Member Companies

SDN's 17 owner companies (we call them Members) serve 80 percent of South Dakota's geography:

SDN Member Company Map

Alliance Communications

Beresford Municipal Telephone

Cheyenne River Sioux Tribe Telephone Authority (CRST)

Faith Municipal Telephone

Golden West Telecommunications

Interstate Telecommunications Coop (ITC)

James Valley Telephone

Kennebec Telephone Co

TrioTel Communications

Midstate Communications

Roberts County Telephone Coop

Santel Communications

Swiftel Communications

Valley Telecommunications Coop

Venture Communications

West River Coop Telephone

West River Telecom Cooperative