Black Hills Electric Co-op
25191 Cooperative Way, Custer
605-673-4461 Fax 605-673-3147
Black Hills Energy
447 Mt. Rushmore Rd, Custer
605-673-4456 Fax 605-673-4433
Custer Gas Service
146 Centennial Dr, PO Box 569, Custer
605-673-4665 Fax 605-673-5902 888.807.4899
Golden West Telecommunications
415 Crown St., PO Box 411, Wall
Dial 777 or 855-888-7777 Fax 605-745-5331
Golden West is the state’s largest independent telecommunications company providing dial tone, cable television, long distance and high-speed Internet throughout much of western, south-central and eastern South Dakota.
PO Box 429, Custer
605-673-5844 Fax 605-720-5294
We sell and lease propane tanks of all sizes. We deliver both residential and commercial propane.
Nelson's Oil and Gas
831 Mt. Rushmore Rd, Custer
Nelson's Oil and Gas, Inc. is a family held corporation, established in 1961. Our corporation consists of five bulk fuel/delivery locations, which are also heating & cooling installation and service outlets. We are located in Custer, Edgemont, Hermosa, Hill City, and Hot Springs for your heating and cooling needs.