| 1 | Hilcorp Energy Company | 282 | 1,656 | 11 | 1,348 | Dec 12, 2016 | Nov 5, 2026 |
| 2 | T-C Oil Company, LLC | 162 | 219 | 3 | 618 | Dec 1, 2016 | Oct 28, 2026 |
| 3 | Acock/Anaqua Operating Co., LP | 23 | 92 | 2 | 56 | Mar 31, 2017 | Feb 11, 2022 |
| 4 | Rising Star Energy Partners II, | 16 | 16 | 0 | 56 | May 13, 2026 | Oct 1, 2026 |
| 5 | Frostwood Energy, LLC | 9 | 13 | 2 | 8 | Apr 12, 2017 | Mar 3, 2020 |
| 6 | Paloma Operating, LLC | 7 | 7 | 0 | 24 | Oct 12, 2022 | Oct 29, 2024 |
| 7 | Kebo Oil & Gas, Inc. | 4 | 57 | 0 | 35 | Dec 29, 2016 | Oct 31, 2024 |
| 8 | Charro Operating, L.L.C. | 4 | 38 | 0 | 24 | Aug 30, 2017 | Jun 14, 2023 |
| 9 | Greta Operating Company LLC | 3 | 3 | 2 | 104 | May 10, 2022 | Sep 11, 2024 |
| 10 | Remora Management, LLC | 3 | 19 | 0 | 20 | Aug 20, 2018 | Aug 28, 2019 |
| 11 | Maran Oil Company | 3 | 42 | 0 | 13 | Dec 12, 2016 | Dec 9, 2020 |
| 12 | San Isidro Development Co, L. C. | 3 | 3 | 0 | 10 | Sep 15, 2022 | Aug 31, 2023 |
| 13 | Conocophillips Texas Gulf Coast | 2 | 2 | 0 | 0 | Feb 2, 2024 | Feb 2, 2024 |
| 14 | Lamar Oil & Gas, Inc. | 2 | 2 | 0 | 0 | Feb 21, 2019 | Aug 3, 2021 |
| 15 | Kovar Operating, LLC | 1 | 1 | 0 | 42 | Nov 30, 2018 | Nov 30, 2018 |
| 16 | Dallas Petroleum Group, LLC | 1 | 1 | 0 | 5 | Apr 10, 2026 | Apr 10, 2026 |
| 17 | Cimarron Engineering, LLC | 1 | 1 | 0 | 2 | Apr 11, 2022 | Apr 11, 2022 |
| 18 | Double Play Oil & Gas, Inc | 1 | 7 | 0 | 1 | Jun 10, 2021 | Jun 10, 2021 |
| 19 | Millennium Exploration Co. LLC | 1 | 2 | 0 | 0 | Jan 29, 2018 | Jan 29, 2018 |
| 20 | Dynamic Production, Inc. | 1 | 1 | 0 | 0 | Feb 27, 2020 | Feb 27, 2020 |
| 21 | Five-Jab, Inc. | 1 | 1 | 0 | 0 | Jul 6, 2018 | Jul 6, 2018 |
| 22 | Galloway Lone Star, L.L.C. | 1 | 1 | 0 | 0 | May 8, 2017 | May 8, 2017 |
| 23 | Jura Energy Operating LLC | 1 | 1 | 1 | 0 | Oct 10, 2022 | Oct 10, 2022 |
| 24 | Maran Oil Company, LLC | 1 | 1 | 0 | 0 | Jan 7, 2022 | Jan 7, 2022 |
| 25 | Ricochet Energy, Inc. | 1 | 1 | 0 | 0 | Jan 31, 2018 | Jan 31, 2018 |
| 26 | Wormser Producing Properties In | — | 0 | 0 | 389 | — | — |
| 27 | T - C Oil Company | — | 776 | 0 | 169 | — | — |
| 28 | Exxon Corp. | — | 263 | 0 | 133 | — | — |
| 29 | CTR Petroleum, Inc. | — | 60 | 0 | 123 | — | — |
| 30 | Quintana Pet. Corp. | — | 1,245 | 0 | 110 | — | — |
| 31 | Dolphin Petroleum LP | — | 0 | 0 | 69 | — | — |
| 32 | Dorchester Operating Company LLC | — | 0 | 0 | 53 | — | — |
| 33 | Rutherford Oil Corporation | — | 32 | 0 | 49 | — | — |
| 34 | C & E Operating, Inc. | — | 84 | 0 | 45 | — | — |
