FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS
48 prefixes in 830 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 830-216 | FLORESVL | 2154 | — | Yes |
| 830-217 | SUTHELDSPG | 2154 | — | Yes |
| 830-249 | BOERNE | 4344 | — | — |
| 830-253 | LAVERNIA | 4344 | — | Yes |
| 830-274 | CHARLOTTE | 4344 | — | Yes |
| 830-277 | CHARLOTTE | 4344 | — | Yes |
| 830-298 | DEL RIO | 4344 | — | — |
| 830-306 | DEL RIO | 4344 | — | — |
| 830-326 | DILLEY | 4344 | 2001-05-14 | Yes |
| 830-357 | BOERNE | 4344 | — | Yes |
| 830-393 | FLORESVL | 2154 | — | — |
| 830-429 | SOMERSET | 4344 | — | Yes |
| 830-454 | JOHNSON CY | 4344 | 2001-06-20 | Yes |
| 830-469 | DEL RIO | 4344 | — | Yes |
| 830-484 | POTH | 2154 | — | Yes |
| 830-519 | GONZALES | 4344 | 2001-05-14 | Yes |
| 830-572 | GILLETT | 2154 | 2001-05-14 | Yes |
| 830-582 | NIXON | 4344 | — | Yes |
| 830-587 | SMILEY | 4344 | — | Yes |
| 830-596 | GRANITSHLS | 4344 | — | Yes |
| 830-598 | GRANITSHLS | 4344 | — | — |
| 830-644 | STONEWALL | 4344 | — | Yes |
| 830-672 | GONZALES | 4344 | — | — |
| 830-685 | WILLOWCITY | 4344 | — | Yes |
| 830-693 | MARBLE FLS | 4344 | — | — |
| 830-701 | SOMERSET | 4344 | — | Yes |
| 830-703 | DEL RIO | 4344 | — | Yes |
| 830-745 | KOSCIUSKO | 2154 | — | Yes |
| 830-767 | JOURDANTON | 4344 | — | Yes |
| 830-768 | DEL RIO | 4344 | — | — |
| 830-769 | JOURDANTON | 4344 | — | Yes |
| 830-774 | DEL RIO | 4344 | — | — |
| 830-775 | DEL RIO | 4344 | — | — |
| 830-778 | DEL RIO | 4344 | — | — |
| 830-779 | LAVERNIA | 4344 | — | Yes |
| 830-789 | GILLETT | 2154 | — | Yes |
| 830-798 | MARBLE FLS | 4344 | — | — |
| 830-816 | BOERNE | 4344 | — | Yes |
| 830-825 | ROUND MT | 4344 | — | Yes |
| 830-833 | BLANCO | 4344 | — | Yes |
| 830-856 | WILLOWCITY | 4344 | 2001-05-11 | Yes |
| 830-857 | GONZALES | 4344 | — | Yes |
| 830-868 | JOHNSON CY | 4344 | — | Yes |
| 830-947 | SUTHELDSPG | 2154 | — | Yes |
| 830-965 | DILLEY | 4344 | — | Yes |
| 830-990 | FREDECKSBG | 4344 | — | — |
| 830-992 | FREDECKSBG | 4344 | — | Yes |
| 830-997 | FREDECKSBG | 4344 | — | — |
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.