| Business | Phone |
| Amsco Oil Co 3003 Van Ness St Nw, Washington 20008 | (202) 362-0398 |
| British Nuclear Fuels Ltd Inc Dulles International Airport, Washington 20041 | (703) 260-0404 |
| Carter Fuel Co 4614 Minnesota Ave Ne, Washington 20019 | (202) 399-5600 |
| District Line Fuel Co 5717 Dix St Ne, Washington 20019 | (202) 396-3200 |
| Econo Fuel Oil Inc 4609 Polk St Ne, Washington 20019 | (202) 399-7202 |
| H & M Oil Co 4813 Queens Chapel Ter Ne, Washington 20017 | (202) 832-0959 |
| Oxygenated Fuels Assn Inc 1401 New York Ave, Washington 20001 | (202) 393-6190 |