| 1 | Urban Oil & Gas Group, LLC | 1 | 2 | 0 | 247 | Feb 20, 2026 | Feb 20, 2026 |
| 2 | Cameron Exploration, Inc. | 1 | 1 | 0 | 0 | Jul 8, 2026 | Jul 8, 2026 |
| 3 | Mud Creek Operating, LLC | 1 | 1 | 0 | 0 | Nov 24, 2025 | Nov 24, 2025 |
| 4 | Highmark Energy Operating, LLC | — | 6 | 0 | 153 | — | — |
| 5 | Wilson-Owens Production Company | — | 0 | 0 | 131 | — | — |
| 6 | XTO Energy Inc. | — | 135 | 0 | 40 | — | — |
| 7 | Atmos Pipeline - Texas | — | 13 | 0 | 37 | — | — |
| 8 | Southwest Operating, Inc.-Tyler | — | 1 | 0 | 33 | — | — |
| 9 | Enserch Exploration, Inc | — | 109 | 0 | 22 | — | — |
| 10 | United Oil & Shale LLC | — | 0 | 0 | 20 | — | — |
| 11 | EP Operating Company | — | 125 | 0 | 17 | — | — |
| 12 | 84 Energy LLC | — | 0 | 0 | 17 | — | — |
| 13 | O'Benco, Inc. | — | 46 | 0 | 16 | — | — |
| 14 | Stroud Petroleum, Inc. | — | 48 | 0 | 14 | — | — |
| 15 | Lone Star Prod. Co. | — | 0 | 0 | 14 | — | — |
| 16 | Decker Operating Co., L.L.C. | — | 12 | 0 | 12 | — | — |
| 17 | Ellis Exploration, Inc. | — | 5 | 0 | 9 | — | — |
| 18 | Atlas Operating LLC | — | 0 | 0 | 9 | — | — |
| 19 | Atlantis Oil Company Inc. | — | 0 | 0 | 8 | — | — |
| 20 | Lone Star Gas Co. | — | 3 | 0 | 7 | — | — |
| 21 | Sanders Properties Inc. | — | 0 | 0 | 7 | — | — |
| 22 | Tactical Operating Company LLC | — | 0 | 0 | 7 | — | — |
| 23 | EP Operating Limited Partnership | — | 33 | 0 | 6 | — | — |
| 24 | Ridley Oil Corporation | — | 2 | 0 | 6 | — | — |
| 25 | Brooks Pipe & Supply Co. | — | 0 | 0 | 6 | — | — |
| 26 | Cross Timbers Operating Company | — | 41 | 0 | 5 | — | — |
| 27 | Weathers Exploration, Inc. | — | 3 | 0 | 5 | — | — |
| 28 | Eleon Operators, LLC | — | 1 | 0 | 5 | — | — |
| 29 | Green River Resources Inc. | — | 0 | 0 | 5 | — | — |
| 30 | TXO Production Corp. | — | 13 | 0 | 4 | — | — |
| 31 | Par Minerals Corporation | — | 4 | 0 | 4 | — | — |
| 32 | Txu Lone Star Pipeline | — | 4 | 0 | 4 | — | — |
| 33 | C6 Operating L.L.C. | — | 0 | 0 | 4 | — | — |
| 34 | Clemco | — | 0 | 0 | 4 | — | — |
| 35 | Enr Operating LLC | — | 0 | 0 | 4 | — | — |
| 36 | Murchison J. W. | — | 0 | 0 | 4 | — | — |
| 37 | Smackover Oil Treaters Ltd. | — | 0 | 0 | 4 | — | — |
| 38 | Tenison Oil Company | — | 0 | 0 | 4 | — | — |
| 39 | US Energy Holdings LLC | — | 0 | 0 | 4 | — | — |
| 40 | Perryman Operating Co., Inc. | — | 30 | 0 | 3 | — | — |
| 41 | O'Ryan Oil and Gas | — | 11 | 0 | 3 | — | — |
| 42 | McFarlane Oil Co., Inc. | — | 10 | 0 | 3 | — | — |
