T-MOBILE USA, INC.
40 prefixes in 916 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 916-220 | FOLSOM | 6529 | 2001-12-28 | — |
| 916-225 | FAIR OAKS | 6529 | 2001-12-28 | Yes |
| 916-230 | ELK GROVE | 6529 | 2001-12-28 | Yes |
| 916-270 | WALNUT GRV | 6529 | — | Yes |
| 916-280 | ELK GROVE | 6529 | 2016-05-16 | Yes |
| 916-330 | SCRM MAIN | 6529 | 2013-12-19 | Yes |
| 916-345 | SCRM NORTH | 6529 | 2016-09-26 | Yes |
| 916-346 | SCRM MAIN | 6529 | — | Yes |
| 916-385 | ELK GROVE | 6529 | 2013-07-30 | Yes |
| 916-412 | RSVL MAIN | 6529 | 2002-01-28 | Yes |
| 916-432 | RIO LINDA | 6529 | 2002-01-28 | Yes |
| 916-475 | SCRM MAIN | 6529 | 2001-04-24 | Yes |
| 916-477 | WALNUT GRV | 6529 | 2002-01-28 | Yes |
| 916-507 | SCRM NORTH | 6529 | 2016-03-14 | Yes |
| 916-510 | FOLSOM | 6529 | 2020-08-25 | Yes |
| 916-513 | ELK GROVE | 6529 | 2015-08-04 | Yes |
| 916-530 | SCRM MAIN | 6529 | 2020-09-03 | Yes |
| 916-578 | SCRM MAIN | 6529 | 2015-03-04 | Yes |
| 916-579 | FAIR OAKS | 6529 | — | Yes |
| 916-595 | SCRM NORTH | 6529 | 2001-10-18 | — |
| 916-620 | SCRM MAIN | 6529 | — | Yes |
| 916-664 | SCRM NORTH | 6529 | 2015-02-24 | Yes |
| 916-693 | FOLSOM | 6529 | 2015-03-17 | Yes |
| 916-695 | SCRM MAIN | 6529 | 2015-03-11 | Yes |
| 916-696 | SCRM NORTH | 6529 | 2014-03-20 | Yes |
| 916-707 | SCRM MAIN | 6529 | 2021-02-25 | Yes |
| 916-713 | SCRM NORTH | 6529 | 2016-10-24 | Yes |
| 916-743 | SCRM MAIN | 6529 | 2001-10-18 | — |
| 916-750 | SCRM NORTH | 6529 | 2015-07-02 | Yes |
| 916-755 | RSVL MAIN | 6529 | 2015-09-25 | Yes |
| 916-793 | ELK GROVE | 6529 | 2015-04-16 | Yes |
| 916-796 | RIO LINDA | 6529 | 2001-03-01 | Yes |
| 916-818 | ELK GROVE | 6529 | 2021-05-04 | Yes |
| 916-829 | ELK GROVE | 6529 | 2020-08-13 | Yes |
| 916-839 | RSVL MAIN | 6529 | 2020-10-16 | Yes |
| 916-841 | SCRM MAIN | 6529 | 2015-05-05 | Yes |
| 916-885 | SCRM NORTH | 6529 | 2020-10-19 | Yes |
| 916-908 | FAIR OAKS | 6529 | 2021-05-17 | Yes |
| 916-940 | SCRM NORTH | 6529 | 2022-03-11 | Yes |
| 916-957 | SCRM MAIN | 6529 | 2021-05-17 | 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.