MT VERNON — IN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| INDIANA BELL TEL CO INC | 9325 | 3 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 1 |
| TWC IP ENABLED SERVICES, LLC | 793K | 1 |
| PAETEC ITEL, LLC | 829J | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| INDIANA BELL TEL CO INC | 9325 | 3 |
| LEVEL 3 COMMUNICATIONS, LLC - IN | 4803 | 1 |
| TWC IP ENABLED SERVICES, LLC | 793K | 1 |
| PAETEC ITEL, LLC | 829J | 1 |