858
San Diego, California
California · Pacific (UTC-8) · — · 15 cities
Cities Served by Area Code 858 (15 cities)
Additional Details
Established
1999
Type
Split
Active Prefixes
569
Wireless Lines
28%
About Area Code 858
Area code 858 was created in 1999 as a split from a previously larger area code region. It serves the San Diego, California metropolitan area. The area is in the Pacific time zone. It covers 15 cities and communities including Chula Vista, Coronado, Del Mar, El Cajon, Imperial Beach and 10 more.
Phone Number Prefixes in Area Code 858
569 active NXX prefixes — 28% wireless, 72% landline. Each prefix (NXX) represents up to 10,000 phone numbers.
AT&T (Pacific Bell) 152 (27%)AT&T Mobility 49 (9%)T-Mobile 44 (8%)Lumen/Level 3 38 (7%)Fractel 35 (6%)
| Prefix | Carrier | Type | Rate Center |
|---|---|---|---|
| 858-200 | U.S. Telepacific | Landline | La Jolla |
| 858-201 | Lumen/Level 3 | Landline | Sndg Mrms |
| 858-202 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-203 | Onvoy | Landline | La Jolla |
| 858-204 | Verizon Wireless | Wireless | Poway |
| 858-205 | T-Mobile | Wireless | Del Mar |
| 858-206 | Onvoy | Landline | Poway |
| 858-207 | Teleport Communications America | Landline | Rnchobrndo |
| 858-208 | AT&T Mobility | Wireless | Poway |
| 858-209 | T-Mobile | Wireless | Del Mar |
| 858-210 | Verizon Wireless | Wireless | La Jolla |
| 858-211 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-212 | T-Mobile | Wireless | Poway |
| 858-213 | T-Mobile | Wireless | Poway |
| 858-214 | T-Mobile | Wireless | La Jolla |
| 858-215 | AT&T (Pacific Bell) | Landline | Rnchopnqts |
| 858-216 | U.S. Telepacific | Landline | Rnchopnqts |
| 858-217 | U.S. Telepacific | Landline | Rnchobrndo |
| 858-218 | U.S. Telepacific | Landline | Poway |
| 858-219 | American Messaging Services | Landline | Sndg Lvta |
| 858-220 | T-Mobile | Wireless | La Jolla |
| 858-221 | Onvoy | Landline | Sndg Lvta |
| 858-222 | Onvoy | Landline | La Jolla |
| 858-223 | Onvoy | Landline | Sndg Lvta |
| 858-224 | Onvoy | Landline | La Jolla |
| 858-225 | Matrix Telecom | Landline | Sndg Mrms |
| 858-226 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-227 | MCI/Verizon | Wireless | Rnchosanfe |
| 858-228 | MCI/Verizon | Wireless | La Jolla |
| 858-229 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-230 | AT&T | Landline | La Jolla |
| 858-231 | T-Mobile | Wireless | Poway |
| 858-232 | AT&T Mobility | Wireless | La Jolla |
| 858-233 | North County Communication Corporation - Ca | Landline | La Jolla |
| 858-234 | North County Communication Corporation - Ca | Landline | Rnchobrndo |
| 858-235 | Paetec Itel | Landline | La Jolla |
| 858-236 | North County Communication Corporation - Ca | Landline | Poway |
| 858-237 | North County Communication Corporation - Ca | Landline | Sndg Mrms |
| 858-238 | AT&T Mobility | Wireless | El Cajon |
| 858-239 | Onvoy | Landline | Sndg Mrms |
| 858-240 | Lumen/Level 3 | Landline | Rnchopnqts |
| 858-241 | T-Mobile | Wireless | La Jolla |
| 858-242 | AT&T Mobility | Wireless | La Jolla |
| 858-243 | Verizon Wireless | Wireless | Poway |
| 858-244 | MCI/Verizon | Wireless | Sndg Lvta |
| 858-245 | Verizon Wireless | Wireless | La Jolla |
| 858-246 | Lumen/Level 3 | Landline | La Jolla |
| 858-247 | Terra Nova Telecom | Landline | La Jolla |
| 858-248 | Verizon Wireless | Wireless | Poway |
| 858-249 | AT&T Mobility | Wireless | La Jolla |
| 858-250 | Wide Voice | Landline | La Jolla |
| 858-251 | Peerless Network Of California | Landline | La Jolla |
| 858-252 | T-Mobile | Wireless | Del Mar |
| 858-253 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-254 | T-Mobile | Wireless | Poway |
| 858-255 | Teleport Communications America | Landline | La Jolla |
| 858-256 | Comcast | Landline | Sndg Lvta |
| 858-257 | Lumen/Level 3 | Landline | La Jolla |
| 858-258 | Lumen/Level 3 | Landline | Sndg Mrms |
| 858-259 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-260 | T-Mobile | Wireless | La Jolla |
| 858-261 | T-Mobile | Wireless | Del Mar |
| 858-262 | T-Mobile | Wireless | Sndg Lvta |
| 858-263 | Time Warner Cbl Info Svcs (Ca) | Landline | La Jolla |
| 858-264 | Onvoy | Landline | Sndg Lvta |
| 858-265 | AT&T Mobility | Wireless | Sndg Mrms |
| 858-266 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-267 | T-Mobile | Wireless | Sndg Mrms |
