | AT&T Mobility | Wireless | Stamford |
| 203-833 | Verizon Wireless | Wireless | New Haven |
| 203-834 | Frontier | Landline | Wilton |
| 203-835 | Usa Mobility Wireless | Wireless | Norwalk |
| 203-836 | Verizon Wireless | Wireless | New Haven |
| 203-837 | Frontier | Landline | Danbury |
| 203-838 | Frontier | Landline | Norwalk |
| 203-839 | Usa Mobility Wireless | Wireless | Norwalk |
| 203-840 | Frontier | Landline | Norwalk |
| 203-841 | Paetec Itel | Landline | Waterbury |
| 203-842 | Lumen/Level 3 | Landline | Norwalk |
| 203-843 | AT&T Mobility | Wireless | New Haven |
| 203-844 | MCI/Verizon | Wireless | Fairfield |
| 203-845 | Frontier | Landline | Norwalk |
| 203-846 | Frontier | Landline | Norwalk |
| 203-847 | Frontier | Landline | Norwalk |
| 203-848 | Paetec Itel | Landline | New Haven |
| 203-849 | Frontier | Landline | Norwalk |
| 203-850 | Metro by T-Mobile | Wireless | New Haven |
| 203-851 | Frontier | Landline | Norwalk |
| 203-852 | Frontier | Landline | Norwalk |
| 203-853 | Frontier | Landline | Norwalk |
| 203-854 | Frontier | Landline | Norwalk |
| 203-855 | Frontier | Landline | Norwalk |
| 203-856 | Verizon Wireless | Wireless | Norwalk |
| 203-857 | Frontier | Landline | Norwalk |
| 203-858 | Verizon Wireless | Wireless | Norwalk |
| 203-859 | MCI/Verizon | Wireless | New Haven |
| 203-860 | Landline | ||
| 203-861 | Verizon New York | Landline | Greenwich |
| 203-862 | Verizon New York | Landline | Greenwich |
| 203-863 | Verizon New York | Landline | Greenwich |
| 203-864 | Metro by T-Mobile | Wireless | Bridgeport |
| 203-865 | Frontier | Landline | New Haven |
| 203-866 | Frontier | Landline | Norwalk |
| 203-867 | Frontier | Landline | New Haven |
| 203-868 | AT&T | Landline | New Haven |
| 203-869 | Verizon New York | Landline | Greenwich |
| 203-870 | Cablevision Lightpath | Landline | Bridgeport |
| 203-871 | Teleport Communications America | Landline | Branford |
| 203-872 | Bandwidth.com | Landline | Cheshire |
| 203-873 | AT&T Mobility | Wireless | Bridgeport |
| 203-874 | Frontier | Landline | Milford |
| 203-875 | AT&T | Landline | Darien |
| 203-876 | Frontier | Landline | Milford |
| 203-877 | Frontier | Landline | Milford |
| 203-878 | Frontier | Landline | Milford |
| 203-879 | Frontier | Landline | Wolcott |
| 203-880 | Teleport Communications America | Landline | Trumbull |
| 203-881 | Frontier | Landline | Seymour |
| 203-882 | Frontier | Landline | Milford |
| 203-883 | Lumen/Level 3 | Landline | Stamford |
| 203-884 | Onvoy | Landline | Guilford |
| 203-885 | Verizon Wireless | Wireless | Danbury |
| 203-886 | Paetec Itel | Landline | Meriden |
| 203-887 | Omnipoint Communications | Landline | New Haven |
| 203-888 | Frontier | Landline | Seymour |
| 203-889 | Lumen/Level 3 | Landline | New Haven |
| 203-890 | Frontier | Landline | Stamford |
| 203-891 | Frontier | Landline | New Haven |
| 203-892 | Omnipoint Communications | Landline | Ansonidrby |
| 203-893 | Verizon Wireless | Wireless | Ansonidrby |
| 203-894 | Frontier | Landline | Ridgefield |
| 203-895 | AT&T Mobility | Wireless | Trumbull |
| 203-896 | Peerless Network Of Connecticut | Landline | Madison |
| 203-897 | MCI/Verizon | Wireless | Stamford |
| 203-898 | MCI/Verizon | Wireless | Darien |
| 203-899 | Frontier | Landline | Norwalk |
| 203-900 | Csc Voice | Landline | Greenwich |
| 203-901 | Omnipoint Communications | Landline | New Haven |
| 203-902 | Onvoy | Landline | New Haven |
| 203-903 | Lumen/Level 3 | Landline | New Haven |
| 203-904 | Omnipoint Communications | Landline | Norwalk |
| 203-905 | Teleport Communications America | Landline | Stamford |
| 203-906 | Verizon Wireless | Wireless | Ansonidrby |
| 203-907 | Paetec Itel | Landline | New Haven |
| 203-908 | Omnipoint Communications | Landline | Bridgeport |
| 203-909 | Verizon Wireless | Wireless | New Haven |
| 203-910 | Verizon Wireless | Wireless | Waterbury |
| 203-911 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 203-912 | Verizon Wireless | Wireless | Stamford |
| 203-913 | Verizon Wireless | Wireless | Bridgeport |
| 203-914 | Csc Voice | Landline | Stamford |
| 203-915 | Verizon Wireless | Wireless | New Haven |
| 203-916 | Lumen/Level 3 | Landline | Bridgeport |
| 203-917 | Verizon Wireless | Wireless | Danbury |
| 203-918 | AT&T Mobility | Wireless | Stamford |
| 203-919 | Omnipoint Communications | Landline | Norwalk |
| 203-920 | MCI/Verizon | Wireless | New Canaan |
| 203-921 | Frontier | Landline | Stamford |
| 203-922 | Frontier | Landline | Huntington |
| 203-923 | MCI/Verizon | Wireless | Bridgeport |
| 203-924 | Frontier | Landline | Huntington |
