1. Diamond Oil Company 17981 141 Diagonal, Granger, IA 50109 Coordinate: 41.7774,-93.86509 Phone: (515) 999-9300
2. Ferrellgas 12676 NW 102nd Ave, Granger, IA 50109 Coordinate: 41.74659,-93.7924 Phone: (515) 266-1175