| 35 | 38 Oil & Gas, L.L.C. | — | 6 | 0 | 39 | — | — |
| 36 | H & D Operating Company | — | 40 | 0 | 37 | — | — |
| 37 | Amoco Production Company | — | 177 | 0 | 35 | — | — |
| 38 | Bent Wing Energy LLC | — | 0 | 0 | 35 | — | — |
| 39 | Starrett, C. E. | — | 5 | 0 | 33 | — | — |
| 40 | Digital Operating Company LLC | — | 0 | 0 | 33 | — | — |
| 41 | TXO Production Corp. | — | 92 | 0 | 31 | — | — |
| 42 | Texas Oil & Gas Corp. | — | 38 | 0 | 31 | — | — |
| 43 | Devon Energy Production Co, L.P. | — | 17 | 0 | 26 | — | — |
| 44 | Anderson Oil Ltd. | — | 14 | 0 | 26 | — | — |
| 45 | Goldking Minerals Mgmt L.L.C. | — | 0 | 0 | 26 | — | — |
| 46 | Wiser Oil Company, The | — | 56 | 0 | 25 | — | — |
| 47 | Emerald Oil & Gas LC | — | 57 | 0 | 23 | — | — |
| 48 | Sun Exploration & Production Co. | — | 17 | 0 | 23 | — | — |
| 49 | O'Connor Energy Management, LLC | — | 2 | 0 | 23 | — | — |
| 50 | Laquey E. C. | — | 0 | 0 | 22 | — | — |
| 51 | Eagleford Operating Inc. | — | 0 | 0 | 21 | — | — |
| 52 | Cummins & Walker Oil Co., Inc. | — | 57 | 0 | 20 | — | — |
| 53 | High Plains Gas Systems, Inc. | — | 20 | 0 | 19 | — | — |
| 54 | Christopher Oil & Gas Inc | — | 72 | 0 | 18 | — | — |
| 55 | Chilton Energy | — | 63 | 0 | 18 | — | — |
| 56 | Primrose Operating Company | — | 20 | 0 | 18 | — | — |
| 57 | Mission River Systems, Inc. | — | 1 | 0 | 18 | — | — |
| 58 | Arco Oil & Gas Co. | — | 26 | 0 | 17 | — | — |
| 59 | Allegiant Resources LLC | — | 0 | 0 | 17 | — | — |
| 60 | Hewit & Dougherty | — | 63 | 0 | 15 | — | — |
| 61 | Petroleum Management, Inc. | — | 14 | 0 | 14 | — | — |
| 62 | Atura International Inc. | — | 0 | 0 | 13 | — | — |
| 63 | Sun Expl. & Prod. Co.-Corpus | — | 9 | 0 | 12 | — | — |
| 64 | Atlantic Richfield Co. | — | 8 | 0 | 12 | — | — |
| 65 | Laroco LLP | — | 53 | 0 | 11 | — | — |
| 66 | Bishop Petroleum Inc. | — | 26 | 0 | 11 | — | — |
| 67 | Dinero Oil Corporation | — | 17 | 0 | 11 | — | — |
| 68 | Nordan & Company | — | 11 | 0 | 11 | — | — |
| 69 | Bay Rock Operating Company | — | 3 | 0 | 11 | — | — |
| 70 | Fina Oil & Chemical Company | — | 3 | 0 | 11 | — | — |
| 71 | Freeman, James C. | — | 27 | 0 | 10 | — | — |
| 72 | Dewbre Petroleum Corporation | — | 18 | 0 | 10 | — | — |
| 73 | Salida Exploration, LLC | — | 18 | 0 | 10 | — | — |
| 74 | Finaly Resources LLC | — | 0 | 0 | 10 | — | — |
| 75 | Humble Oil & Refining Co. | — | 0 | 0 | 10 | — | — |
| 76 | South Texas Operating Company | — | 0 | 0 | 10 | — | — |
| 77 | Pennzoil Producing Co. | — | 62 | 0 | 9 | — | — |
| 78 | Wofford, C. J. | — | 11 | 0 | 9 | — | — |
