| Business | Phone |
| Aven Gas Oil Inc 3503 Nw 63rd St # 600, Oklahoma City 73116 | (405) 843-0744 |
| Bedwell Petroleum Corp 2601 Nw Expressway St # 901e, Oklahoma City 73112 | (405) 842-2026 |
| Calvert Co 6301 N Western Ave # 110, Oklahoma City 73118 | (405) 848-2222 |
| Capitol Well Servicing 1949 Se 44th St, Oklahoma City 73129 | (405) 677-0359 |
| Cudd Operating Corp 6305 Waterford Blvd, Oklahoma City 73118 | (405) 841-1144 |
| Dawson-Markwell Exploration Co 1000 Sw 5th St, Oklahoma City 73109 | (405) 232-0418 |
| Elder & Vaughn 5801 Nw Grand Blvd # C, Oklahoma City 73118 | (405) 842-8877 |
| Four-O-One Corp 5530 N Western Ave, Oklahoma City 73118 | (405) 848-0425 |
| G H Land Co 4216 N Portland Ave # 104, Oklahoma City 73112 | (405) 947-5500 |
| Glacier Petroleum Co 9400 Broadway Ext # 610, Oklahoma City 73114 | (405) 840-2625 |
| Halcyon Natural Gas Llc 6420 N Santa Fe Ave, Oklahoma City 73116 | (405) 840-2552 |
| J & J Resources Llc 5001 N Pennsylvania Ave # 104, Oklahoma City 73112 | (405) 879-1096 |
| Kirrie Oil Co 2932 Nw 122nd St, Oklahoma City 73120 | (405) 749-1685 |
| Leasehold Management Corp 1125 Se Grand Blvd # 106, Oklahoma City 73129 | (405) 670-5535 |
| Mac Kellar Oil Co 809 Nw 57th St, Oklahoma City 73118 | (405) 848-2877 |
| Marlin Oil Corp 9500 Cedar Lake Ave, Oklahoma City 73114 | (405) 478-1900 |
| Melrose Energy Co 5813 Nw Grand Blvd # B, Oklahoma City 73118 | (405) 848-4012 |
| Paleo Inc 6303 N Portland Ave # 203, Oklahoma City 73112 | (405) 942-1546 |
| Png Operating Co 14000 Quail Springs Pkwy #4300, Oklahoma City 73134 | (405) 752-7680 |
| William E Portman 120 N Robinson Ave # 2114, Oklahoma City 73102 | (405) 235-5251 |
| Raven Properties 13220 N Macarthur Blvd, Oklahoma City 73142 | (405) 773-7340 |
| Red Rock Resources Llc 3441 W Memorial Rd, Oklahoma City 73134 | (405) 752-4415 |
| Zephyr Operating Co Llc 5225 N Shartel Ave # 200, Oklahoma City 73118 | (405) 603-4009 |
| Warren Corp 5000 N Pennsylvania Ave, Oklahoma City 73112 | (405) 843-9393 |
| Trapp Co 827 Nw 63rd St # 202, Oklahoma City 73116 | (405) 843-1545 |
| Tom Kight Investments 1140 Nw 63rd St # 300, Oklahoma City 73116 | (405) 842-2844 |
| Synergex Inc 3705 W Memorial Rd, Oklahoma City 73134 | (405) 748-5050 |
| Russell Oil Inc 3817 Nw Expressway St, Oklahoma City 73112 | (405) 947-9900 |