| 43 | Texaco Inc. | — | 6 | 0 | 3 | — | — |
| 44 | Gemini Energy, Inc. | — | 2 | 0 | 3 | — | — |
| 45 | Cinron Energy LLC | — | 0 | 0 | 3 | — | — |
| 46 | Formation Resour Field Svcs LLC | — | 0 | 0 | 3 | — | — |
| 47 | Fortune Resources LLC | — | 0 | 0 | 3 | — | — |
| 48 | John P. Bogdanich Operating LLC | — | 0 | 0 | 3 | — | — |
| 49 | Speller & Associates Inc. | — | 0 | 0 | 3 | — | — |
| 50 | Vanguard Operating LLC | — | 0 | 0 | 3 | — | — |
| 51 | Wideman Ronald | — | 0 | 0 | 3 | — | — |
| 52 | Key Production Company, Inc. | — | 10 | 0 | 2 | — | — |
| 53 | Maximus Operating, Ltd. | — | 8 | 0 | 2 | — | — |
| 54 | Palmer Petroleum Inc. | — | 8 | 0 | 2 | — | — |
| 55 | Rising Star Petroleum, L.L.C. | — | 8 | 0 | 2 | — | — |
| 56 | Smackover Shell Limited | — | 8 | 0 | 2 | — | — |
| 57 | Union Oil Company of California | — | 8 | 0 | 2 | — | — |
| 58 | Shoco Production, L.P. | — | 5 | 0 | 2 | — | — |
| 59 | Sonat Exploration Company -Tyler | — | 5 | 0 | 2 | — | — |
| 60 | Cobra Oil & Gas Corporation | — | 4 | 0 | 2 | — | — |
| 61 | North Central Oil Corp. | — | 4 | 0 | 2 | — | — |
| 62 | Baxter, Murphy H. | — | 2 | 0 | 2 | — | — |
| 63 | Lone Star Pipeline Company | — | 2 | 0 | 2 | — | — |
| 64 | Ward Oil Co. | — | 2 | 0 | 2 | — | — |
| 65 | Amoco Production Company | — | 1 | 0 | 2 | — | — |
| 66 | Buffco Production Inc. | — | 1 | 0 | 2 | — | — |
| 67 | Exxon Corp. | — | 1 | 0 | 2 | — | — |
| 68 | Perryman Exp. and Prod., LLC | — | 1 | 0 | 2 | — | — |
| 69 | Shell Western E&P Inc. | — | 1 | 0 | 2 | — | — |
| 70 | Smackover Shell Ltd. Partnership | — | 1 | 0 | 2 | — | — |
| 71 | Allison/Hobbs Inc. | — | 0 | 0 | 2 | — | — |
| 72 | Amerada Hess Corporation | — | 0 | 0 | 2 | — | — |
| 73 | Atlantic Richfield Co. | — | 0 | 0 | 2 | — | — |
| 74 | Flash Gas & Oil Southwest Inc. | — | 0 | 0 | 2 | — | — |
| 75 | HD Operating Co LLC | — | 0 | 0 | 2 | — | — |
| 76 | New Horizon Resources LLC | — | 0 | 0 | 2 | — | — |
| 77 | Sandel Operating Company | — | 0 | 0 | 2 | — | — |
| 78 | Supreme Energy Company Inc. | — | 0 | 0 | 2 | — | — |
| 79 | Trek Resources Inc. | — | 0 | 0 | 2 | — | — |
| 80 | Hunt Oil Company | — | 67 | 0 | 1 | — | — |
| 81 | Triton Oil & Gas Corp. | — | 14 | 0 | 1 | — | — |
| 82 | Munson, David M. | — | 10 | 0 | 1 | — | — |
| 83 | Range Production Company | — | 10 | 0 | 1 | — | — |
| 84 | Excelsior Oil Corp. | — | 8 | 0 | 1 | — | — |
| 85 | Blocker Exploration Co. | — | 5 | 0 | 1 | — | — |
| 86 | TXP Operating Company | — | 5 | 0 | 1 | — | — |
