MCIMETRO ACCESS TRANSMISSION SERVICES LLC - TX
19 prefixes in 713 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 713-241 | HOUSTON | 7239 | — | — |
| 713-280 | HSTNSUBURB | 7239 | — | Yes |
| 713-292 | HOUSTON | 7239 | — | Yes |
| 713-300 | HOUSTON | 7239 | — | — |
| 713-323 | HSTNSUBURB | 7239 | 2007-08-22 | Yes |
| 713-331 | HOUSTON | 7239 | — | — |
| 713-332 | HOUSTON | 7239 | — | — |
| 713-344 | HOUSTON | 7239 | — | Yes |
| 713-345 | HOUSTON | 7239 | — | Yes |
| 713-346 | HOUSTON | 7239 | — | — |
| 713-354 | HOUSTON | 7239 | — | Yes |
| 713-357 | HOUSTON | 7239 | — | Yes |
| 713-369 | HOUSTON | 7239 | — | — |
| 713-401 | HOUSTON | 7239 | — | Yes |
| 713-423 | HOUSTON | 7239 | — | Yes |
| 713-425 | HOUSTON | 7239 | — | Yes |
| 713-470 | HOUSTON | 7239 | — | Yes |
| 713-820 | HOUSTON | 7239 | — | Yes |
| 713-835 | HOUSTON | 7239 | — | 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.