| 203-925 | Frontier | Landline | Huntington |
| 203-926 | Frontier | Landline | Huntington |
| 203-927 | Verizon Wireless | Wireless | New Haven |
| 203-928 | Frontier | Landline | New Haven |
| 203-929 | Frontier | Landline | Huntington |
| 203-930 | Lumen/Level 3 | Landline | Greenwich |
| 203-931 | Frontier | Landline | New Haven |
| 203-932 | Frontier | Landline | New Haven |
| 203-933 | Frontier | Landline | New Haven |
| 203-934 | Frontier | Landline | New Haven |
| 203-935 | Lumen/Level 3 | Landline | Meriden |
| 203-936 | Frontier | Landline | New Haven |
| 203-937 | Frontier | Landline | New Haven |
| 203-938 | Frontier | Landline | Redding |
| 203-939 | Csc Voice | Landline | Norwalk |
| 203-940 | Frontier | Landline | Stamford |
| 203-941 | Bandwidth.com | Landline | Seymour |
| 203-942 | Omnipoint Communications | Landline | Danbury |
| 203-943 | Omnipoint Communications | Landline | Norwalk |
| 203-944 | Frontier | Landline | Huntington |
| 203-945 | Frontier | Landline | Norwalk |
| 203-946 | Frontier | Landline | New Haven |
| 203-947 | AT&T Mobility | Wireless | Danbury |
| 203-948 | Omnipoint Communications | Landline | Danbury |
| 203-949 | Frontier | Landline | Wallingfd |
| 203-950 | Landline | ||
| 203-951 | Teleport Communications America | Landline | Milford |
| 203-952 | Metro by T-Mobile | Wireless | Norwalk |
| 203-953 | Omnipoint Communications | Landline | Bridgeport |
| 203-954 | Paetec Itel | Landline | Ansonidrby |
| 203-955 | MCI/Verizon | Wireless | Fairfield |
| 203-956 | Cablevision Lightpath | Landline | Norwalk |
| 203-957 | Csc Voice | Landline | Norwalk |
| 203-958 | Landline | ||
| 203-959 | Landline | ||
| 203-960 | Cablevision Lightpath | Landline | Stamford |
| 203-961 | Frontier | Landline | Stamford |
| 203-962 | Frontier | Landline | Stamford |
| 203-963 | Frontier | Landline | Norwalk |
| 203-964 | Frontier | Landline | Stamford |
| 203-965 | Frontier | Landline | Stamford |
| 203-966 | Frontier | Landline | New Canaan |
| 203-967 | Frontier | Landline | Stamford |
| 203-968 | Frontier | Landline | Stamford |
| 203-969 | Frontier | Landline | Stamford |
| 203-970 | Cablevision Lightpath | Landline | Norwalk |
| 203-971 | Cablevision Lightpath | Landline | Greenwich |
| 203-972 | Frontier | Landline | New Canaan |
| 203-973 | Frontier | Landline | Stamford |
| 203-974 | Teleport Communications America | Landline | New Haven |
| 203-975 | Frontier | Landline | Stamford |
| 203-976 | Landline | ||
| 203-977 | Frontier | Landline | Stamford |
| 203-978 | Frontier | Landline | Stamford |
| 203-979 | AT&T Mobility | Wireless | Stamford |
| 203-980 | Verizon Wireless | Wireless | New Haven |
| 203-981 | Metro by T-Mobile | Wireless | Norwalk |
| 203-982 | Metro by T-Mobile | Wireless | Waterbury |
| 203-983 | Paetec Itel | Landline | Greenwich |
| 203-984 | Verizon Wireless | Wireless | Norwalk |
| 203-985 | Frontier | Landline | New Haven |
| 203-986 | MCI/Verizon | Wireless | Oldgrnwich |
| 203-987 | Lumen/Level 3 | Landline | Greenwich |
| 203-988 | AT&T Mobility | Wireless | New Haven |
| 203-989 | Lumen/Level 3 | Landline | Stamford |
| 203-990 | MCI/Verizon | Wireless | Oldgrnwich |
| 203-991 | Frontier | Landline | Norwalk |
| 203-992 | Csc Voice | Landline | Greenwich |
| 203-993 | Verizon Wireless | Wireless | Bridgeport |
| 203-994 | Omnipoint Communications | Landline | Danbury |
| 203-995 | MCI/Verizon | Wireless | Bridgeport |
| 203-996 | Omnipoint Communications | Landline | New Haven |
| 203-997 | Omnipoint Communications | Landline | Ansonidrby |
| 203-998 | Lumen/Level 3 | Landline | Stamford |
| 203-999 | Omnipoint Communications | Landline | New Haven |
Overlay Area Codes
All 4 area codes in Connecticut
About Area Code 203
Back in 1947, when the phone system was getting a major overhaul after the war, area code 203 came into the picture as one of the originals, helping connect folks in Connecticut. It started covering a good chunk of the state, from the salty shores of Bridgeport right up to the quieter towns like Branford and Guilford. Picture this: Bridgeport, the big hub, buzzing with harbor activity and daily commutes, while places like Greenwich draw in commuters from New York with their upscale neighborhoods and easy train rides. Over the years, 203 has stuck around, sharing the spotlight with its overlay buddy, 475, to handle the growing number of calls in 24 cities total. What sets 203 apart is its mix of coastal charm and everyday hustle—think families grilling by Long Island Sound in the summer or workers heading to jobs in manufacturing and finance. It's been a reliable number for decades, evolving as Connecticut grew from a post-war boomtown to a place where history meets modern life. Folks here might tell you stories about how their grandparents got their first rotary phones with this code, linking them to neighbors in Danbury or Darien. Sure, technology's changed, but 203 keeps things grounded, serving as that familiar prefix on your caller ID for everything from local chit-chat to business deals. With its roots in the original 86 codes, it's a nod to the past while keeping up with today's calls, making it feel like an old friend who's always there when you need to reach out.