| 87 | Pacific Enterprises Oil Co.(usa) | — | 4 | 0 | 1 | — | — |
| 88 | Samedan Oil Corporation | — | 4 | 0 | 1 | — | — |
| 89 | Seneca Resources Corp. | — | 4 | 0 | 1 | — | — |
| 90 | Grace Petroleum Corp. | — | 3 | 0 | 1 | — | — |
| 91 | Bay-Tech Operating Co., Inc. | — | 2 | 0 | 1 | — | — |
| 92 | BRG Lone Star Ltd. | — | 2 | 0 | 1 | — | — |
| 93 | Esco Oil Operating Company LLC | — | 2 | 0 | 1 | — | — |
| 94 | Forestar Oil & Gas LLC | — | 2 | 0 | 1 | — | — |
| 95 | Quintana Pet. Corp. | — | 2 | 0 | 1 | — | — |
| 96 | Ultra Petroleum (U.S.A.), Inc. | — | 2 | 0 | 1 | — | — |
| 97 | Barrow-Shaver Resources Co. | — | 1 | 0 | 1 | — | — |
| 98 | Clark, G. C. | — | 1 | 0 | 1 | — | — |
| 99 | Crystal Oil and Land Co. | — | 1 | 0 | 1 | — | — |
| 100 | Davis Bros. Oil Producers, Inc. | — | 1 | 0 | 1 | — | — |
| 101 | Edge & Moehlmann | — | 1 | 0 | 1 | — | — |
| 102 | Ensource Inc. | — | 1 | 0 | 1 | — | — |
| 103 | Guffey, Roy, Oil Company | — | 1 | 0 | 1 | — | — |
| 104 | Map Production Co., Inc. | — | 1 | 0 | 1 | — | — |
| 105 | Miller Energy, Inc. | — | 1 | 0 | 1 | — | — |
| 106 | Mueller Exploration, Inc. | — | 1 | 0 | 1 | — | — |
| 107 | Phillips, Jack L. | — | 1 | 0 | 1 | — | — |
| 108 | Richey Operating, Inc. | — | 1 | 0 | 1 | — | — |
| 109 | 1984 Operating Company L.L.C. | — | 0 | 0 | 1 | — | — |
| 110 | Bonanza Oil Corp. | — | 0 | 0 | 1 | — | — |
| 111 | Brammer Supply Inc. | — | 0 | 0 | 1 | — | — |
| 112 | Burk Royalty Company | — | 0 | 0 | 1 | — | — |
| 113 | Byng Energy Group Inc. | — | 0 | 0 | 1 | — | — |
| 114 | Chase Inc. | — | 0 | 0 | 1 | — | — |
| 115 | Cities Service Oil Co. | — | 0 | 0 | 1 | — | — |
| 116 | Coffman Thomas D. Inc. | — | 0 | 0 | 1 | — | — |
| 117 | Craton Operating LLC | — | 0 | 0 | 1 | — | — |
| 118 | Dyersdale Production Co Inc. | — | 0 | 0 | 1 | — | — |
| 119 | Easterling James M. Jr. | — | 0 | 0 | 1 | — | — |
| 120 | Eex Corporation | — | 0 | 0 | 1 | — | — |
| 121 | Eqv Operating LLC | — | 0 | 0 | 1 | — | — |
| 122 | Faulconer Vernon E. | — | 0 | 0 | 1 | — | — |
| 123 | Germany E. B. & Sons a TX Corp | — | 0 | 0 | 1 | — | — |
| 124 | Gulf Oil Corp. | — | 0 | 0 | 1 | — | — |
| 125 | Hanson Production Company | — | 0 | 0 | 1 | — | — |
| 126 | H & B Operating Co. | — | 0 | 0 | 1 | — | — |
| 127 | Herd Producing Company Inc. | — | 0 | 0 | 1 | — | — |
| 128 | H. & H. Supply Company | — | 0 | 0 | 1 | — | — |
| 129 | Hill Production Co.-Wisconsin | — | 0 | 0 | 1 | — | — |
