1. Weinkauf Petroleum Inc 20 Highway 56, Elkhart, KS 67950 Coordinate: 37.00887,-101.8842 Phone: (620) 697-4065
2. McJunkin Redman Pipe Corp 150 Highway 56, Elkhart, KS 67950 Coordinate: 37.01545,-101.901245 Phone: (620) 697-2173