Who We Are: Member Companies

SDN Member Companies territory map

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

Alliance Communications
    Garretson, SD

Beresford Municipal Telephone
    Beresford, SD

Cheyenne River Sioux Tribe Telephone Authority (CRST)
   Eagle Butte, SD

Faith Municipal Telephone
    Faith, SD

Golden West Telecommunications
    Wall, SD

Interstate Telecommunications Coop (ITC)
    Clear Lake, SD

James Valley Telephone
    Groton, SD

Kennebec Telephone Co.
    Kennebec, SD

Midstate Communications
    Kimball, SD

Roberts County Telephone Coop
    New Effington, SD

Santel Communications
    Woonsocket, SD

Swiftel Communications
    Brookings, SD

TrioTel Communications
    Salem, SD

Valley Telecommunications Coop
    Herreid, SD

Venture Communications
    Highmore, SD

West River Coop Telephone
    Bison, SD

West River Telecom Cooperative
    Hazen, ND

Southern Minnesota Network

The SDN network recently expanded by adding six independent telephone companies in southern Minnesota and one in Iowa. The partnership will improve connectivity and Internet options for business customers in both states.

    Houston, Minn.

    Blue Earth, Minn.

Communications 1 Network
    Kanawha, Iowa

Jaguar Communications
   Le Sueur, Minn.

    Kasson, Minn.

   New Ulm, Minn.

Woodstock Telephone
   Ruthton, Minn.