ST JOSEPH — MO
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| SOUTHWESTERN BELL | 9533 | 14 |
| AERIAL COMMUNICATIONS, INC. | 6701 | 6 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO | 5814 | 5 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 5 |
| CSC VOICE, LLC | 612K | 3 |