| 130 | Humphrey Thos. D. Oil Prop. Ltd | — | 0 | 0 | 1 | — | — |
| 131 | Hydrofusion Energy LLC | — | 0 | 0 | 1 | — | — |
| 132 | Ipact | — | 0 | 0 | 1 | — | — |
| 133 | J. B. Swabbing Co. | — | 0 | 0 | 1 | — | — |
| 134 | JW Energy Services LLC | — | 0 | 0 | 1 | — | — |
| 135 | Lease Holders Acquisitions LLC | — | 0 | 0 | 1 | — | — |
| 136 | Leopard Glenn | — | 0 | 0 | 1 | — | — |
| 137 | Murchison G. B. Trust | — | 0 | 0 | 1 | — | — |
| 138 | Mustang Drilling Inc. | — | 0 | 0 | 1 | — | — |
| 139 | Natural Resources Corp of Texas | — | 0 | 0 | 1 | — | — |
| 140 | Pan American Petroleum Corp. | — | 0 | 0 | 1 | — | — |
| 141 | Park & Park Oil Co. | — | 0 | 0 | 1 | — | — |
| 142 | Permian Natural Resources | — | 0 | 0 | 1 | — | — |
| 143 | Price Robert R. | — | 0 | 0 | 1 | — | — |
| 144 | Progressive Gas Services Inc. | — | 0 | 0 | 1 | — | — |
| 145 | Remuda Oil & Gas Co. | — | 0 | 0 | 1 | — | — |
| 146 | Republic Engineers Inc. | — | 0 | 0 | 1 | — | — |
| 147 | Richey H. L. | — | 0 | 0 | 1 | — | — |
| 148 | Rin-Tex Oil Co. | — | 0 | 0 | 1 | — | — |
| 149 | Rose City Resources LLC | — | 0 | 0 | 1 | — | — |
| 150 | Scheriger Production | — | 0 | 0 | 1 | — | — |
| 151 | Shoco Production LLC | — | 0 | 0 | 1 | — | — |
| 152 | Sun Exploration & Production Co. | — | 0 | 0 | 1 | — | — |
| 153 | Texaco E & P Inc. | — | 0 | 0 | 1 | — | — |
| 154 | Valence Operating Company | — | 0 | 0 | 1 | — | — |
| 155 | Williams Prod. Gulf Coast L.P. | — | 0 | 0 | 1 | — | — |
| 156 | WTR Operating LLC | — | 0 | 0 | 1 | — | — |
| 157 | Zapata Partnership Ltd. | — | 0 | 0 | 1 | — | — |
| 158 | Perryman Operating Company | — | 15 | 0 | 0 | — | — |
| 159 | West Mountain Operating Co, Inc. | — | 13 | 0 | 0 | — | — |
| 160 | Basin Operating Co. Ltd. | — | 8 | 0 | 0 | — | — |
| 161 | Munson, David M. Inc. | — | 8 | 0 | 0 | — | — |
| 162 | Doughtie Operating Company, LLC | — | 7 | 0 | 0 | — | — |
| 163 | Spartan Operating Company, Inc. | — | 7 | 0 | 0 | — | — |
| 164 | TDX Energy, LLC | — | 7 | 0 | 0 | — | — |
| 165 | Ballard Exploration Company,inc. | — | 5 | 0 | 0 | — | — |
| 166 | Dallas Production, Inc. | — | 5 | 0 | 0 | — | — |
| 167 | Kaiser-Francis Oil Company | — | 5 | 0 | 0 | — | — |
| 168 | K/G Oil Co. | — | 5 | 0 | 0 | — | — |
| 169 | Langham Petroleum Expl. Corp. | — | 5 | 0 | 0 | — | — |
| 170 | Marshall Expl. Inc. | — | 5 | 0 | 0 | — | — |
| 171 | Optimum Exploration LLC | — | 5 | 0 | 0 | — | — |
| 172 | Par Oil Corp. | — | 5 | 0 | 0 | — | — |
