1. Border States Co-Op 901 E 4th Ave, Milbank, SD 57252 Coordinate: 45.21915,-96.6263 Phone: (320) 839-6187
2. Big Stone Co-Op Petroleum 901 E 4th Ave, Milbank, SD 57252 Coordinate: 45.21901,-96.6264 Phone: (605) 432-9884