| Business | Phone |
| Border States Electric Supply 1401 N Minnesota Ave, Sioux Falls 57104 | (605) 331-4454 |
| Square D 707 E 41st St # 136, Sioux Falls 57105 | (605) 334-2151 |
| Crescent Electric Supply Co 700 N Main Ave, Sioux Falls 57104 | (605) 336-2040 |
| Powermation 7308 W Harvard Dr, Sioux Falls 57106 | (605) 362-9599 |
| Graybar Electric Co 200 W 3rd St, Sioux Falls 57104 | (605) 336-3290 |
| J H Larson Electrical Co 3501 S Phillips Ave, Sioux Falls 57105 | (605) 339-1990 |
| Kee Technologies Usa Inc 27071 S Mueller Ave, Sioux Falls 57108 | (605) 368-2332 |