| 173 | Petro-Tech, Inc. | — | 5 | 0 | 0 | — | — |
| 174 | Arrow Exploration Company | — | 4 | 0 | 0 | — | — |
| 175 | Atmos Energy Corp., Mid-Tex Div. | — | 4 | 0 | 0 | — | — |
| 176 | B J Resources, L.L.C. | — | 4 | 0 | 0 | — | — |
| 177 | Geotec Exploration, Inc. | — | 4 | 0 | 0 | — | — |
| 178 | Peak Energy Corporation | — | 4 | 0 | 0 | — | — |
| 179 | Rippy Oil Company | — | 4 | 0 | 0 | — | — |
| 180 | Rising Star Energy, L.L.C. | — | 4 | 0 | 0 | — | — |
| 181 | Shell Oil Company | — | 4 | 0 | 0 | — | — |
| 182 | Chesapeake Operating, L.L.C. | — | 3 | 0 | 0 | — | — |
| 183 | Continental Trend Resources, Inc | — | 3 | 0 | 0 | — | — |
| 184 | Hughes Texas Petroleum, Ltd. | — | 3 | 0 | 0 | — | — |
| 185 | J-O'B Operating Company | — | 3 | 0 | 0 | — | — |
| 186 | Key Production Co. | — | 3 | 0 | 0 | — | — |
| 187 | Kraker & Martin Energy, L.L.C. | — | 3 | 0 | 0 | — | — |
| 188 | Lasmo Energy Corporation | — | 3 | 0 | 0 | — | — |
| 189 | Locklin Oil Company | — | 3 | 0 | 0 | — | — |
| 190 | Marathon Oil Company | — | 3 | 0 | 0 | — | — |
| 191 | Midroc Operating Company | — | 3 | 0 | 0 | — | — |
| 192 | Pennzoil Exploration & Prod. Co. | — | 3 | 0 | 0 | — | — |
| 193 | Rincon Oil Corporation | — | 3 | 0 | 0 | — | — |
| 194 | Roseland Oil & Gas, Inc. | — | 3 | 0 | 0 | — | — |
| 195 | Silver Tusk Operating Co. LLC | — | 3 | 0 | 0 | — | — |
| 196 | Woolf & Magee, Inc. | — | 3 | 0 | 0 | — | — |
| 197 | American Hunter Exploration Ltd. | — | 2 | 0 | 0 | — | — |
| 198 | Arcadia Refining Co. | — | 2 | 0 | 0 | — | — |
| 199 | Buccaneer Operating LLC | — | 2 | 0 | 0 | — | — |
| 200 | Clay, Jerry H. | — | 2 | 0 | 0 | — | — |
| 201 | Crow, David | — | 2 | 0 | 0 | — | — |
| 202 | Eagle Land Services Inc | — | 2 | 0 | 0 | — | — |
| 203 | East Texas Drilling Co., Inc. | — | 2 | 0 | 0 | — | — |
| 204 | Enerquest Corporation | — | 2 | 0 | 0 | — | — |
| 205 | Fisher-Webb, Inc. | — | 2 | 0 | 0 | — | — |
| 206 | Fossil Operating, Inc. | — | 2 | 0 | 0 | — | — |
| 207 | Fry Oil & Gas Co. | — | 2 | 0 | 0 | — | — |
| 208 | Getty Oil Co. | — | 2 | 0 | 0 | — | — |
| 209 | Hansen Oil Corporation | — | 2 | 0 | 0 | — | — |
| 210 | Huber, J. M., Corporation | — | 2 | 0 | 0 | — | — |
| 211 | Kinabrew, W. R. | — | 2 | 0 | 0 | — | — |
| 212 | Lyons Petroleum, Inc. | — | 2 | 0 | 0 | — | — |
| 213 | Mallory, Meredith, Jr. | — | 2 | 0 | 0 | — | — |
| 214 | McMurrey Petroleum, Inc. | — | 2 | 0 | 0 | — | — |
| 215 | Petrocorp Incorporated,a Tx.corp | — | 2 | 0 | 0 | — | — |
