| Business | Phone |
| Crown Pipe Line Co Po Box 1606, Oklahoma City 73101 | (405) 236-2121 |
| Magellan Midstream Partners 1250 S High Ave, Oklahoma City 73129 | (405) 677-8313 |
| Magellan Midstream Partners 251 N Sunnylane Rd, Oklahoma City 73117 | (405) 670-2015 |
| Magnolia Pipeline Inc 110 N Robinson Ave # 400, Oklahoma City 73102 | (405) 236-3065 |
| Mid-Continent Pipeline 1300 N Bryant Ave, Oklahoma City 73117 | (405) 427-1030 |
| Northern Pipeline 3941 N Stiles Ave, Oklahoma City 73105 | (405) 524-1675 |
| Plains All American 9400 Broadway Ext # 700, Oklahoma City 73114 | (405) 426-6500 |
| Twister Energy Llc 14313 N May Ave # 100, Oklahoma City 73134 | (405) 842-6978 |