VOLGA — SD
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| VALLEY COMMUNICATIONS, INC. D/B/A VALLEY FIBERCOM | 363J | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| QWEST CORPORATION | 9631 | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| VALLEY COMMUNICATIONS, INC. D/B/A VALLEY FIBERCOM | 363J | 1 |
| CENTURYLINK COMMUNICATIONS, LLC | 508J | 1 |
| QWEST CORPORATION | 9631 | 1 |