Area Code 925 phone numbers
State: California
In service since: 1998
Landlines: 451
Wireless prefixes: 123
Carriers: 35
Counties: 6
ZIP codes: 35
Major cities: Oakland, San Francisco, Concord, Pleasanton, San Jose
Area Code 925 has 576 prefixes
| Prefix | County | City | Carrier |
|---|---|---|---|
| 1-925-200 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-201 | Santa Clara | San Jose | Mpower Communications Corp - Ca |
| 1-925-202 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-203 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-204 | Alameda | Oakland | T-mobile Usa, Inc. |
| 1-925-205 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-206 | Alameda | Oakland | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-207 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-208 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-209 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-210 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-212 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-213 | Alameda | Oakland | Usa Mobility Wireless, Inc. |
| 1-925-214 | Alameda | Oakland | Peerless Network Of California, Llc - Ca |
| 1-925-215 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-216 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-217 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-218 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-219 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-220 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-221 | San Francisco | San Francisco | 33 Wireless Inc. |
| 1-925-222 | San Francisco | San Francisco | Cf Communications, Llc Dba Telekenex - Ca |
| 1-925-223 | Alameda | Hayward | Mcimetro Access Transmission Services Llc |
| 1-925-224 | Alameda | Pleasanton | Pacific Bell |
| 1-925-225 | Alameda | Pleasanton | Pacific Bell |
| 1-925-226 | Alameda | Fremont | Xo California, Inc. |
| 1-925-227 | Alameda | Pleasanton | Pacific Bell |
| 1-925-228 | Contra Costa | Martinez | Pacific Bell |
| 1-925-229 | Contra Costa | Martinez | Pacific Bell |
| 1-925-230 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-231 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-232 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-233 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-234 | Contra Costa | Concord | Level 3 Communications, Llc - Ca |
| 1-925-235 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-236 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-237 | Alameda | Fremont | Xo California, Inc. |
| 1-925-238 | Alameda | Oakland | Comcast Phone Of California, Llc - Ca |
| 1-925-239 | Santa Clara | San Jose | Peerless Network Of California, Llc - Ca |
| 1-925-240 | Contra Costa | Brentwood | Pacific Bell |
| 1-925-241 | Alameda | Hayward | Mcimetro Access Transmission Services Llc |
| 1-925-242 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-243 | Alameda | Livermore | Pacific Bell |
| 1-925-244 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-245 | Alameda | Livermore | Pacific Bell |
| 1-925-246 | Contra Costa | Concord | Pacific Bell |
| 1-925-247 | Contra Costa | Moraga | Pacific Bell |
| 1-925-248 | Contra Costa | Danville | Pacific Bell |
| 1-925-249 | Alameda | Pleasanton | Pacific Bell |
| 1-925-250 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-251 | Alameda | Pleasanton | Pacific Bell |
| 1-925-252 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-253 | Contra Costa | Orinda | Pacific Bell |
| 1-925-254 | Contra Costa | Orinda | Pacific Bell |
| 1-925-255 | Alameda | Hayward | Mci Worldcom Communications, Inc., Ca |
| 1-925-256 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-257 | San Francisco | San Francisco | Mcimetro Access Transmission Services Llc |
| 1-925-258 | Contra Costa | Orinda | Pacific Bell |
| 1-925-259 | Alameda | Fremont | Xo California, Inc. |
| 1-925-260 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-261 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-262 | Alameda | Oakland | Global Crossing Local Services, Inc.-ca |
| 1-925-263 | Alameda | Oakland | Global Crossing Local Services, Inc.-ca |
| 1-925-264 | Alameda | Oakland | Global Crossing Local Services, Inc.-ca |
| 1-925-265 | Alameda | Oakland | Global Crossing Local Services, Inc.-ca |
| 1-925-266 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-267 | Alameda | Oakland | Xo California, Inc. |
| 1-925-268 | Alameda | Fremont | Xo California, Inc. |
| 1-925-269 | Alameda | Fremont | Xo California, Inc. |
| 1-925-270 | Alameda | Pleasanton | Broadwing Communications, Llc - Ca |
| 1-925-271 | San Francisco | San Francisco | Teleport Communications Group - San Francisco |