| 216 | Phoenix Fund, Inc. | — | 2 | 0 | 0 | — | — |
| 217 | Randall Exploration, LLC | — | 2 | 0 | 0 | — | — |
| 218 | Rosewood Resources, Inc. | — | 2 | 0 | 0 | — | — |
| 219 | Sabine Corporation | — | 2 | 0 | 0 | — | — |
| 220 | Sabio Oil & Gas Inc. | — | 2 | 0 | 0 | — | — |
| 221 | Smith, James E. & Associates,inc | — | 2 | 0 | 0 | — | — |
| 222 | Terra Resources, Inc. | — | 2 | 0 | 0 | — | — |
| 223 | Texas Oil & Gas Corp. | — | 2 | 0 | 0 | — | — |
| 224 | Triad Energy Corporation | — | 2 | 0 | 0 | — | — |
| 225 | Wilson - Owens Production Co. | — | 2 | 0 | 0 | — | — |
| 226 | American Cometra, Inc. | — | 1 | 0 | 0 | — | — |
| 227 | Ampak Oil Company | — | 1 | 0 | 0 | — | — |
| 228 | Arbol Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 229 | Atoka Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 230 | Bishop Petroleum Inc. | — | 1 | 0 | 0 | — | — |
| 231 | Blackbrush O & G, Inc. | — | 1 | 0 | 0 | — | — |
| 232 | Blue Ridge Group, Inc. | — | 1 | 0 | 0 | — | — |
| 233 | Brandon Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 234 | Brasfield Oil & Gas Company | — | 1 | 0 | 0 | — | — |
| 235 | Brown, Tom Inc. | — | 1 | 0 | 0 | — | — |
| 236 | Buckingham Oil Company | — | 1 | 0 | 0 | — | — |
| 237 | Buffton Oil and Gas Inc. | — | 1 | 0 | 0 | — | — |
| 238 | Bullitt Oil | — | 1 | 0 | 0 | — | — |
| 239 | Cabot Petroleum Corporation | — | 1 | 0 | 0 | — | — |
| 240 | Caskids Operating Company | — | 1 | 0 | 0 | — | — |
| 241 | CC Northshore, LLC | — | 1 | 0 | 0 | — | — |
| 242 | Chapman Oil | — | 1 | 0 | 0 | — | — |
| 243 | Cico Oil & Gas Company | — | 1 | 0 | 0 | — | — |
| 244 | Circle "M" Energy Inc. | — | 1 | 0 | 0 | — | — |
| 245 | Cole, Floyd | — | 1 | 0 | 0 | — | — |
| 246 | Conoco Inc. | — | 1 | 0 | 0 | — | — |
| 247 | Dale Operating Company | — | 1 | 0 | 0 | — | — |
| 248 | Diamond Shamrock Exploration Co. | — | 1 | 0 | 0 | — | — |
| 249 | Eagle Energy Exploration, Inc. | — | 1 | 0 | 0 | — | — |
| 250 | Eastex Energy Corp. | — | 1 | 0 | 0 | — | — |
| 251 | East Texas Oil & Gas, LLC | — | 1 | 0 | 0 | — | — |
| 252 | East Texas Oil & Gas Oper., LLC | — | 1 | 0 | 0 | — | — |
| 253 | Elf Aquitaine, Inc. | — | 1 | 0 | 0 | — | — |
| 254 | Enteger USA LLC | — | 1 | 0 | 0 | — | — |
| 255 | Fair Oil, Ltd. | — | 1 | 0 | 0 | — | — |
| 256 | Felmont Oil Corp. | — | 1 | 0 | 0 | — | — |
| 257 | Fox and Holland | — | 1 | 0 | 0 | — | — |
| 258 | Genecov Group, Inc. The | — | 1 | 0 | 0 | — | — |
