WINTHROP — MN
Data last updated: March 10, 2026
Area Codes
Top Carriers
| Carrier | OCN | NXX Count |
|---|---|---|
| MCC TELEPHONY OF MINNESOTA, LLC - MN | 719F | 2 |
| WINTHROP TEL. CO. | 1508 | 1 |
| RS FIBER COOPERATIVE - MN | 754H | 1 |
Data last updated: March 10, 2026
| Carrier | OCN | NXX Count |
|---|---|---|
| MCC TELEPHONY OF MINNESOTA, LLC - MN | 719F | 2 |
| WINTHROP TEL. CO. | 1508 | 1 |
| RS FIBER COOPERATIVE - MN | 754H | 1 |