| 1-925-272 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-273 | Alameda | Fremont | Xo California, Inc. |
| 1-925-274 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-275 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-276 | Alameda | Fremont | Xo California, Inc. |
| 1-925-277 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-278 | Alameda | Oakland | Comcast Phone Of California, Llc - Ca |
| 1-925-279 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-280 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-281 | San Francisco | San Francisco | Neutral Tandem-california, Llc - Ca |
| 1-925-282 | Alameda | Hayward | Mcimetro Access Transmission Services Llc |
| 1-925-283 | Contra Costa | Lafayette | Pacific Bell |
| 1-925-284 | Contra Costa | Lafayette | Pacific Bell |
| 1-925-285 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-286 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-287 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-288 | Contra Costa | Concord | Pacific Bell |
| 1-925-289 | San Francisco | San Francisco | Ymax Communications Corp. - Ca |
| 1-925-290 | Alameda | Fremont | Xo California, Inc. |
| 1-925-291 | Alameda | Oakland | Xo California, Inc. |
| 1-925-292 | Alameda | Oakland | Comcast Phone Of California, Llc - Ca |
| 1-925-293 | San Francisco | San Francisco | Matrix Telecom, Llc. Sii Tnci - Ca |
| 1-925-294 | Alameda | Livermore | Pacific Bell |
| 1-925-295 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-296 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-297 | Alameda | Fremont | Xo California, Inc. |
| 1-925-298 | Alameda | Hayward | Mci Worldcom Communications, Inc., Ca |
| 1-925-299 | Contra Costa | Lafayette | Pacific Bell |
| 1-925-300 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-301 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-302 | Alameda | Oakland | Level 3 Telecom Of California, Lp - Ca |
| 1-925-303 | Alameda | Pleasanton | Level 3 Telecom Of California, Lp - Ca |
| 1-925-304 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-305 | Alameda | Oakland | Level 3 Telecom Of California, Lp - Ca |
| 1-925-306 | Sonoma | Santa Rosa | Sonic Telecom, Llc - Ca |
| 1-925-307 | Alameda | Oakland | Level 3 Telecom Of California, Lp - Ca |
| 1-925-308 | Alameda | Oakland | Level 3 Telecom Of California, Lp - Ca |
| 1-925-309 | Alameda | Oakland | Level 3 Telecom Of California, Lp - Ca |
| 1-925-310 | San Francisco | San Francisco | Level 3 Telecom Of California, Lp - Ca |
| 1-925-312 | Alameda | Oakland | Usa Mobility Wireless, Inc. |
| 1-925-313 | Contra Costa | Martinez | Pacific Bell |
| 1-925-314 | Contra Costa | Danville | Pacific Bell |
| 1-925-315 | Alameda | Pleasanton | Level 3 Telecom Of California, Lp - Ca |
| 1-925-316 | Alameda | Oakland | Level 3 Communications, Llc - Ca |
| 1-925-317 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-318 | San Francisco | San Francisco | Level 3 Telecom Of California, Lp - Ca |
| 1-925-319 | Alameda | Oakland | T-mobile Usa, Inc. |
| 1-925-320 | Alameda | Fremont | U.s. Telepacific Corp. - Ca |
| 1-925-321 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-322 | San Francisco | San Francisco | Bandwidth.com Clec, Llc - Ca |
| 1-925-323 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-324 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-325 | Alameda | Oakland | T-mobile Usa, Inc. |
| 1-925-326 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-327 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-328 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-329 | Alameda | Oakland | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-330 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-331 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-332 | Santa Clara | San Jose | Peerless Network Of California, Llc - Ca |
| 1-925-333 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-334 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-335 | Contra Costa | Martinez | Pacific Bell |
| 1-925-336 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-337 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-338 | San Francisco | San Francisco | Bandwidth.com Clec, Llc - Ca |
| 1-925-339 | Alameda | Oakland | Metro Pcs, Inc. |
| 1-925-340 | Alameda | Oakland | Usa Mobility Wireless, Inc. |
| 1-925-341 | Alameda | Oakland | American Messaging Services, Llc |
| 1-925-342 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-343 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-344 | San Francisco | San Francisco | Mpower Communications Corp - Ca |
| 1-925-345 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-346 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-347 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-348 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-349 | San Francisco | San Francisco | Teleport Communications Group - San Francisco |
