DOVER — TN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| LEVEL 3 COMMUNICATIONS, LLC - TN | 4806 | 1 |
| TON80 COMMUNICATIONS, LLC | 516J | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - GA | 6214 | 1 |
| CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TN | 6673 | 1 |
| PAETEC ITEL, LLC | 829J | 1 |