⚠ Scam & Spam Alert for 203
If you're in the 203 area, you might get calls that seem off, like someone claiming to be from the IRS demanding immediate payment for taxes you don't owe. These scams often use scare tactics to push for wire transfers or gift cards. Another common one is the auto warranty pitch, where a robocall insists your car's coverage is about to expire and pressures you to sign up on the spot—usually for a service that doesn't exist. Then there's Medicare fraud, targeting older residents with offers for free medical equipment or updates, only to steal personal info. It's frustrating, but these tricks aren't new; scammers just keep trying. Remember, legitimate agencies won't ask for sensitive details over the phone. A simple step you can take is to hang up and call back the official number yourself to verify anything suspicious—it's an easy way to stay safe without getting sucked in.
Local Snapshot
Bridgeport and the surrounding Connecticut spots have a population of about 145,000 in the city alone, swelling to over 3.5 million statewide, which keeps things lively with a mix of families and young professionals. Finance and insurance drive the economy here, especially in places like Stamford, where big firms keep the wheels turning and provide steady jobs for locals. The area is famous for its beaches and parks along the coast, drawing crowds for summer swims and fresh seafood, a go-to escape from the daily grind. You might be surprised to learn that Igor Sikorsky, the helicopter pioneer, set up shop in Stratford, leading to innovations that shaped aviation—it's a quirky bit of history that puts this region on the map for more than just its shoreline views.
Frequently Asked Questions
Where is area code 203?
Area code 203 serves Bridgeport and surrounding communities in Connecticut, including Branford, Bridgeport, Cheshire, Danbury, Darien and 19 more. It is in the Eastern time zone.
What cities are in area code 203?
Area code 203 covers 24 cities in Connecticut: Branford, Bridgeport, Cheshire, Danbury, Darien, Fairfield, Greenwich, Guilford, Hamden, Meriden, and 14 more
What time zone is 203?
Area code 203 is in the Eastern time zone (UTC-5).
When was area code 203 created?
Area code 203 is one of the original area codes established in 1947 as part of the North American Numbering Plan.
Is 203 a legitimate area code?
Yes, 203 is a valid, active area code assigned to Bridgeport, Connecticut. However, scammers can spoof any area code, so receiving a call from 203 doesn't guarantee the caller is actually in this area.
What area codes overlap with 203?
Area code 203 shares its geographic area with overlay code 475. This means all local calls in the area require 10-digit dialing.
What historical significance does the establishment of area code 203 in 1947 hold for Connecticut?
Area code 203 was one of the original codes in the North American Numbering Plan, assigned to southwestern Connecticut including Bridgeport. This timing coincided with post-World War II growth in the region, supporting expanding telephone needs. The code has served as a key identifier for the area's development over decades.
How does area code 203 relate to the finance industry in Greenwich?
Greenwich, served by area code 203, is home to many hedge funds and investment firms, making it a major financial hub. The area's proximity to New York City has historically drawn finance professionals, contributing to its economic profile. This connection influences local businesses and employment opportunities within the 203 region.
What role does area code 203 play in the cultural events of Fairfield County?
Fairfield County, covered by area code 203, hosts events like the Greenwich International Film Festival, celebrating arts and culture. The region's mix of coastal towns encourages community gatherings that reflect its history and diversity. These events help maintain the area's unique identity among Connecticut's communities.