TELEPORT COMMUNICATIONS AMERICA, LLC - TX
13 prefixes in 713 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 713-325 | HOUSTON | 7138 | 2014-01-21 | Yes |
| 713-353 | HOUSTON | 7138 | — | — |
| 713-431 | HOUSTON | 7138 | — | Yes |
| 713-570 | HSTNSUBURB | 7138 | — | Yes |
| 713-575 | HSTNSUBURB | 7138 | — | Yes |
| 713-576 | HOUSTON | 7138 | — | Yes |
| 713-821 | HOUSTON | 7138 | — | — |
| 713-830 | HOUSTON | 7138 | — | — |
| 713-848 | HOUSTON | 7138 | 2006-08-02 | Yes |
| 713-860 | HOUSTON | 7138 | — | — |
| 713-904 | HOUSTON | 7138 | 2011-09-23 | Yes |
| 713-986 | HOUSTON | 7138 | — | — |
| 713-997 | HOUSTON | 7138 | 2011-09-07 | 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.