| 1-925-350 | Alameda | Oakland | Comcast Phone Of California, Llc - Ca |
| 1-925-351 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-352 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-353 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-354 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-355 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-356 | Contra Costa | Concord | Pacific Bell |
| 1-925-357 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-358 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-359 | Alameda | Hayward | Mcimetro Access Transmission Services Llc |
| 1-925-360 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-361 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-362 | Contra Costa | Danville | Pacific Bell |
| 1-925-363 | Contra Costa | Concord | Pacific Bell |
| 1-925-364 | Alameda | Hayward | Mci Worldcom Communications, Inc., Ca |
| 1-925-365 | San Francisco | San Francisco | Teleport Communications Group - San Francisco |
| 1-925-366 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-367 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-368 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-369 | Alameda | Oakland | Matrix Telecom, Llc. Sii Tnci - Ca |
| 1-925-370 | Contra Costa | Martinez | Pacific Bell |
| 1-925-371 | Alameda | Livermore | Pacific Bell |
| 1-925-372 | Contra Costa | Martinez | Pacific Bell |
| 1-925-373 | Alameda | Livermore | Pacific Bell |
| 1-925-374 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-375 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-376 | Contra Costa | Moraga | Pacific Bell |
| 1-925-377 | Contra Costa | Moraga | Pacific Bell |
| 1-925-378 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-379 | Alameda | Oakland | Level 3 Telecom Of California, Lp - Ca |
| 1-925-380 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-381 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-382 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-383 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-384 | Alameda | Oakland | At&t Corp. |
| 1-925-385 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-386 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-387 | San Francisco | San Francisco | Teleport Communications Group - San Francisco |
| 1-925-388 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-389 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-390 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-391 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-392 | San Francisco | San Francisco | Teleport Communications Group - San Francisco |
| 1-925-393 | Alameda | Pleasanton | Neutral Tandem-california, Llc - Ca |
| 1-925-394 | Alameda | Oakland | Global Crossing Local Services, Inc.-ca |
| 1-925-395 | Alameda | Oakland | At&t Local |
| 1-925-396 | Alameda | Oakland | Matrix Telecom, Llc. Sii Tnci - Ca |
| 1-925-397 | Alameda | Oakland | Matrix Telecom, Llc. Sii Tnci - Ca |
| 1-925-398 | San Francisco | San Francisco | Teleport Communications Group - San Francisco |
| 1-925-399 | Alameda | Oakland | Comcast Phone Of California, Llc - Ca |
| 1-925-400 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-401 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-402 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-403 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-404 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-405 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-406 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-407 | San Francisco | San Francisco | Allegiance Telecom, Inc. - Ca |
| 1-925-408 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-409 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-410 | Alameda | Oakland | American Messaging Services, Llc |
| 1-925-413 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-415 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-416 | Alameda | Pleasanton | Pacific Bell |
| 1-925-417 | Alameda | Pleasanton | Pacific Bell |
| 1-925-418 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-419 | San Francisco | San Francisco | American Messaging Services, Llc |
| 1-925-420 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-421 | San Francisco | San Francisco | Bandwidth.com Clec, Llc - Ca |
| 1-925-422 | Alameda | Livermore | Pacific Bell |
| 1-925-423 | Alameda | Livermore | Pacific Bell |
| 1-925-424 | Alameda | Livermore | Pacific Bell |
| 1-925-425 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-426 | Alameda | Pleasanton | Pacific Bell |
