| Business | Phone |
| Armer & Quillen Llc 5500 N Western Ave # 215, Oklahoma City 73118 | (405) 842-3222 |
| Bearcat Land Inc 11032 Quail Creek Rd # 102, Oklahoma City 73120 | (405) 755-9001 |
| Cascade Oil Corp 3232 W Britton Rd # 140, Oklahoma City 73120 | (405) 236-4554 |
| Cece Production Co 222 Ne 50th St, Oklahoma City 73105 | (405) 525-3583 |
| Charles A Ferrell Oil & Gas 200 N Harvey Ave # 1701, Oklahoma City 73102 | (405) 232-7623 |
| Checkerboard Energy Inc 1800 Nw 3rd St, Oklahoma City 73106 | (405) 232-2607 |
| Clark W Nye & Assoc Inc 5805 Nw Grand Blvd # C, Oklahoma City 73118 | (405) 843-6240 |
| W M Cloud 12008 Quail Creek Rd, Oklahoma City 73120 | (405) 751-6344 |
| Chris J Dobbins 827 Nw 63rd St, Oklahoma City 73116 | (405) 840-3017 |
| L O Pulliam Trust 4301 Nw 63rd St, Oklahoma City 73116 | (405) 842-8244 |
| Lowry Land Co Inc 6801 Broadway Ext # 204, Oklahoma City 73116 | (405) 843-2760 |
| Milford Corp 5701 Nw 132nd St, Oklahoma City 73142 | (405) 720-0700 |
| Nye Oil Co 5805 Nw Grand Blvd # C, Oklahoma City 73118 | (405) 843-6609 |
| Rain Tree Royalties 5101 Classen Cir # 408, Oklahoma City 73118 | (405) 840-9560 |
| Tropical Minerals Inc 3201 Quail Creek Rd, Oklahoma City 73120 | (405) 751-7389 |
| Tularosa Inc 6424 N Santa Fe Ave, Oklahoma City 73116 | (405) 848-0408 |
| Sucher Energy 5900 Mosteller Dr # 565, Oklahoma City 73112 | (405) 843-7979 |
| Rfc Oil Properties 1016 Nw 67th St, Oklahoma City 73116 | (405) 848-9799 |
| Robert C Brooks Inc 6801 Broadway Ext, Oklahoma City 73116 | (405) 843-0260 |
| Roy Royalty Inc 211 N Robinson Ave # 800, Oklahoma City 73102 | (405) 232-0027 |
| Remarko Limited Partnership 6208 Waterford Blvd # 97, Oklahoma City 73118 | (405) 848-4313 |