Below is a list of VoIP / telecommunication service providers in South Dakota:

A Golden West Company
605-279-2161
Wall SD 57790

A Golden West Company
605-745-3103
Hot Springs SD 57747

All Communications & Services
605-355-6960
3205 Crane Dr
Rapid City SD 57703-9390

Beresford Municipal Telephone Company
605-763-2008
101 N 3rd St
Beresford SD 57004

Black Hills Fibercom
605-722-2000
145 E Hudson St
Spearfish SD 57783-2442

Black Hills Phones Inc
605-348-4643
1712 Mesa Dr
Rapid City SD 57702-4320

Black Hills Phones Inc
605-348-4643
Rapid City SD 57701

City Hall
605-967-2261
Faith SD 57626

Dial House
605-947-9052
70 W 1st Ave
Waubay SD 57273

Faith
605-967-2261
Faith SD 57626

Internet Services
605-725-1000
Aberdeen SD 57401

Internet Services Northern Valley Communications
605-725-1000
Aberdeen SD 57401

Interstate Telecommunications
605-532-3680
107 2nd Ave NW
Clark SD 57225-1406

Interstate Telecommunications
605-345-4260
14 E 7th Ave
Webster SD 57274-1430

Interstate Telecommunications Cooperative Inc
605-532-3680
107 2nd Ave NW
Clark SD 57225-1406

Interstate Telecommunications Cooperative Inc
605-345-4260
14 E 7th Ave
Webster SD 57274-1430

McCook Co-Op Telephone Co
605-425-2238
Salem SD 57058

McCook Co-Op Telephone Co
605-425-2238
330 S Nebraska St
Salem SD 57058-8957

Midcontinent Communications
800-888-1300
222 9th Ave SE
Watertown SD 57201

Midstate Cabling Inc
605-693-6724
1727 58th Ave
Brookings SD 57006

Midstate Communication
605-778-6221
120 E 1st St
Kimball SD 57355

Midstate Communications
605-778-6906
120 E 1st St
Kimball SD 57355

Midstate Communications
605-778-6221
120 E 1st St
Kimball SD 57355

Midstate Communications
605-778-8028
120 E 1st St
Kimball SD 57355

Midstate Communications Inc
605-778-6906
120 E 1st St
Kimball SD 57355

Midstate Telecom
605-234-8000
200 Paul Gust Rd Ste 108
Chamberlain SD 57325-1021

Santel Communications
888-978-7777
PO Box 67
Woonsocket SD 57385

Ss Telecom
605-676-6000
220 E 4th Ave
Milbank SD 57252-2435

Sstelcom
605-756-6000
210 N Main St
South Shore SD 57263

Sstelcom
605-623-6000
210 N Main St
Revillo SD 57259

Sstelcom Cable Tv & Internet
605-623-6000
Revillo SD 57259

Sstelcom Cable Tv & Internet
605-676-6000
Stockholm SD 57264

Sstelcom Cable Tv & Internet
605-756-6000
South Shore SD 57263

Sstelcom Inc
605-676-6000
210 S Main St
Stockholm SD 57264-6140

Stockholm Strandburg Telephone Co
605-676-2311
210 S Main St
Stockholm SD 57264-6140

Valley Telco Cooperative Assoc Inc
605-437-2615
PO Box 7
Herreid SD 57632-0007

Valley Telecommunications Cooperative Assn
605-437-2615
102 Main St S
Herreid SD 57632

Venture Communications Coop
800-824-7282
218 Commercial Ave
Highmore SD 57345

Venture Communications Coop
605-852-2224
218 Commercial Ave
Highmore SD 57345