| 858-268 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-269 | AT&T (Pacific Bell) | Landline | Poway |
| 858-270 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-271 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-272 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-273 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-274 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-275 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-276 | AT&T Mobility | Wireless | Sndg Lvta |
| 858-277 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-278 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-279 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-280 | AT&T | Landline | Del Mar |
| 858-281 | Lumen/Level 3 | Landline | La Jolla |
| 858-282 | AT&T Mobility | Wireless | Sndg Mrms |
| 858-283 | Onvoy | Landline | La Jolla |
| 858-284 | Bandwidth.com | Landline | Del Mar |
| 858-285 | Comcast | Landline | Sndg Lvta |
| 858-286 | Vonage | Landline | Chulavista |
| 858-287 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-288 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-289 | AT&T Mobility | Wireless | Sndg Lvta |
| 858-290 | T-Mobile | Wireless | Del Mar |
| 858-291 | AT&T Mobility | Wireless | La Jolla |
| 858-292 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-293 | U.S. Telepacific | Landline | Sndg Mrms |
| 858-294 | Bandwidth.com | Landline | Chulavista |
| 858-295 | AT&T Mobility | Wireless | La Jolla |
| 858-296 | Comcast | Landline | Sndg Lvta |
| 858-297 | North County Communication Corporation - Ca | Landline | Del Mar |
| 858-298 | AT&T Mobility | Wireless | Sndg Lvta |
| 858-299 | Comcast | Landline | Del Mar |
| 858-300 | U.S. Telepacific | Landline | Sndg Lvta |
| 858-301 | Vonage | Landline | El Cajon |
| 858-302 | Comcast | Landline | Sndg Lvta |
| 858-303 | Comcast | Landline | La Jolla |
| 858-304 | AT&T | Landline | Rnchobrndo |
| 858-305 | T-Mobile | Wireless | Sndg Mrms |
| 858-306 | Telnyx | Landline | Del Mar |
| 858-307 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-308 | T-Mobile | Wireless | Sndg Lvta |
| 858-309 | Lumen/Level 3 | Landline | Sndg Lvta |
| 858-310 | Twilio | Landline | Rnchosanfe |
| 858-311 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-312 | Comcast | Landline | Rnchobrndo |
| 858-313 | T-Mobile | Wireless | Del Mar |
| 858-314 | Teleport Communications America | Landline | Del Mar |
| 858-315 | AT&T Mobility | Wireless | Chulavista |
| 858-316 | AT&T Mobility | Wireless | Chulavista |
| 858-317 | Commio | Landline | Dulzura |
| 858-318 | U.S. Telepacific | Landline | Chulavista |
| 858-319 | T-Mobile | Wireless | La Jolla |
| 858-320 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-321 | Paetec Itel | Landline | Sndg Sndg |
| 858-322 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-323 | Lumen/Level 3 | Landline | Chulavista |
| 858-324 | Teleport Communications America | Landline | Rnchopnqts |
| 858-325 | Spectrum | Landline | Sndg Lvta |
| 858-326 | Bandwidth.com | Landline | Chulavista |
| 858-327 | Nuso | Landline | Sndg Sndg |
| 858-328 | AT&T Mobility | Wireless | La Mesa |
| 858-329 | Bandwidth.com | Landline | Sndg Mrms |
| 858-330 | T-Mobile | Wireless | Rnchopnqts |
| 858-331 | Verizon Wireless | Wireless | Chulavista |
| 858-332 | Lumen/Level 3 | Landline | La Jolla |
| 858-333 | Bandwidth.com | Landline | La Jolla |
| 858-334 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-335 | AT&T Mobility | Wireless | Poway |
| 858-336 | AT&T Mobility | Wireless | La Jolla |
| 858-337 | AT&T Mobility | Wireless | La Jolla |
| 858-338 | Onvoy | Landline | Harbsnalpn |
| 858-339 | Verizon Wireless | Wireless | El Cajon |
| 858-340 | AT&T Mobility | Wireless | La Jolla |
| 858-341 | T-Mobile | Wireless | Chulavista |
| 858-342 | AT&T Mobility | Wireless | Del Mar |
| 858-343 | AT&T Mobility | Wireless | La Jolla |
| 858-344 | AT&T Mobility | Wireless | La Jolla |
| 858-345 | Comcast | Landline | Del Mar |
| 858-346 | Lumen/Level 3 | Landline | La Jolla |
| 858-347 | Usa Mobility Wireless | Wireless | Del Mar |
| 858-348 | MCI/Verizon | Wireless | Sndg Mrms |
| 858-349 | AT&T Mobility | Wireless | La Jolla |
| 858-350 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-351 | Hd Carrier | Landline | Sndg Sndg |
