Rural Cooperative Incumbent Telecommunications Service Providers
- BEK Communications Cooperative
- Consolidated Telcom
- Dakota Central Telecommunications Cooperative
- Dickey Rural Telephone Cooperative
- Halstad Telephone Company
- James Valley Cooperative Telephone Company
- Mid-Rivers Telephone Cooperative, Inc.
- Nemont Telephone Cooperative, Inc.
- Northwest Communications Cooperative
- Polar Communications Mutual Aid Corporation
- RC Technologies
- Red River Rural Telephone Association
- Reservation Telephone Cooperative
- SRT Communications, Inc.
- United Telephone Mutual Aid Corporation
- Venture Communications, Inc.
- West River Cooperative Telephone Company
- West River Telecommunications Cooperative