U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS
11 prefixes in 831 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 831-222 | FELTON | 671J | — | Yes |
| 831-253 | SALINAS | 671J | 2020-12-04 | Yes |
| 831-259 | MONTEREY | 671J | 2022-06-10 | Yes |
| 831-267 | BIG SUR | 671J | 2006-12-14 | Yes |
| 831-270 | SALINAS | 671J | 2022-06-10 | Yes |
| 831-290 | GONZALES | 671J | 2009-06-26 | Yes |
| 831-515 | SANTA CRUZ | 671J | — | Yes |
| 831-574 | CARMEL | 671J | — | Yes |
| 831-600 | SANTA CRUZ | 671J | — | Yes |
| 831-705 | CHUALAR | 671J | 2002-03-13 | Yes |
| 831-737 | SALINAS | 671J | 2006-03-28 | 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.