| 858-352 | MCI/Verizon | Wireless | La Jolla |
| 858-353 | AT&T Mobility | Wireless | Del Mar |
| 858-354 | Verizon Wireless | Wireless | La Jolla |
| 858-355 | Fractel | Landline | Sndg Sndg |
| 858-356 | U.S. Telepacific | Landline | Del Mar |
| 858-357 | Lumen/Level 3 | Landline | Sndg Mrms |
| 858-358 | Onvoy | Landline | El Cajon |
| 858-359 | American Messaging Services | Landline | La Jolla |
| 858-360 | AT&T (Pacific Bell) | Landline | Rnchopnqts |
| 858-361 | AT&T Mobility | Wireless | La Jolla |
| 858-362 | MCI/Verizon | Wireless | La Jolla |
| 858-363 | Commio | Landline | Jacumba |
| 858-364 | North County Communication Corporation - Ca | Landline | Rnchopnqts |
| 858-365 | Onvoy | Landline | Rnchopnqts |
| 858-366 | MCI/Verizon | Wireless | La Jolla |
| 858-367 | Ip Horizon | Landline | Rnchosanfe |
| 858-368 | Ip Horizon | Landline | Sndg Mrms |
| 858-369 | AT&T | Landline | Del Mar |
| 858-370 | AT&T Mobility | Wireless | La Jolla |
| 858-371 | Comcast | Landline | Rnchopnqts |
| 858-372 | AT&T Mobility | Wireless | La Jolla |
| 858-373 | MCI/Verizon | Wireless | La Jolla |
| 858-374 | AT&T Mobility | Wireless | La Jolla |
| 858-375 | Lumen/Level 3 | Landline | Poway |
| 858-376 | U.S. Telepacific | Landline | Rnchobrndo |
| 858-377 | Fractel | Landline | Poway |
| 858-378 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-379 | Bandwidth.com | Landline | El Cajon |
| 858-380 | Lumen/Level 3 | Landline | Sndg Lvta |
| 858-381 | Teleport Communications America | Landline | Rnchosanfe |
| 858-382 | AT&T Mobility | Wireless | Poway |
| 858-383 | Teleport Communications America | Landline | Sndg Sndg |
| 858-384 | Wavenation | Landline | Sndg Lvta |
| 858-385 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-386 | Lumen/Level 3 | Landline | Poway |
| 858-387 | Onvoy | Landline | La Mesa |
| 858-388 | Fractel | Landline | El Cajon |
| 858-389 | T-Mobile | Wireless | Chulavista |
| 858-390 | Teleport Communications America | Landline | La Jolla |
| 858-391 | AT&T (Pacific Bell) | Landline | Poway |
| 858-392 | Commio | Landline | Sndg Lvta |
| 858-393 | Commio | Landline | Del Mar |
| 858-394 | Five9 | Landline | Sndg Lvta |
| 858-395 | Verizon Wireless | Wireless | Poway |
| 858-396 | AT&T Mobility | Wireless | La Jolla |
| 858-397 | Comcast | Landline | Sndg Mrms |
| 858-398 | Onvoy | Landline | Sndg Mrms |
| 858-399 | Fractel | Landline | Coronado |
| 858-400 | U.S. Telepacific | Landline | Rnchosanfe |
| 858-401 | Teleport Communications America | Landline | La Jolla |
| 858-402 | AT&T Mobility | Wireless | La Jolla |
| 858-403 | AT&T Mobility | Wireless | Poway |
| 858-404 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-405 | T-Mobile | Wireless | La Jolla |
| 858-406 | AT&T Mobility | Wireless | La Jolla |
| 858-407 | T-Mobile | Wireless | Chulavista |
| 858-408 | MCI/Verizon | Wireless | Sndg Mrms |
| 858-409 | AT&T Mobility | Wireless | La Jolla |
| 858-410 | MCI/Verizon | Wireless | La Jolla |
| 858-411 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-412 | Time Warner Cbl Info Svcs (Ca) | Landline | La Jolla |
| 858-413 | U.S. Telepacific | Landline | Poway |
| 858-414 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-415 | T-Mobile | Wireless | Sndg Sndg |
| 858-416 | AT&T Mobility | Wireless | La Mesa |
| 858-417 | AT&T Mobility | Wireless | Nationalcy |
| 858-418 | AT&T Mobility | Wireless | Sndg Sndg |
| 858-419 | Nuso | Landline | Sndg Sndg |
| 858-420 | AT&T Mobility | Wireless | Sndg Lvta |
| 858-421 | AT&T Mobility | Wireless | Rnchobrndo |
| 858-422 | Fractel | Landline | Coronado |
| 858-423 | Verizon Wireless | Wireless | Sndg Sndg |
| 858-424 | Onvoy | Landline | El Cajon |
| 858-425 | Spectrum | Landline | Sndg Sndg |
| 858-426 | Onvoy | Landline | El Cajon |
| 858-427 | Paetec Itel | Landline | Sndg Lvta |
| 858-428 | Matrix Telecom | Landline | Rnchopnqts |
| 858-429 | Lumen/Level 3 | Landline | Sndg Lvta |
| 858-430 | MCI/Verizon | Wireless | Sndg Lvta |
| 858-431 | AT&T | Landline | La Jolla |
| 858-432 | U.S. Telepacific | Landline | Rnchobrndo |
| 858-433 | Paetec Itel | Landline | Sndg Mrms |
| 858-434 | MCI/Verizon | Wireless | Rnchopnqts |
| 858-435 | Paetec Itel | Landline | Poway |
| 858-436 | U.S. Telepacific | Landline | Del Mar |
| 858-437 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-438 | Onvoy | Landline | Chulavista |
