SOUTHWESTERN BELL
116 prefixes in 316 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 316-828 | WICHITA | 9533 | — | — |
| 316-830 | HALSTEAD | 9533 | — | Yes |
| 316-831 | WICHITA | 9533 | — | Yes |
| 316-832 | WICHITA | 9533 | — | Yes |
| 316-833 | WICHITA | 9533 | — | Yes |
| 316-835 | HALSTEAD | 9533 | — | Yes |
| 316-838 | WICHITA | 9533 | — | Yes |
| 316-882 | WICHITA | 9533 | — | Yes |
| 316-941 | WICHITA | 9533 | — | Yes |
| 316-942 | WICHITA | 9533 | — | — |
| 316-943 | WICHITA | 9533 | — | — |
| 316-944 | WICHITA | 9533 | — | Yes |
| 316-945 | WICHITA | 9533 | — | Yes |
| 316-946 | WICHITA | 9533 | — | — |
| 316-970 | XXXXXXXXXX | 9533 | — | — |
| 316-978 | WICHITA | 9533 | — | 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.