BERESFORD — SD
Data last updated: June 25, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| BERESFORD MUNICIPAL TEL. CO. | 1649 | 1 |
| CLARITY TELECOM, LLC DBA BLUEPEAK | 1652 | 1 |
| METROPCS, INC. | 5562 | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |
Data last updated: June 25, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| BERESFORD MUNICIPAL TEL. CO. | 1649 | 1 |
| CLARITY TELECOM, LLC DBA BLUEPEAK | 1652 | 1 |
| METROPCS, INC. | 5562 | 1 |
| NEW CINGULAR WIRELESS PCS, LLC - IL | 6534 | 1 |