| 79 | Dinero Oil Company | — | 1 | 0 | 9 | — | — |
| 80 | HNG Oil Company | — | 0 | 0 | 9 | — | — |
| 81 | Rutherford P. R. | — | 0 | 0 | 9 | — | — |
| 82 | Expando Production Company | — | 26 | 0 | 8 | — | — |
| 83 | Braman, D. H., Jr. | — | 22 | 0 | 8 | — | — |
| 84 | North American Royalties, Inc. | — | 18 | 0 | 8 | — | — |
| 85 | Neumin Production Company | — | 10 | 0 | 8 | — | — |
| 86 | Forest Oil Corporation | — | 9 | 0 | 8 | — | — |
| 87 | Coastal Oil & Gas Corporation | — | 8 | 0 | 8 | — | — |
| 88 | B & F Operating Company, Inc. | — | 3 | 0 | 8 | — | — |
| 89 | Fish Oil Well Servicing Co. | — | 0 | 0 | 8 | — | — |
| 90 | Pan American Petroleum Corp. | — | 0 | 0 | 8 | — | — |
| 91 | Sonora Exploration Corporation | — | 0 | 0 | 8 | — | — |
| 92 | West Salt Water Disposal System | — | 0 | 0 | 8 | — | — |
| 93 | American Petrofina Co. of Tex. | — | 12 | 0 | 7 | — | — |
| 94 | Gardner, J. B. | — | 2 | 0 | 7 | — | — |
| 95 | Danoil,inc.,consumingassetscorp. | — | 1 | 0 | 7 | — | — |
| 96 | Magnum Producing LP | — | 0 | 0 | 7 | — | — |
| 97 | Sun Oil Co. DX Div. | — | 0 | 0 | 7 | — | — |
| 98 | Great Bay Operations, LLC | — | 34 | 0 | 6 | — | — |
| 99 | Pennzoil Exploration & Prod. Co. | — | 28 | 0 | 6 | — | — |
| 100 | Citation Oil & Gas Corp. | — | 16 | 0 | 6 | — | — |
| 101 | Texaco Inc. | — | 5 | 0 | 6 | — | — |
| 102 | Gas Producing Enterprises, Inc. | — | 2 | 0 | 6 | — | — |
| 103 | Jones, Edwin M. Oil Co. | — | 2 | 0 | 6 | — | — |
| 104 | Harvey Brothers Oil & Gas | — | 0 | 0 | 6 | — | — |
| 105 | Magnum Engineering Company | — | 0 | 0 | 6 | — | — |
| 106 | Remora Operating LLC | — | 0 | 0 | 6 | — | — |
| 107 | Acock/Anaqua Operating Co., LC | — | 9 | 0 | 5 | — | — |
| 108 | Beckham Resources, Inc. | — | 4 | 0 | 5 | — | — |
| 109 | Mueller Engineering Corp. | — | 3 | 0 | 5 | — | — |
| 110 | Hyquest Energy, Inc. | — | 1 | 0 | 5 | — | — |
| 111 | Josey, Lenoir M., Inc. | — | 1 | 0 | 5 | — | — |
| 112 | Trident Corporation | — | 1 | 0 | 5 | — | — |
| 113 | Marwell Petroleum Inc. | — | 0 | 0 | 5 | — | — |
| 114 | Momentum Energy Corporation | — | 0 | 0 | 5 | — | — |
| 115 | Rodessa Operating Company | — | 0 | 0 | 5 | — | — |
| 116 | Rutherford P. R. Etal | — | 0 | 0 | 5 | — | — |
| 117 | Taggart George K. | — | 0 | 0 | 5 | — | — |
| 118 | Wallis Energy Inc. | — | 0 | 0 | 5 | — | — |
| 119 | Andress Petroleum, Inc. | — | 32 | 0 | 4 | — | — |
| 120 | Ken Petroleum Corporation | — | 12 | 0 | 4 | — | — |
| 121 | Bayou Company, The | — | 11 | 0 | 4 | — | — |
| 122 | Oil Property Management Company | — | 8 | 0 | 4 | — | — |
