AMERICAN MESSAGING SERVICES, LLC
20 prefixes in 314 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 314-294 | LADUE | 9748 | — | — |
| 314-360 | LADUE | 9748 | — | — |
| 314-407 | LADUE | 9748 | — | — |
| 314-419 | LADUE | 9748 | — | — |
| 314-424 | LADUE | 9748 | — | — |
| 314-483 | ST LOUIS | 9748 | — | — |
| 314-490 | LADUE | 9748 | — | — |
| 314-491 | LADUE | 9748 | — | — |
| 314-508 | ST LOUIS | 9748 | — | — |
| 314-509 | ST LOUIS | 9748 | — | — |
| 314-510 | ST LOUIS | 9748 | — | — |
| 314-559 | ST LOUIS | 9748 | — | — |
| 314-663 | ST LOUIS | 9748 | — | — |
| 314-670 | ST LOUIS | 9748 | — | — |
| 314-672 | ST LOUIS | 9748 | — | — |
| 314-734 | LADUE | 9748 | — | — |
| 314-790 | LADUE | 9748 | — | — |
| 314-836 | ST LOUIS | 9748 | — | — |
| 314-841 | ST LOUIS | 9748 | — | — |
| 314-871 | ST LOUIS | 9748 | — | — |
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.