| Business | Phone |
| Box Exploration Llc 1177 Rockingham Ln, Richardson 75080 | (972) 437-1772 |
| Joseph P Driscoll 777 S Central Expy, Richardson 75080 | (972) 671-8183 |
| Heights Energy Inc 300 N Coit Rd # 1600, Richardson 75080 | (972) 231-7800 |
| New Horizon Exploration Inc 351 S Sherman St, Richardson 75081 | (972) 671-8388 |
| North Texas Exploration 1475 Richardson Dr, Richardson 75080 | (972) 437-5458 |
| Quench Oil & Gas 2060 N Collins Blvd 128, Richardson 75080 | (972) 480-8636 |
| Reef Exploration 1901 N Central Expy 300, Richardson 75080 | (972) 437-6792 |
| Hill Country Exploration 101 W Renner Rd 470, Richardson 75082 | (972) 235-8468 |