PACIFIC BELL
273 prefixes in 650 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 650-210 | MT VIEW | 9740 | — | Yes |
| 650-212 | SAN MATEO | 9740 | — | Yes |
| 650-213 | PALO ALTO | 9740 | — | Yes |
| 650-216 | REDWOOD CY | 9740 | — | Yes |
| 650-225 | SSNFRNCSCO | 9740 | — | — |
| 650-233 | PALO ALTO | 9740 | — | — |
| 650-234 | PALO ALTO | 9740 | — | — |
| 650-236 | PALO ALTO | 9740 | — | — |
| 650-237 | MT VIEW | 9740 | — | Yes |
| 650-244 | SSNFRNCSCO | 9740 | — | — |
| 650-246 | SSNFRNCSCO | 9740 | — | Yes |
| 650-251 | PALO ALTO | 9740 | — | Yes |
| 650-254 | MT VIEW | 9740 | — | Yes |
| 650-259 | MILLBRAE | 9740 | — | Yes |
| 650-261 | REDWOOD CY | 9740 | — | — |
| 650-266 | SSNFRNCSCO | 9740 | — | — |
| 650-286 | SAN MATEO | 9740 | — | — |
| 650-287 | SAN MATEO | 9740 | — | Yes |
| 650-289 | PALO ALTO | 9740 | — | Yes |
| 650-293 | SAN MATEO | 9740 | — | Yes |
| 650-294 | SAN MATEO | 9740 | — | Yes |
| 650-295 | SAN MATEO | 9740 | — | Yes |
| 650-298 | REDWOOD CY | 9740 | — | Yes |
| 650-299 | REDWOOD CY | 9740 | — | — |
| 650-301 | SNFC JUNPR | 9740 | — | — |
| 650-306 | REDWOOD CY | 9740 | — | — |
| 650-308 | PALO ALTO | 9740 | 2010-12-23 | Yes |
| 650-312 | SAN MATEO | 9740 | — | — |
| 650-314 | MT VIEW | 9740 | — | Yes |
| 650-318 | MT VIEW | 9740 | — | Yes |
| 650-320 | PALO ALTO | 9740 | — | — |
| 650-321 | PALO ALTO | 9740 | — | — |
| 650-322 | PALO ALTO | 9740 | — | — |
| 650-323 | PALO ALTO | 9740 | — | — |
| 650-324 | PALO ALTO | 9740 | — | — |
| 650-325 | PALO ALTO | 9740 | — | — |
| 650-326 | PALO ALTO | 9740 | — | — |
| 650-327 | PALO ALTO | 9740 | — | — |
| 650-328 | PALO ALTO | 9740 | — | — |
| 650-329 | PALO ALTO | 9740 | — | — |
| 650-330 | PALO ALTO | 9740 | — | — |
| 650-335 | MT VIEW | 9740 | — | Yes |
| 650-336 | MT VIEW | 9740 | — | Yes |
| 650-340 | SAN MATEO | 9740 | — | — |
| 650-341 | SAN MATEO | 9740 | — | — |
| 650-342 | SAN MATEO | 9740 | — | — |
| 650-343 | SAN MATEO | 9740 | — | — |
| 650-344 | SAN MATEO | 9740 | — | — |
| 650-345 | SAN MATEO | 9740 | — | — |
| 650-347 | SAN MATEO | 9740 | — | — |
| 650-348 | SAN MATEO | 9740 | — | — |
| 650-349 | SAN MATEO | 9740 | — | — |
| 650-350 | SAN MATEO | 9740 | — | Yes |
| 650-354 | PALO ALTO | 9740 | — | — |
| 650-355 | PACIFICA | 9740 | — | — |
| 650-356 | SAN MATEO | 9740 | — | Yes |
| 650-357 | SAN MATEO | 9740 | — | — |
| 650-358 | SAN MATEO | 9740 | — | — |
| 650-359 | PACIFICA | 9740 | — | — |
| 650-361 | REDWOOD CY | 9740 | — | — |
| 650-363 | REDWOOD CY | 9740 | — | — |
| 650-364 | REDWOOD CY | 9740 | — | — |
| 650-365 | REDWOOD CY | 9740 | — | — |
| 650-366 | REDWOOD CY | 9740 | — | — |
| 650-367 | REDWOOD CY | 9740 | — | — |
| 650-368 | REDWOOD CY | 9740 | — | — |
| 650-369 | REDWOOD CY | 9740 | — | — |
| 650-372 | SAN MATEO | 9740 | — | Yes |
| 650-373 | SAN MATEO | 9740 | — | — |
| 650-375 | SAN MATEO | 9740 | — | Yes |
| 650-377 | SAN MATEO | 9740 | — | Yes |
| 650-378 | SAN MATEO | 9740 | — | — |
| 650-381 | REDWOOD CY | 9740 | — | Yes |
| 650-390 | MT VIEW | 9740 | — | Yes |
| 650-401 | SAN MATEO | 9740 | — | — |
| 650-404 | MT VIEW | 9740 | — | Yes |
| 650-413 | SNCRL-BLMT | 9740 | — | Yes |
| 650-424 | PALO ALTO | 9740 | — | Yes |
| 650-428 | MT VIEW | 9740 | — | — |
| 650-432 | SAN MATEO | 9740 | — | — |
| 650-461 | PALO ALTO | 9740 | — | Yes |
| 650-462 | PALO ALTO | 9740 | — | Yes |
| 650-463 | PALO ALTO | 9740 | — | Yes |
| 650-466 | SNFC JUNPR | 9740 | — | Yes |
| 650-467 | SSNFRNCSCO | 9740 | — | — |
| 650-470 | PALO ALTO | 9740 | — | Yes |
| 650-473 | PALO ALTO | 9740 | — | — |
| 650-474 | REDWOOD CY | 9740 | — | Yes |
| 650-478 | SNFC CNTRL | 9740 | — | — |
| 650-482 | REDWOOD CY | 9740 | — | Yes |
| 650-485 | PALO ALTO | 9740 | — | Yes |
| 650-486 | SNCRL-BLMT | 9740 | — | Yes |
| 650-493 | PALO ALTO | 9740 | — | — |
| 650-494 | PALO ALTO | 9740 | — | Yes |
| 650-496 | PALO ALTO | 9740 | — | — |
| 650-506 | SNCRL-BLMT | 9740 | — | — |
| 650-508 | SNCRL-BLMT | 9740 | — | — |
| 650-513 | SAN MATEO | 9740 | — | Yes |
| 650-522 | SAN MATEO | 9740 | — | Yes |
| 650-524 | SAN MATEO | 9740 | — | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.