| 858-439 | AT&T Mobility | Wireless | Chulavista |
| 858-440 | AT&T Mobility | Wireless | La Mesa |
| 858-441 | Onvoy | Landline | El Cajon |
| 858-442 | Verizon Wireless | Wireless | Poway |
| 858-443 | T-Mobile | Wireless | Chulavista |
| 858-444 | U.S. Telepacific | Landline | Sndg Mrms |
| 858-445 | T-Mobile | Wireless | Sndg Mrms |
| 858-449 | Verizon Wireless | Wireless | Poway |
| 858-450 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-451 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-452 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-453 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-454 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-455 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-456 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-457 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-458 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-459 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-461 | Lumen/Level 3 | Landline | Del Mar |
| 858-462 | Ton80 Communications | Landline | Nationalcy |
| 858-463 | Ton80 Communications | Landline | Chulavista |
| 858-465 | Lumen/Level 3 | Landline | Del Mar |
| 858-466 | Fractel | Landline | La Mesa |
| 858-467 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-471 | Verizon Wireless | Wireless | Sndg Mrms |
| 858-472 | Verizon Wireless | Wireless | Rnchobrndo |
| 858-477 | Fractel | Landline | Sndg Sndg |
| 858-480 | Lumen/Level 3 | Landline | Del Mar |
| 858-481 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-483 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-484 | AT&T (Pacific Bell) | Landline | Rnchopnqts |
| 858-485 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-486 | AT&T (Pacific Bell) | Landline | Poway |
| 858-487 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-488 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-490 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-492 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-493 | American Messaging Services | Landline | Sndg Lvta |
| 858-494 | American Messaging Services | Landline | Sndg Lvta |
| 858-495 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-496 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-499 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-500 | Onvoy | Landline | La Jolla |
| 858-502 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-503 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-504 | T-Mobile | Wireless | Rnchosanfe |
| 858-505 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-509 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-511 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-513 | AT&T (Pacific Bell) | Landline | Poway |
| 858-514 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-518 | T-Mobile | Wireless | La Jolla |
| 858-519 | U.S. Telepacific | Landline | Del Mar |
| 858-521 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-522 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-523 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-524 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-525 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-526 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-527 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-529 | Onvoy | Landline | La Jolla |
| 858-530 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-531 | AT&T Mobility | Wireless | La Jolla |
| 858-533 | Fractel | Landline | Harbsnalpn |
| 858-534 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-535 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-536 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-537 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-538 | AT&T (Pacific Bell) | Landline | Rnchopnqts |
| 858-539 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-541 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-544 | Fractel | Landline | Rnchobrndo |
| 858-546 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-547 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-549 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-550 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-551 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-552 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-554 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-555 | Multiple Ocn Listing | Landline | Dir Asst |
