| Business | Phone |
| Moss Petroleum 2121 San Jacinto St 970, Dallas 75201 | (214) 754-2984 |
| Three M Oil Co 8350 N Central Expy G100, Dallas 75206 | (214) 363-3691 |
| Cornell Oil Co 13355 Noel Rd, Dallas 75240 | (972) 386-5729 |
| Apollo Resources Intl Inc 3001 Knox St 403, Dallas 75205 | (214) 389-9800 |