MT VERNON — IA
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| AUREON COMMUNICATIONS, LLC | 444G | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| QWEST CORPORATION | 9631 | 1 |
| BANDWIDTH.COM CLEC, LLC - IA | 985E | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| AUREON COMMUNICATIONS, LLC | 444G | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| QWEST CORPORATION | 9631 | 1 |
| BANDWIDTH.COM CLEC, LLC - IA | 985E | 1 |