| 858-558 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-560 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-564 | U.S. Telepacific | Landline | Sndg Mrms |
| 858-565 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-566 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-567 | Fractel | Landline | La Jolla |
| 858-568 | AT&T Mobility | Wireless | La Jolla |
| 858-569 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-570 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-571 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-573 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-576 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-577 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-578 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-581 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-583 | T-Mobile | Wireless | Sndg Lvta |
| 858-585 | Fractel | Landline | La Mesa |
| 858-586 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-587 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-588 | Fractel | Landline | Rnchobrndo |
| 858-592 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-597 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-598 | Teleport Communications America | Landline | Sndg Lvta |
| 858-599 | Fractel | Landline | Nationalcy |
| 858-600 | American Messaging Services | Landline | Rnchobrndo |
| 858-602 | T-Mobile | Wireless | Poway |
| 858-603 | AT&T Mobility | Wireless | Rnchopnqts |
| 858-605 | Paetec Itel | Landline | Rnchobrndo |
| 858-609 | MCI/Verizon | Wireless | Sndg Lvta |
| 858-610 | T-Mobile | Wireless | Sndg Mrms |
| 858-611 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-613 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-614 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-616 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-617 | Lumen/Level 3 | Landline | Del Mar |
| 858-618 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-621 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-622 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-623 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-625 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-626 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-627 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-630 | Matrix Telecom | Landline | Sndg Mrms |
| 858-633 | AT&T | Landline | Sndg Lvta |
| 858-634 | Comcast | Landline | Sndg Lvta |
| 858-635 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-636 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-637 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-638 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-642 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-643 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-644 | Fractel | Landline | Sndg Mrms |
| 858-646 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-648 | Exiant Communications | Landline | Poway |
| 858-649 | Lumen/Level 3 | Landline | Rnchobrndo |
| 858-650 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-651 | Lumen/Level 3 | Landline | La Jolla |
| 858-652 | T-Mobile | Wireless | La Jolla |
| 858-653 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-654 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-655 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-657 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-658 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-663 | T-Mobile | Wireless | Poway |
| 858-665 | Ton80 Communications | Landline | La Jolla |
| 858-666 | Onvoy | Landline | La Jolla |
| 858-667 | Fractel | Landline | Sndg Lvta |
| 858-668 | AT&T (Pacific Bell) | Landline | Poway |
| 858-672 | AT&T (Pacific Bell) | Landline | Rnchopnqts |
| 858-673 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-674 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-675 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-676 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-677 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-678 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-679 | AT&T (Pacific Bell) | Landline | Poway |
| 858-682 | T-Mobile | Wireless | Poway |
| 858-683 | Matrix Telecom | Landline | Rnchobrndo |
