1. Whetstone Valley Elec Co-Op
PO Box 512, Milbank, SD 57252
Coordinate: 45.206127,-96.62548
Phone: (605) 432-5331
2. Whetstone Valley Elec CO-OP
1101 E 4th Ave, Milbank, SD 57252
Coordinate: 45.22216,-96.62009
Phone: (605) 432-5331
3. Engelstad Electric
1215 S Dakota St, Milbank, SD 57252
Coordinate: 45.20939,-96.64064
Phone: (605) 432-9081