| 123 | Champlin Petroleum Co. | — | 7 | 0 | 4 | — | — |
| 124 | Hewit & Dougherty&rutherford,p.r | — | 5 | 0 | 4 | — | — |
| 125 | Allegro Investments, Inc. | — | 3 | 0 | 4 | — | — |
| 126 | Bay Rock Corp. | — | 2 | 0 | 4 | — | — |
| 127 | Hart Petroleum Services, Inc | — | 1 | 0 | 4 | — | — |
| 128 | Bellows Operating Co. L. C. | — | 0 | 0 | 4 | — | — |
| 129 | Natural Gas Electronics Corp. | — | 0 | 0 | 4 | — | — |
| 130 | Operator P-5 Not on File | — | 0 | 0 | 4 | — | — |
| 131 | Paleo Oil Company LLC | — | 0 | 0 | 4 | — | — |
| 132 | Copano Company | — | 47 | 0 | 3 | — | — |
| 133 | Fischer Petroleum Corporation | — | 20 | 0 | 3 | — | — |
| 134 | J3 Oil Co., Inc. | — | 20 | 0 | 3 | — | — |
| 135 | Goldking Prod. Co. | — | 19 | 0 | 3 | — | — |
| 136 | Copano Gas Unit | — | 16 | 0 | 3 | — | — |
| 137 | Sun Expl. & Prod. Co.-Houston | — | 13 | 0 | 3 | — | — |
| 138 | La Rosa Corporation | — | 10 | 0 | 3 | — | — |
| 139 | Acock Engineering & Assoc., Inc. | — | 6 | 0 | 3 | — | — |
| 140 | Energy Development Corp. - N. J. | — | 6 | 0 | 3 | — | — |
| 141 | Geiser, D. Allen | — | 6 | 0 | 3 | — | — |
| 142 | Slack Oil & Gas | — | 6 | 0 | 3 | — | — |
| 143 | Pool Operating Corporation | — | 5 | 0 | 3 | — | — |
| 144 | Coastal Plains Exploration, LLC | — | 4 | 0 | 3 | — | — |
| 145 | Coastal States Gas Prod. Co. | — | 4 | 0 | 3 | — | — |
| 146 | Conoco Inc. | — | 4 | 0 | 3 | — | — |
| 147 | Fagan, James E. | — | 4 | 0 | 3 | — | — |
| 148 | Fagan-O'Connor, Inc. | — | 4 | 0 | 3 | — | — |
| 149 | Acock Eng & Shoreham Oil & Gas | — | 3 | 0 | 3 | — | — |
| 150 | Energy Unlimited, Inc. | — | 3 | 0 | 3 | — | — |
| 151 | Logue and Patterson Inc. | — | 3 | 0 | 3 | — | — |
| 152 | Tepee Petroleum Co., Inc. | — | 3 | 0 | 3 | — | — |
| 153 | Carter Exploration Company | — | 1 | 0 | 3 | — | — |
| 154 | Meeker & Company | — | 1 | 0 | 3 | — | — |
| 155 | Shenandoah Oil Corp. | — | 1 | 0 | 3 | — | — |
| 156 | Valence Operating Company | — | 1 | 0 | 3 | — | — |
| 157 | B.N.B. Production | — | 0 | 0 | 3 | — | — |
| 158 | Carr F. William | — | 0 | 0 | 3 | — | — |
| 159 | Cattle-Land Oil Co. | — | 0 | 0 | 3 | — | — |
| 160 | Choate M. G. | — | 0 | 0 | 3 | — | — |
| 161 | Coloma Oil & Gas Corp. | — | 0 | 0 | 3 | — | — |
| 162 | Exxcel Operating Company | — | 0 | 0 | 3 | — | — |
| 163 | G. & M. Energy Company | — | 0 | 0 | 3 | — | — |
| 164 | I.T. Corporation | — | 0 | 0 | 3 | — | — |
| 165 | Morgan Enterprises Inc. | — | 0 | 0 | 3 | — | — |
| 166 | Mustang Oil & Gas Corporation | — | 0 | 0 | 3 | — | — |