| 858-684 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-687 | Ton80 Communications | Landline | Poway |
| 858-688 | Metro by T-Mobile | Wireless | Sndg Mrms |
| 858-689 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-692 | Verizon Wireless | Wireless | La Jolla |
| 858-693 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-694 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-695 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-699 | AT&T Mobility | Wireless | La Jolla |
| 858-700 | Landline | ||
| 858-703 | MCI/Verizon | Wireless | Del Mar |
| 858-704 | MCI/Verizon | Wireless | Del Mar |
| 858-705 | AT&T Mobility | Wireless | Rnchobrndo |
| 858-707 | U.S. Telepacific | Landline | Sndg Lvta |
| 858-711 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-712 | MCI/Verizon | Wireless | Sndg Lvta |
| 858-713 | U.S. Telepacific | Landline | La Jolla |
| 858-715 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-716 | MCI/Verizon | Wireless | Rnchobrndo |
| 858-717 | T-Mobile | Wireless | Sndg Lvta |
| 858-720 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-722 | AT&T Mobility | Wireless | Poway |
| 858-723 | Nuso | Landline | La Mesa |
| 858-724 | MCI/Verizon | Wireless | Del Mar |
| 858-726 | MCI/Verizon | Wireless | Poway |
| 858-727 | Ton80 Communications | Landline | Sndg Sndg |
| 858-728 | Usa Mobility Wireless | Wireless | Sndg Mrms |
| 858-729 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-731 | MCI/Verizon | Wireless | La Jolla |
| 858-732 | Onvoy | Landline | La Jolla |
| 858-733 | T-Mobile | Wireless | Rnchopnqts |
| 858-735 | Verizon Wireless | Wireless | Poway |
| 858-736 | Lumen/Level 3 | Landline | La Jolla |
| 858-737 | MCI/Verizon | Wireless | Sndg Lvta |
| 858-740 | AT&T | Landline | Sndg Mrms |
| 858-742 | Ton80 Communications | Landline | Sndg Lvta |
| 858-744 | Fractel | Landline | Sndg Sndg |
| 858-746 | Lumen/Level 3 | Landline | Poway |
| 858-748 | AT&T (Pacific Bell) | Landline | Poway |
| 858-750 | Verizon Wireless | Wireless | La Jolla |
| 858-751 | U.S. Telepacific | Landline | Sndg Lvta |
| 858-752 | T-Mobile | Wireless | La Jolla |
| 858-753 | MCI/Verizon | Wireless | Rnchobrndo |
| 858-754 | Lumen/Level 3 | Landline | La Jolla |
| 858-755 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-756 | AT&T (Pacific Bell) | Landline | Rnchosanfe |
| 858-757 | Onvoy | Landline | Sndg Mrms |
| 858-758 | Fractel | Landline | El Cajon |
| 858-759 | AT&T (Pacific Bell) | Landline | Rnchosanfe |
| 858-761 | MCI/Verizon | Wireless | Sndg Mrms |
| 858-762 | Lumen/Level 3 | Landline | Poway |
| 858-764 | Paetec Itel | Landline | Del Mar |
| 858-765 | Teleport Communications America | Landline | La Jolla |
| 858-766 | Onvoy | Landline | La Jolla |
| 858-768 | Comcast | Landline | La Jolla |
| 858-769 | Matrix Telecom | Landline | Sndg Lvta |
| 858-771 | AT&T | Landline | Rnchosanfe |
| 858-774 | AT&T Mobility | Wireless | Rnchobrndo |
| 858-775 | Verizon Wireless | Wireless | La Jolla |
| 858-776 | T-Mobile | Wireless | Rnchobrndo |
| 858-777 | U.S. Telepacific | Landline | La Jolla |
| 858-779 | Lumen/Level 3 | Landline | Rnchosanfe |
| 858-780 | AT&T (Pacific Bell) | Landline | Rnchopnqts |
| 858-784 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-786 | Fractel | Landline | Nationalcy |
| 858-787 | Ton80 Communications | Landline | Pinevalley |
| 858-788 | Fractel | Landline | La Jolla |
| 858-789 | Fractel | Landline | Sndg Sndg |
| 858-790 | Teleport Communications America | Landline | Sndg Mrms |
| 858-792 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-793 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-794 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-795 | Teleport Communications America | Landline | La Jolla |
| 858-798 | Lumen/Level 3 | Landline | Rnchobrndo |
| 858-799 | MCI/Verizon | Wireless | La Jolla |
| 858-800 | Bandwidth.com | Landline | Sndg Mrms |
| 858-805 | Lumen/Level 3 | Landline | Sndg Mrms |
| 858-808 | Fractel | Landline | Nationalcy |
| 858-810 | Teleport Communications America | Landline | Sndg Lvta |
| 858-811 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-812 | Teleport Communications America | Landline | La Jolla |
| 858-815 | Matrix Telecom | Landline | Rnchobrndo |
