1. Greenfield Oil Co 503 NE 6th St, Greenfield, IA 50849 Coordinate: 41.30945,-94.45323 Phone: (641) 743-2921
2. Schildberg's Inc 2175 Highway 92, Greenfield, IA 50849 Coordinate: 41.30346,-94.47461 Phone: (641) 743-2141