| Business | Phone |
| Phoenix Fund Inc 8626 Tesoro Dr 801, San Antonio 78217 | (210) 828-4373 |
| Alegre Energy Inc 12451 Starcrest Dr 104, San Antonio 78216 | (210) 496-0611 |
| B Coleman Renick Jr 3308 Broadway St 211, San Antonio 78209 | (210) 822-8812 |
| Camp Oil Co 7898 Broadway St 110, San Antonio 78209 | (210) 824-8877 |
| Centerline Oil & Gas Inc 8620 N New Braunfels Ave, San Antonio 78217 | (210) 829-0060 |
| Cologne Production Co 900 Ne Loop 410, San Antonio 78209 | (210) 824-0131 |
| Colonial Production Co 900 Ne Loop 410 D119, San Antonio 78209 | (210) 822-7220 |
| Dash Production Co 254 E Rosewood Ave, San Antonio 78212 | (210) 525-9792 |
| Dash Production Co 8622 Crownhill Blvd, San Antonio 78209 | (210) 525-9792 |
| Fred W Shield & Co 115 E Travis St 1442, San Antonio 78205 | (210) 227-7169 |
| Granite Oil Co 13019 Country Trl, San Antonio 78216 | (210) 826-0530 |
| Kemco Resources Inc 2929 Mossrock, San Antonio 78230 | (210) 647-1300 |
| John K Mitchell 1250 Ne Loop 410, San Antonio 78209 | (210) 829-0281 |
| Newman Brothers 112 E Pecan St 2222, San Antonio 78205 | (210) 226-0371 |
| Nordan Trust 112 E Pecan St 500, San Antonio 78205 | (210) 222-1271 |
| Orphie Neathery 900 Ne Loop 410 D315, San Antonio 78209 | (210) 824-0021 |
| Nutek Oil Inc 900 Ne Loop 410, San Antonio 78209 | (210) 829-0442 |
| Osborn Heirs Co 1250 Ne Loop 410 1100, San Antonio 78209 | (210) 826-0700 |
| P R Maupin Producer 900 Ne Loop 410 E104, San Antonio 78209 | (210) 378-6052 |
| Pressly Oil Interest Inc 900 Ne Loop 410, San Antonio 78209 | (210) 822-0346 |
| Riata Oil & Gas Ltd 3018 Urban Crest Dr, San Antonio 78209 | (210) 826-8039 |
| S M Mc Carthy Jr 105 S Saint Marys St 2105, San Antonio 78205 | (210) 226-7391 |
| Ruth Eilene Butler Sullivan 1250 Ne Loop 410 310, San Antonio 78209 | (210) 824-5348 |
| Seeligsons 3737 Broadway St, San Antonio 78209 | (210) 826-5645 |
| Titan Oil & Gas 900 Ne Loop 410, San Antonio 78209 | (210) 822-6063 |
| Verde Oil Co 1020 Ne Loop 410 555, San Antonio 78209 | (210) 828-7852 |
| W B Osborn Oil & Gas Operation 1250 Ne Loop 410 600, San Antonio 78209 | (210) 826-8654 |
| W B Osborn Oil & Gas Oprtns International Airport, San Antonio 78216 | (210) 824-8717 |
| Abraxas Petroleum Corp 500 N Loop 1604 E 100, San Antonio 78232 | (210) 490-4788 |
| Awp Operating Co 17721 Rogers Ranch Pkwy 215, San Antonio 78258 | (210) 820-3868 |
| Eise Oil Co 10811 Mount Ida, San Antonio 78213 | (210) 340-1613 |
| Rec Well Svc 8907 Waterside, San Antonio 78239 | (210) 654-7240 |
| Tyro Oil Corp 3155 Sw Military Dr, San Antonio 78224 | (210) 924-4371 |
| Oil International Svc 19202 Huebner Rd, San Antonio 78258 | (210) 491-0550 |
| Park Avenue Resources Inc 5831 Moores Crk, San Antonio 78233 | (210) 646-9451 |
| Boss Exploration 300 E Sonterra Blvd 1220, San Antonio 78258 | (210) 545-5994 |
| Del Ray Oil Inc 900 Ne Loop 410 A107, San Antonio 78209 | (210) 824-7214 |
| Finger Oil & Gas 9310 Broadway St # 205, San Antonio 78217 | (210) 822-0346 |