| 858-822 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-824 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-826 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-828 | Fractel | Landline | Sndg Sndg |
| 858-829 | T-Mobile | Wireless | Poway |
| 858-831 | AT&T (Pacific Bell) | Landline | Sndg Mrms |
| 858-832 | Comcast | Landline | Rnchosanfe |
| 858-833 | Fractel | Landline | Sndg Sndg |
| 858-834 | Lumen/Level 3 | Landline | Rnchopnqts |
| 858-836 | MCI/Verizon | Wireless | Sndg Lvta |
| 858-837 | AT&T Mobility | Wireless | Rnchopnqts |
| 858-838 | Fractel | Landline | Campo |
| 858-842 | Comcast | Landline | Poway |
| 858-844 | Fractel | Landline | El Cajon |
| 858-845 | Lumen/Level 3 | Landline | La Jolla |
| 858-847 | AT&T (Pacific Bell) | Landline | Del Mar |
| 858-848 | Teleport Communications America | Landline | Poway |
| 858-855 | Fractel | Landline | El Cajon |
| 858-858 | Spectrum | Landline | Sndg Sndg |
| 858-859 | MCI/Verizon | Wireless | Poway |
| 858-860 | U.S. Telepacific | Landline | Sndg Mrms |
| 858-863 | Lumen/Level 3 | Landline | Sndg Mrms |
| 858-864 | T-Mobile | Wireless | La Jolla |
| 858-866 | U.S. Telepacific | Landline | La Jolla |
| 858-867 | Fractel | Landline | Sndg Sndg |
| 858-868 | Hd Carrier | Landline | Sndg Sndg |
| 858-869 | U.S. Telepacific | Landline | La Jolla |
| 858-874 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-875 | U.S. Telepacific | Landline | La Jolla |
| 858-876 | Lumen/Level 3 | Landline | Del Mar |
| 858-877 | MCI/Verizon | Wireless | Sndg Mrms |
| 858-878 | Fractel | Landline | La Mesa |
| 858-879 | MCI/Verizon | Wireless | Rnchobrndo |
| 858-880 | MCI/Verizon | Wireless | Sndg Mrms |
| 858-882 | Lumen/Level 3 | Landline | La Jolla |
| 858-883 | T-Mobile | Wireless | Poway |
| 858-886 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-888 | Bandwidth.com | Landline | La Jolla |
| 858-898 | Fractel | Landline | Coronado |
| 858-899 | Fractel | Landline | El Cajon |
| 858-900 | Onvoy | Landline | La Jolla |
| 858-901 | MCI/Verizon | Wireless | Rnchopnqts |
| 858-902 | T-Mobile | Wireless | Chulavista |
| 858-905 | MCI/Verizon | Wireless | Rnchopnqts |
| 858-909 | AT&T (Pacific Bell) | Landline | La Jolla |
| 858-910 | Onvoy | Landline | Chulavista |
| 858-911 | Multiple Ocn Listing | Landline | Xxxxxxxxxx |
| 858-914 | Lumen/Level 3 | Landline | Rnchosanfe |
| 858-922 | Verizon Wireless | Wireless | La Jolla |
| 858-923 | Matrix Telecom | Landline | Rnchosanfe |
| 858-924 | AT&T (Pacific Bell) | Landline | Rnchobrndo |
| 858-925 | Lumen/Level 3 | Landline | Del Mar |
| 858-926 | Verizon Wireless | Wireless | La Jolla |
| 858-927 | Onvoy | Landline | Rnchobrndo |
| 858-933 | Fractel | Landline | Del Mar |
| 858-935 | MCI/Verizon | Wireless | Sndg Mrms |
| 858-939 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-942 | Teleport Communications America | Landline | Rnchobrndo |
| 858-943 | Lumen/Level 3 | Landline | Rnchobrndo |
| 858-944 | Fractel | Landline | Sndg Lvta |
| 858-945 | Verizon Wireless | Wireless | La Jolla |
| 858-946 | MCI/Verizon | Wireless | Rnchobrndo |
| 858-947 | Matrix Telecom | Landline | Del Mar |
| 858-950 | Landline | ||
| 858-951 | Lumen/Level 3 | Landline | Rnchosanfe |
| 858-952 | Lumen/Level 3 | Landline | La Jolla |
| 858-955 | Fractel | Landline | Pinevalley |
| 858-956 | Matrix Telecom | Landline | Poway |
| 858-958 | Landline | ||
| 858-959 | Landline | ||
| 858-964 | Paetec Itel | Landline | La Jolla |
| 858-966 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-967 | T-Mobile | Wireless | La Jolla |
| 858-974 | AT&T (Pacific Bell) | Landline | Sndg Lvta |
| 858-976 | Landline | ||
| 858-977 | Fractel | Landline | Del Mar |
| 858-978 | Teleport Communications America | Landline | La Jolla |
| 858-979 | Teleport Communications America | Landline | La Jolla |
| 858-980 | Teleport Communications America | Landline | La Jolla |
| 858-981 | Teleport Communications America | Landline | La Jolla |
| 858-982 | Teleport Communications America | Landline | La Jolla |
| 858-983 | Teleport Communications America | Landline | La Jolla |
| 858-984 | Teleport Communications America | Landline | La Jolla |
| 858-985 | Teleport Communications America | Landline | La Jolla |
| 858-986 | Teleport Communications America | Landline | La Jolla |
| 858-987 | Onvoy | Landline | Sndg Lvta |
| 858-988 | Fractel | Landline | Sndg Sndg |