| 167 | Payne Producing Co. | — | 0 | 0 | 3 | — | — |
| 168 | Shaw Henry V. | — | 0 | 0 | 3 | — | — |
| 169 | Snowden H. W. | — | 0 | 0 | 3 | — | — |
| 170 | South Texas Petroleum Inc. | — | 0 | 0 | 3 | — | — |
| 171 | Sue-Ann Oil & Gas Company | — | 0 | 0 | 3 | — | — |
| 172 | Yordes Energy LLC | — | 0 | 0 | 3 | — | — |
| 173 | Zinn Petroleum Co. | — | 0 | 0 | 3 | — | — |
| 174 | Brooklyn Union Explor. Co., Inc. | — | 20 | 0 | 2 | — | — |
| 175 | Anderson Oil Corporation | — | 15 | 0 | 2 | — | — |
| 176 | Fischer Operating Corporation | — | 13 | 0 | 2 | — | — |
| 177 | Rincon Petroleum Corporation | — | 12 | 0 | 2 | — | — |
| 178 | McLeod, George L. Inc. | — | 9 | 0 | 2 | — | — |
| 179 | Energy International | — | 7 | 0 | 2 | — | — |
| 180 | Heritage Operating Co., Inc. The | — | 6 | 0 | 2 | — | — |
| 181 | L & F Drilling Co. | — | 5 | 0 | 2 | — | — |
| 182 | Sohio Petroleum Co. | — | 5 | 0 | 2 | — | — |
| 183 | Tuthill & Barbee | — | 5 | 0 | 2 | — | — |
| 184 | Mitchell, M. J. | — | 4 | 0 | 2 | — | — |
| 185 | Prairie Producing Company | — | 4 | 0 | 2 | — | — |
| 186 | Republic Resources, LLC. | — | 4 | 0 | 2 | — | — |
| 187 | Southern Royalty Inc. | — | 4 | 0 | 2 | — | — |
| 188 | Aurora Resources Corporation | — | 3 | 0 | 2 | — | — |
| 189 | M-V Company | — | 3 | 0 | 2 | — | — |
| 190 | Thompson, John R. Operating, Inc | — | 3 | 0 | 2 | — | — |
| 191 | Cavalla Energy Exploration Co. | — | 2 | 0 | 2 | — | — |
| 192 | Frank, Allison & Associates,inc. | — | 2 | 0 | 2 | — | — |
| 193 | JTB Oil Company, Inc. | — | 2 | 0 | 2 | — | — |
| 194 | Parsons Engineering Corporation | — | 2 | 0 | 2 | — | — |
| 195 | Crimson Exploration Oper., Inc. | — | 1 | 0 | 2 | — | — |
| 196 | Mobil Producing TX. & N.M. Inc. | — | 1 | 0 | 2 | — | — |
| 197 | Tal-Con, Inc. | — | 1 | 0 | 2 | — | — |
| 198 | Whitehall Operating Inc. | — | 1 | 0 | 2 | — | — |
| 199 | Abercrombie-Birdwell | — | 0 | 0 | 2 | — | — |
| 200 | Aluminum Co. of America | — | 0 | 0 | 2 | — | — |
| 201 | Bentsen-Whittington Oil Company | — | 0 | 0 | 2 | — | — |
| 202 | Bes Environmental Services Inc. | — | 0 | 0 | 2 | — | — |
| 203 | BP Prod. Corp. | — | 0 | 0 | 2 | — | — |
| 204 | Bridwell Oil Co. | — | 0 | 0 | 2 | — | — |
| 205 | Canus Petroleum Inc. | — | 0 | 0 | 2 | — | — |
| 206 | Carter Gene Etal | — | 0 | 0 | 2 | — | — |
| 207 | C. C. Operating Company | — | 0 | 0 | 2 | — | — |
| 208 | Coastline Petroleum Co. Inc. | — | 0 | 0 | 2 | — | — |
| 209 | Colton & Colton a Partnership | — | 0 | 0 | 2 | — | — |
| 210 | Core E & P Corp. | — | 0 | 0 | 2 | — | — |
