GRANDE COMMUNICATIONS NETWORKS, INC. - TX
24 prefixes in 281 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 281-220 | HOUSTON | 7670 | — | Yes |
| 281-301 | BAMMEL | 7670 | — | Yes |
| 281-302 | SUGAR LAND | 7670 | — | Yes |
| 281-318 | HUMBLE | 7670 | — | Yes |
| 281-404 | HOUSTON | 7670 | — | Yes |
| 281-410 | STAFFORD | 7670 | — | Yes |
| 281-503 | PORTER HTS | 7670 | — | Yes |
| 281-601 | PORTER | 7670 | — | Yes |
| 281-666 | CROSBY | 7670 | — | Yes |
| 281-678 | DICKINSON | 7670 | — | Yes |
| 281-688 | HIGHLANDS | 7670 | — | Yes |
| 281-712 | KATY | 7670 | — | Yes |
| 281-715 | DEER PARK | 7670 | — | Yes |
| 281-750 | RICHMNRNBG | 7670 | — | Yes |
| 281-751 | MONTBLVIEU | 7670 | — | Yes |
| 281-761 | CLEVELAND | 7670 | — | Yes |
| 281-762 | RICHMNRNBG | 7670 | — | Yes |
| 281-764 | HUFFMAN | 7670 | — | Yes |
| 281-767 | ROSHARON | 7670 | — | Yes |
| 281-803 | TOMBALL | 7670 | — | Yes |
| 281-828 | BARKER | 7670 | — | Yes |
| 281-903 | SUGAR LAND | 7670 | — | Yes |
| 281-912 | HSTNSUBURB | 7670 | 2006-01-05 | Yes |
| 281-972 | ARCOLA | 7670 | — | 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.