| 858-989 | Teleport Communications America | Landline | La Jolla |
| 858-997 | Verizon Wireless | Wireless | La Jolla |
| 858-999 | Onvoy | Landline | La Jolla |
All 40 area codes in California
About Area Code 858
Back in 1999, San Diego's phone lines were getting swamped with all the new folks moving in for the sun and surf. That's when area code 858 split off from the original 619 to handle the overflow. Picture this: San Diego, with its mix of urban buzz and coastal chill, needed more numbers to keep up with growing businesses and families. This new code covers spots like Chula Vista's family neighborhoods, Coronado's island vibes, and La Jolla's upscale shores—places where you might spot seals lounging on the beach or grab fresh tacos at a local stand. It's all about that Southern California lifestyle, from El Cajon's community events to Imperial Beach's laid-back waves. The split wasn't just about numbers; it was a sign of the region's boom in tech and tourism. Today, 858 keeps things running smooth for over a dozen cities, connecting people to everything from surf reports to sunset dinners. If you're dialing into this area, expect that easygoing West Coast energy, where calls might interrupt a hike in Del Mar or a game in La Mesa. It's a practical move that helped San Diego stay connected without missing a beat.
⚠ Scam & Spam Alert for 858
Folks in the 858 area code, like anywhere in California, get hit with their share of phone scams. We've seen a lot of IRS imposters claiming you owe money and demanding payment right away—don't fall for that. Then there's the auto warranty racket, where callers push fake extended plans for your car, and Medicare fraud that targets older residents with promises of free equipment. These scams can be slick, but they're just crooks trying to trick you out of cash. Remember, legitimate agencies don't ask for sensitive info over the phone. One simple tip: If something sounds off, hang up and check it out yourself by contacting the organization directly using a number you trust.
Local Snapshot
San Diego's population tops 1.4 million, making it a major hub in Southern California. The city draws people with its mild weather and beaches year-round. Key industries here include military bases, tourism, and biotech firms that keep the economy humming. You might not expect it, but San Diego has a huge craft beer scene, with over 150 breweries crafting some of the best pints on the West Coast.
Frequently Asked Questions
Where is area code 858?
Area code 858 serves San Diego and surrounding communities in California, including Chula Vista, Coronado, Del Mar, El Cajon, Imperial Beach and 10 more. It is in the Pacific time zone.
What cities are in area code 858?
Area code 858 covers 15 cities in California: Chula Vista, Coronado, Del Mar, El Cajon, Imperial Beach, La Jolla, La Mesa, Lemon Grove, Mira Mesa, National City, and 5 more
What time zone is 858?
Area code 858 is in the Pacific time zone (UTC-8).
When was area code 858 created?
Area code 858 was established in 1999 as a geographic split from a larger area code region.
Is 858 a legitimate area code?
Yes, 858 is a valid, active area code assigned to San Diego, California. However, scammers can spoof any area code, so receiving a call from 858 doesn't guarantee the caller is actually in this area.
Has area code 858 ever been split?
Area code 858 was created in 1999 as a split from the 619 area code to handle increasing phone demands in San Diego County. It covers cities like La Jolla and has remained unchanged since then. This split helped accommodate growth in the region without disrupting existing services.
What beaches in the 858 area code are known for marine life?
La Jolla in the 858 area code features beaches with rich marine ecosystems, including seals and sea lions. Visitors can explore tide pools and underwater parks, making it a spot for educational outings. These beaches also support local conservation efforts unique to San Diego's coastline.
What military sites are in the 858 area code?
The 858 area code includes parts of San Diego with significant military presence, such as Naval Base Coronado. This base plays a key role in naval operations and training for the Pacific Fleet. The area's military history ties into the local economy and community events in cities like Imperial Beach.