| 211 | Cox & Cox Production Co. | — | 0 | 0 | 2 | — | — |
| 212 | Dellwood Oil Co. | — | 0 | 0 | 2 | — | — |
| 213 | Dominion Minerals Corporation | — | 0 | 0 | 2 | — | — |
| 214 | Energy Reserves Group Inc. | — | 0 | 0 | 2 | — | — |
| 215 | Fitzpatrick Drlg. Co. | — | 0 | 0 | 2 | — | — |
| 216 | Greta Production Company | — | 0 | 0 | 2 | — | — |
| 217 | J & C Drilling Company | — | 0 | 0 | 2 | — | — |
| 218 | Jetgas Company | — | 0 | 0 | 2 | — | — |
| 219 | Lapis Operating Inc. | — | 0 | 0 | 2 | — | — |
| 220 | M. E. Operating | — | 0 | 0 | 2 | — | — |
| 221 | Morgan Arnold O. | — | 0 | 0 | 2 | — | — |
| 222 | Pace Production Co. | — | 0 | 0 | 2 | — | — |
| 223 | Phillips Petroleum Company | — | 0 | 0 | 2 | — | — |
| 224 | Pontiac Oil Inc. | — | 0 | 0 | 2 | — | — |
| 225 | Prevail Energy Incorporated | — | 0 | 0 | 2 | — | — |
| 226 | Retamco Operating Inc. | — | 0 | 0 | 2 | — | — |
| 227 | Rutherford Oil Corp-Royal O&G Co | — | 0 | 0 | 2 | — | — |
| 228 | Southern Minerals Corporation | — | 0 | 0 | 2 | — | — |
| 229 | Sue-Ann Production Company | — | 0 | 0 | 2 | — | — |
| 230 | Sure Flow Oil & Gas Inc. | — | 0 | 0 | 2 | — | — |
| 231 | Tamarack Petroleum Company Inc. | — | 0 | 0 | 2 | — | — |
| 232 | Texas Les & Co. | — | 0 | 0 | 2 | — | — |
| 233 | Triton Oil & Gas Corp. | — | 0 | 0 | 2 | — | — |
| 234 | Union Producing Co. | — | 0 | 0 | 2 | — | — |
| 235 | Vance S.R. | — | 0 | 0 | 2 | — | — |
| 236 | Vernor Oil & Gas Co. | — | 0 | 0 | 2 | — | — |
| 237 | Waters Frank Oil Co. | — | 0 | 0 | 2 | — | — |
| 238 | Wyrick & Hughes | — | 0 | 0 | 2 | — | — |
| 239 | Dale Operating Company | — | 33 | 0 | 1 | — | — |
| 240 | Expando Oil Company | — | 23 | 0 | 1 | — | — |
| 241 | Mantle Oil & Gas, LLC | — | 16 | 0 | 1 | — | — |
| 242 | Kamlok, Inc. | — | 13 | 0 | 1 | — | — |
| 243 | Hurd Enterprises, Ltd. | — | 10 | 0 | 1 | — | — |
| 244 | McCarter, W. B. Jr. | — | 10 | 0 | 1 | — | — |
| 245 | Hawn Brothers | — | 8 | 0 | 1 | — | — |
| 246 | Mardam Exploration, Inc. | — | 7 | 0 | 1 | — | — |
| 247 | Brayton Oil Corp. | — | 5 | 0 | 1 | — | — |
| 248 | Trinity Resources, Inc. | — | 5 | 0 | 1 | — | — |
| 249 | 7HF Oil Co., Ltd. | — | 4 | 0 | 1 | — | — |
| 250 | Esenjay Petroleum Corp. | — | 4 | 0 | 1 | — | — |
| 251 | Goldston Oil Corp. | — | 4 | 0 | 1 | — | — |
| 252 | Lowmar Exploration Company | — | 4 | 0 | 1 | — | — |
| 253 | M. J. G., Inc. | — | 4 | 0 | 1 | — | — |
| 254 | MPG Petroleum | — | 4 | 0 | 1 | — | — |
| 255 | Atwood Exploration Company | — | 3 | 0 | 1 | — | — |
| 256 | Beach Exploration, Inc. | — | 3 | 0 | 1 | — | — |