| 1-925-427 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-428 | Alameda | Oakland | T-mobile Usa, Inc. |
| 1-925-429 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-431 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-432 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-433 | San Francisco | San Francisco | Comcast Phone Of California, Llc - Ca |
| 1-925-434 | Alameda | Oakland | Peerless Network Of California, Llc - Ca |
| 1-925-435 | Alameda | Oakland | T-mobile Usa, Inc. |
| 1-925-436 | Alameda | Oakland | T-mobile Usa, Inc. |
| 1-925-437 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-438 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-439 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-443 | Alameda | Livermore | Pacific Bell |
| 1-925-444 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-446 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-447 | Alameda | Livermore | Pacific Bell |
| 1-925-448 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-449 | Alameda | Livermore | Pacific Bell |
| 1-925-451 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-452 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-453 | Alameda | Hayward | Mcimetro Access Transmission Services Llc |
| 1-925-454 | Alameda | Livermore | Pacific Bell |
| 1-925-455 | Alameda | Livermore | Pacific Bell |
| 1-925-456 | Alameda | Livermore | Pacific Bell |
| 1-925-457 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-458 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-459 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-460 | Alameda | Pleasanton | Pacific Bell |
| 1-925-461 | Alameda | Pleasanton | Pacific Bell |
| 1-925-462 | Alameda | Pleasanton | Pacific Bell |
| 1-925-463 | Alameda | Pleasanton | Pacific Bell |
| 1-925-464 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-465 | Santa Clara | San Jose | Broadwing Communications, Llc - Ca |
| 1-925-467 | Alameda | Pleasanton | Pacific Bell |
| 1-925-468 | Alameda | Pleasanton | Pacific Bell |
| 1-925-469 | Alameda | Pleasanton | Pacific Bell |
| 1-925-470 | Contra Costa | Concord | Teleport Communications Group - San Francisco |
| 1-925-471 | San Francisco | San Francisco | Getgo Communications Llc - Ca |
| 1-925-472 | Contra Costa | Walnut Creek | Pacific Bell |
| 1-925-473 | Contra Costa | Pittsburg | Pacific Bell |
| 1-925-474 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-475 | Alameda | Oakland | Matrix Telecom, Llc. Sii Tnci - Ca |
| 1-925-476 | Alameda | Oakland | Matrix Telecom, Llc. Sii Tnci - Ca |
| 1-925-478 | San Francisco | San Francisco | Level 3 Communications, Llc - Ca |
| 1-925-479 | Contra Costa | San Ramon | Pacific Bell |
| 1-925-480 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-481 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-482 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-483 | Alameda | Oakland | Comcast Phone Of California, Llc - Ca |
| 1-925-484 | Alameda | Pleasanton | Pacific Bell |
| 1-925-485 | Alameda | Pleasanton | Pacific Bell |
| 1-925-487 | Contra Costa | Concord | New Cingular Wireless Pcs, Llc |
| 1-925-490 | Contra Costa | Concord | Bandwidth.com Clec, Llc - Ca |
| 1-925-493 | Alameda | Oakland | Teleport Communications Group - San Francisco |
| 1-925-494 | San Francisco | San Francisco | Bandwidth.com Clec, Llc - Ca |
| 1-925-495 | San Francisco | San Francisco | Bandwidth.com Clec, Llc - Ca |
| 1-925-497 | Alameda | Oakland | Metro Pcs, Inc. |
| 1-925-498 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-499 | |||
| 1-925-500 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-503 | Alameda | Pleasanton | T-mobile Usa, Inc. |
| 1-925-509 | San Francisco | San Francisco | Usa Mobility Wireless, Inc. |
| 1-925-513 | Contra Costa | Brentwood | Pacific Bell |
| 1-925-516 | Contra Costa | Brentwood | Pacific Bell |
| 1-925-517 | San Francisco | San Francisco | O1 Communications, Inc. - Ca |
| 1-925-518 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-519 | Alameda | Pleasanton | Cellco Partnership Dba Verizon Wireless - Ca |
| 1-925-520 | Alameda | Pleasanton | Pacific Bell |
| 1-925-521 | Contra Costa | Concord | Pacific Bell |
| 1-925-522 | Contra Costa | Antioch | Pacific Bell |
| 1-925-523 | San Francisco | San Francisco | Pacific Bell |
| 1-925-524 | Contra Costa | Clayton | Pacific Bell |
| 1-925-525 | Alameda | Oakland | Sprint Spectrum L.p. |
| 1-925-526 | Santa Clara | San Jose | U.s. Telepacific Corp. - Ca |
| 1-925-527 | San Francisco | San Francisco | Utility Telecom Group, Llc - Ca |
| 1-925-528 | San Francisco | San Francisco | Sprint Spectrum L.p. |
| 1-925-529 | San Francisco | San Francisco | Cf Communications, Llc Dba Telekenex - Ca |
| 1-925-532 | Alameda | Pleasanton | Telnyx Llc |