| Business | Phone |
| William Barone 2201 Civic Cir, Amarillo 79109 | (806) 359-9790 |
| W M Quackenbush Geologist 2201 Civic Cir 711, Amarillo 79109 | (806) 355-2931 |
| Sunshine Exploration Co 5402 Meadowgreen Dr, Amarillo 79110 | (806) 356-8028 |
| Robey H Clark 2201 Civic Cir 910, Amarillo 79109 | (806) 356-8049 |
| Sample Log Svc 1011 W 9th Ave, Amarillo 79101 | (806) 373-8522 |
| Paul F Godowic 5500 Meadowgreen Dr, Amarillo 79110 | (806) 353-2021 |
| O G Lacer Petroleum Geologist 203 W 8th Ave 640, Amarillo 79101 | (806) 376-7755 |
| Olen Wilson 7201 W Interstate 40, Amarillo 79106 | (806) 358-9855 |
| Harold T Henslee 5500 Meadowgreen Dr, Amarillo 79110 | (806) 353-1561 |
| Clifford K Holloway 5500 Meadowgreen Dr, Amarillo 79110 | (806) 355-8072 |
| Ira D Taylor Geological 2801 Westhaven Cir, Amarillo 79109 | (806) 355-7111 |
| James F O'Connell 5402 Meadowgreen Dr, Amarillo 79110 | (806) 353-9123 |
| W P Buckthal 700 S Fillmore St 444, Amarillo 79101 | (806) 373-0829 |
| Dudley R Stanley 5424 Meadowgreen Dr, Amarillo 79110 | (806) 355-8051 |