| Business | Phone |
| Dieringer J W Oil Oprtrs First Savings Bldg, San Angelo 76903 | (325) 655-5322 |
| Fortune Production Co 6613 S Us Highway 277, San Angelo 76904 | (325) 651-2948 |
| H P Slagel Producing Co 524 W Washington Dr, San Angelo 76903 | (325) 949-7008 |
| Parker & Parsley Petroleum 502 S Koenigheim St, San Angelo 76903 | (325) 655-2166 |
| Pioneer Natural Resources Usa 9660 Us Highway 67 S, San Angelo 76904 | (325) 223-9067 |
| Summit Oil & Gas Inc 3150 Executive Dr, San Angelo 76904 | (325) 944-8805 |
| Swartz Oil Co 4112 College Hills Blvd 201, San Angelo 76904 | (325) 949-8400 |
| Western Pride Resources Inc 5001 Old Christoval Rd, San Angelo 76904 | (325) 651-4794 |