| 259 | Grand Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 260 | Griffin Operating, Inc. | — | 1 | 0 | 0 | — | — |
| 261 | Hankamer, Curtis Corporation,the | — | 1 | 0 | 0 | — | — |
| 262 | Heritage Oil Corporation | — | 1 | 0 | 0 | — | — |
| 263 | Hill, Bill & Associates | — | 1 | 0 | 0 | — | — |
| 264 | Hill Production Company | — | 1 | 0 | 0 | — | — |
| 265 | Hill-Smith Production | — | 1 | 0 | 0 | — | — |
| 266 | Hinge Resource Company | — | 1 | 0 | 0 | — | — |
| 267 | H & S Operating, Inc. | — | 1 | 0 | 0 | — | — |
| 268 | Hughes & Hughes | — | 1 | 0 | 0 | — | — |
| 269 | Imc Exploraton Co. | — | 1 | 0 | 0 | — | — |
| 270 | Jabb Oil Corporation | — | 1 | 0 | 0 | — | — |
| 271 | J-Car Operating, Inc. | — | 1 | 0 | 0 | — | — |
| 272 | Jones-Obrien, Inc. | — | 1 | 0 | 0 | — | — |
| 273 | Joy Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 274 | KCS Medallion Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 275 | KCS Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 276 | Kenoco, Inc. | — | 1 | 0 | 0 | — | — |
| 277 | Kerr-McGee Corporation | — | 1 | 0 | 0 | — | — |
| 278 | Louisiana Hunter Energy Corp. | — | 1 | 0 | 0 | — | — |
| 279 | Maxima Energy Corporation | — | 1 | 0 | 0 | — | — |
| 280 | McConathy Production Co., Inc. | — | 1 | 0 | 0 | — | — |
| 281 | McCormick Operating Company | — | 1 | 0 | 0 | — | — |
| 282 | Medallion Production Company | — | 1 | 0 | 0 | — | — |
| 283 | Mobley, O. B. | — | 1 | 0 | 0 | — | — |
| 284 | Moon Operating, Inc. | — | 1 | 0 | 0 | — | — |
| 285 | Mosbacher Energy Company | — | 1 | 0 | 0 | — | — |
| 286 | Moseley Petroleum Corp. | — | 1 | 0 | 0 | — | — |
| 287 | O'Brien Operating Company | — | 1 | 0 | 0 | — | — |
| 288 | Ocean Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 289 | Oil & Gas Reserves, Inc. | — | 1 | 0 | 0 | — | — |
| 290 | Owens, Harry J. | — | 1 | 0 | 0 | — | — |
| 291 | Penn Resources, Inc. | — | 1 | 0 | 0 | — | — |
| 292 | Penn Resources Inc & Magna Oil | — | 1 | 0 | 0 | — | — |
| 293 | Petrocorp Incorporated | — | 1 | 0 | 0 | — | — |
| 294 | Petroleum Land Services | — | 1 | 0 | 0 | — | — |
| 295 | Phillips Energy, Inc. | — | 1 | 0 | 0 | — | — |
| 296 | Phillips Petroleum Company | — | 1 | 0 | 0 | — | — |
| 297 | Phylko Energy Corporation | — | 1 | 0 | 0 | — | — |
| 298 | Pickens Company, Inc., The | — | 1 | 0 | 0 | — | — |
| 299 | Pierce, Willie Oil & Gas Corp. | — | 1 | 0 | 0 | — | — |
| 300 | Pitts Oil Co.-Dallas Prod. Inc. | — | 1 | 0 | 0 | — | — |