T-MOBILE USA, INC.
57 prefixes in 650 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 650-201 | SSNFRNCSCO | 6529 | — | Yes |
| 650-218 | SAN MATEO | 6529 | — | Yes |
| 650-219 | SSNFRNCSCO | 6529 | — | Yes |
| 650-220 | MT VIEW | 6529 | 2023-10-10 | Yes |
| 650-222 | SAN MATEO | 6529 | — | Yes |
| 650-248 | PALO ALTO | 6529 | — | Yes |
| 650-250 | PALO ALTO | 6529 | 2016-04-29 | Yes |
| 650-270 | SSNFRNCSCO | 6529 | — | Yes |
| 650-274 | SAN MATEO | 6529 | — | Yes |
| 650-278 | SSNFRNCSCO | 6529 | 2001-12-27 | Yes |
| 650-281 | SAN MATEO | 6529 | — | Yes |
| 650-283 | PALO ALTO | 6529 | 2001-12-27 | Yes |
| 650-284 | HALFMOONBY | 6529 | — | Yes |
| 650-305 | LOS ALTOS | 6529 | 2002-09-19 | Yes |
| 650-307 | MILLBRAE | 6529 | 2001-12-27 | Yes |
| 650-309 | HALFMOONBY | 6529 | 2017-05-22 | Yes |
| 650-315 | SAN MATEO | 6529 | — | Yes |
| 650-333 | SSNFRNCSCO | 6529 | — | Yes |
| 650-334 | PALO ALTO | 6529 | 2016-01-15 | Yes |
| 650-338 | HALFMOONBY | 6529 | 2014-11-03 | Yes |
| 650-346 | SAN MATEO | 6529 | — | Yes |
| 650-396 | MT VIEW | 6529 | — | Yes |
| 650-402 | HALFMOONBY | 6529 | 2018-01-18 | Yes |
| 650-420 | PACIFICA | 6529 | 2018-08-08 | Yes |
| 650-430 | SAN MATEO | 6529 | 2001-12-27 | — |
| 650-431 | SAN MATEO | 6529 | 2015-09-11 | Yes |
| 650-440 | HALFMOONBY | 6529 | 2002-09-19 | Yes |
| 650-444 | PALO ALTO | 6529 | — | Yes |
| 650-445 | SAN MATEO | 6529 | 2013-07-22 | Yes |
| 650-447 | MT VIEW | 6529 | 2016-08-30 | Yes |
| 650-451 | PACIFICA | 6529 | — | Yes |
| 650-468 | PALO ALTO | 6529 | 2001-04-23 | Yes |
| 650-476 | HALFMOONBY | 6529 | 2016-09-21 | Yes |
| 650-495 | MT VIEW | 6529 | 2015-08-26 | Yes |
| 650-507 | PALO ALTO | 6529 | 2019-10-25 | Yes |
| 650-520 | SAN MATEO | 6529 | — | Yes |
| 650-537 | MT VIEW | 6529 | — | Yes |
| 650-539 | SAN MATEO | 6529 | — | Yes |
| 650-544 | SAN MATEO | 6529 | — | Yes |
| 650-609 | MILLBRAE | 6529 | 2021-12-14 | Yes |
| 650-613 | PALO ALTO | 6529 | 2021-08-23 | Yes |
| 650-642 | SAN MATEO | 6529 | — | Yes |
| 650-643 | PALO ALTO | 6529 | 2021-11-15 | Yes |
| 650-646 | PALO ALTO | 6529 | — | Yes |
| 650-660 | HALFMOONBY | 6529 | 2015-03-13 | Yes |
| 650-661 | PACIFICA | 6529 | 2023-05-08 | Yes |
| 650-671 | SSNFRNCSCO | 6529 | 2022-01-07 | Yes |
| 650-675 | PACIFICA | 6529 | 2021-10-26 | Yes |
| 650-680 | LOS ALTOS | 6529 | 2016-07-15 | Yes |
| 650-698 | PALO ALTO | 6529 | 2022-02-28 | Yes |
| 650-705 | MT VIEW | 6529 | 2022-09-20 | Yes |
| 650-753 | SAN MATEO | 6529 | 2014-09-24 | Yes |
| 650-772 | MT VIEW | 6529 | 2014-09-30 | Yes |
| 650-784 | SSNFRNCSCO | 6529 | — | Yes |
| 650-826 | SSNFRNCSCO | 6529 | — | Yes |
| 650-861 | MT VIEW | 6529 | 2002-09-19 | Yes |
| 650-954 | SAN MATEO | 6529 | — | 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.