Home | Petroleum Refining | 1 | 2 | 3 | Interline Energy Service 2070 Highway 59 Douglas, WY 82633 Phone : (307) 358-6341 Marathon Oil Co 612 Riner Ave Wamsutter, WY 82336 Phone : (307) 324-5501 Shute Creek Gas Plant La Barge, WY 83123 Phone : (307) 386-2611 Greybull Petroleum Llc 710 Industrial Hill Rd Greybull, WY 82426 Phone : (307) 765-4370 Vintage Petroleum Inc 2551 D Rd Hulett, WY 82720 Phone : (307) 467-5429 Howell Petroleum Corp S Elk Powell, WY 82435 Phone : (307) 754-3796 Frontier Refining & Marketing 2700 E 5th St Cheyenne, WY 82007 Phone : (307) 634-3551 Quality Petroleum Co Pkgng 5269 Barnard St Mills, WY 82604 Phone : (307) 266-0131 Petroleum Engineering & Fab 28 Purple Sage Rd Rock Springs, WY 82901 Phone : (307) 362-7792 Rock Well Petroleum 1701 W 5th St Sheridan, WY 82801 Phone : (307) 673-5550