| 257 | Cox, Edwin L. & Cox, Berry R. | — | 3 | 0 | 1 | — | — |
| 258 | Gose, Steve | — | 3 | 0 | 1 | — | — |
| 259 | Harper Hefte, Inc. | — | 3 | 0 | 1 | — | — |
| 260 | Maudelowe Oil Company | — | 3 | 0 | 1 | — | — |
| 261 | Pearl, Bill H. Productions, Inc. | — | 3 | 0 | 1 | — | — |
| 262 | Peet Oil Company | — | 3 | 0 | 1 | — | — |
| 263 | Acock Engineering & Operating Co | — | 2 | 0 | 1 | — | — |
| 264 | Atinum Operating, Inc. | — | 2 | 0 | 1 | — | — |
| 265 | Brigham Oil & Gas, L.P. | — | 2 | 0 | 1 | — | — |
| 266 | Discovery Energy Corp. CC | — | 2 | 0 | 1 | — | — |
| 267 | Drillmar Operating Company | — | 2 | 0 | 1 | — | — |
| 268 | Flournoy Production Co. | — | 2 | 0 | 1 | — | — |
| 269 | Lundberg Operating Corporation | — | 2 | 0 | 1 | — | — |
| 270 | Northern Pump Company | — | 2 | 0 | 1 | — | — |
| 271 | Setex Oil and Gas Company | — | 2 | 0 | 1 | — | — |
| 272 | Texas Fuel Company | — | 2 | 0 | 1 | — | — |
| 273 | Texas Western Energy Corporation | — | 2 | 0 | 1 | — | — |
| 274 | Amherst Exploration Co., Inc. | — | 1 | 0 | 1 | — | — |
| 275 | Carl, W.E.-Cavalla-Cox, E.L. | — | 1 | 0 | 1 | — | — |
| 276 | Chambers, Jerry Exploration Co. | — | 1 | 0 | 1 | — | — |
| 277 | CHP Oil & Gas Company, L.C. | — | 1 | 0 | 1 | — | — |
| 278 | Egan-Wilson Petroleum, Inc. | — | 1 | 0 | 1 | — | — |
| 279 | Graham-McCormick Operating Prtn. | — | 1 | 0 | 1 | — | — |
| 280 | Gruy Petroleum Management Co. | — | 1 | 0 | 1 | — | — |
| 281 | Haring, Louis H., Jr. | — | 1 | 0 | 1 | — | — |
| 282 | Huisache Operating Co. | — | 1 | 0 | 1 | — | — |
| 283 | Marmaduke, R. C. | — | 1 | 0 | 1 | — | — |
| 284 | Patterson, Joe H. | — | 1 | 0 | 1 | — | — |
| 285 | Slack, Jack Operating | — | 1 | 0 | 1 | — | — |
| 286 | Texas Gulf Co. | — | 1 | 0 | 1 | — | — |
| 287 | 194420 - Name Unknown | — | 0 | 0 | 1 | — | — |
| 288 | 2 D Oil & Gas LLC | — | 0 | 0 | 1 | — | — |
| 289 | Afroma Oil & Gas Co. Inc. | — | 0 | 0 | 1 | — | — |
| 290 | Alexander Pet. Consultants Inc. | — | 0 | 0 | 1 | — | — |
| 291 | BHP Petroleum Company Inc. | — | 0 | 0 | 1 | — | — |
| 292 | Blue Wing Energy Inc. | — | 0 | 0 | 1 | — | — |
| 293 | Burke J. D. | — | 0 | 0 | 1 | — | — |
| 294 | B & W Oilfield Service | — | 0 | 0 | 1 | — | — |
| 295 | Cal-Tex Exploratn & Prod Co LLC | — | 0 | 0 | 1 | — | — |
| 296 | Carter Petroleum Company | — | 0 | 0 | 1 | — | — |
| 297 | Cassidy M. E. Jr. | — | 0 | 0 | 1 | — | — |
| 298 | C. G. C. Well Salvaging Inc. | — | 0 | 0 | 1 | — | — |
| 299 | Cities Service Oil Co. | — | 0 | 0 | 1 | — | — |
| 300 | Clinton Oil Co. | — | 0 | 0 | 1 | — | — |