| 29301 | OSLER | Tarrant County, TX | Gas Property | Jul 2025 |
| 29302 | OSO 1H | Winkler County, TX | Oil & Gas Property | Jul 2025 |
| 29303 | OSPREY | Jim Hogg County, TX | Oil & Gas Property | Nov 2023 |
| 29304 | OSPREY | Tarrant County, TX | Gas Property | Jul 2025 |
| 29305 | OSPREY STATE UNIT | Loving County, TX | Oil & Gas Property | Jul 2025 |
| 29306 | OSPREY STATE WEST UNIT | Pecos County, TX | Oil & Gas Property | Jul 2025 |
| 29307 | OSPREY UNIT | Atascosa County, TX | Oil & Gas Property | Jul 2025 |
| 29308 | OSR-HALLIDAY | Madison County, TX | Oil & Gas Property | Jun 2025 |
| 29309 | OSR/KIRBY | Reagan County, TX | Oil & Gas Property | Jun 2025 |
| 29310 | OSTEEN W. N | Caldwell County, TX | Oil & Gas Property | Oct 2024 |
| 29311 | OSTRANDER | Irion County, TX | Oil & Gas Property | Jul 2025 |
| 29312 | OSTRICH UNIT | Atascosa County, TX | Oil & Gas Property | Jul 2025 |
| 29313 | OTB BLAGRAVE 1 | Martin County, TX | Oil & Gas Property | Jul 2025 |
| 29314 | OTB JOHNSON F | Martin County, TX | Oil & Gas Property | Jul 2025 |
| 29315 | OTB OBRIEN 43 | Martin County, TX | Oil & Gas Property | Jul 2025 |
| 29316 | OTEN WILL | Rusk County, TX | Oil & Gas Property | Jul 2025 |
| 29317 | OTHOLD-MARTINSEN (SA) UNIT | Lavaca County, TX | Oil & Gas Property | Jul 2025 |
| 29318 | OTIS | Ector County, TX | Oil & Gas Property | Apr 2012 |
| 29319 | OTIS | Palo Pinto County, TX | Oil & Gas Property | Jul 2025 |
| 29320 | OTIS | Howard County, TX | Oil & Gas Property | Jul 2025 |
| 29321 | OTIS PHILLIPS | Moore County, TX | Oil & Gas Property | Jul 2025 |
| 29322 | OTRA BACA | Johnson County, TX | Gas Property | Aug 2024 |
| 29323 | OTT C.E. ET AL | Galveston County, TX | Oil & Gas Property | Feb 2015 |
| 29324 | OTTER 139-138 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2025 |
| 29325 | OTTERHOUND HCX | Burleson County, TX | Oil & Gas Property | Jun 2025 |
| 29326 | OTTO | Cooke County, TX | Oil & Gas Property | Jul 2025 |
| 29327 | OTTO | Grayson County, TX | Oil & Gas Property | Jul 2025 |
| 29328 | OTTO | Gonzales County, TX | Oil & Gas Property | Jul 2025 |
| 29329 | OTTO | Cooke County, TX | Oil & Gas Property | Jul 2025 |
| 29330 | OTTO 1H | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29331 | OTTO GAS UNIT NO. 1 | Kleberg County, TX | Oil & Gas Property | Dec 2023 |
| 29332 | OTTO MAX | Atascosa County, TX | Oil & Gas Property | Oct 2015 |
| 29333 | OTTO UNIT | Gonzales County, TX | Oil & Gas Property | Jul 2025 |
| 29334 | OTTO UNIT 1H | McMullen County, TX | Gas Property | Jul 2025 |
| 29335 | OTTO-WHIPPLE | McMullen County, TX | Oil & Gas Property | Jul 2025 |
| 29336 | OUIDA WILSON 45 | Roberts County, TX | Oil & Gas Property | Jul 2025 |
| 29337 | OURAY STATE | Reeves County, TX | Oil & Gas Property | Jul 2025 |
| 29338 | OUTLAW 55-1-30 UNIT 1H | Loving County, TX | Oil & Gas Property | Jul 2025 |
| 29339 | OUTTERSIDE A. J | Galveston County, TX | Oil & Gas Property | Jun 2025 |
| 29340 | OV UNIT | Dawson County, TX | Oil & Gas Property | Jul 2025 |
| 29341 | OVERALL | Coleman County, TX | Oil & Gas Property | Jun 2025 |
| 29342 | OVERBEY | Wichita County, TX | Oil & Gas Property | Jul 2025 |
| 29343 | OVERBY | Wichita County, TX | Oil & Gas Property | Jul 2025 |
| 29344 | OVERBY C. J | Karnes County, TX | Oil & Gas Property | Apr 2015 |
| 29345 | OVERBY GAS UNIT 2E | Bee County, TX | Oil & Gas Property | Jul 2025 |
| 29346 | OVERCASH | Throckmorton County, TX | Oil & Gas Property | Apr 2025 |
| 29347 | OVERSHOWN GAS UNIT | Houston County, TX | Oil & Gas Property | Jul 2025 |
| 29348 | OVERSTREET | Cooke County, TX | Oil Property | Jul 2025 |
| 29349 | OVERSTREET | Polk County, TX | Oil & Gas Property | Apr 2025 |
| 29350 | OVERTON | Smith County, TX | Oil & Gas Property | Jul 2025 |
| 29351 | OVERTON | Dawson County, TX | Oil & Gas Property | May 2025 |
| 29352 | OVERTON | Glasscock County, TX | Oil & Gas Property | Jul 2025 |
| 29353 | OVERTON BEN | Brown County, TX | Oil & Gas Property | Jun 2025 |
| 29354 | OVERTON G | Rusk County, TX | Oil & Gas Property | Jul 2025 |
| 29355 | OVERTON NE (PETTIT -A-) UNIT | Rusk County, TX | Oil & Gas Property | Jul 2025 |
| 29356 | OVMLC | Dawson County, TX | Oil & Gas Property | Jul 2025 |
| 29357 | OWEN | Moore County, TX | Oil & Gas Property | Jul 2025 |
| 29358 | OWEN | Johnson County, TX | Oil & Gas Property | Jul 2025 |
| 29359 | OWEN | Burleson County, TX | Oil & Gas Property | Jul 2025 |
| 29360 | OWEN | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29361 | OWEN | Jack County, TX | Oil & Gas Property | Apr 2025 |
| 29362 | OWEN | Ector County, TX | Oil & Gas Property | Jul 2025 |
| 29363 | OWEN | Jack County, TX | Oil & Gas Property | Jul 2025 |
| 29364 | OWEN | Young County, TX | Oil & Gas Property | Jul 2025 |
| 29365 | OWEN | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29366 | OWEN BRISCOE | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29367 | OWEN F | Burleson County, TX | Oil & Gas Property | May 2022 |
| 29368 | OWEN J | Ellis County, TX | Oil & Gas Property | Jun 2025 |
| 29369 | OWEN J.D. GAS UNIT | Bowie County, TX | Oil & Gas Property | Feb 2018 |
| 29370 | OWEN RHB 1H | Harrison County, TX | Gas Property | Jul 2025 |
| 29371 | OWEN-BERRY | Cooke County, TX | Oil Property | Jul 2025 |
| 29372 | OWEN-BRISCOE STATE-WCSL GU B 2H | Webb County, TX | Gas Property | Jul 2025 |
| 29373 | OWEN-CHALK | Howard County, TX | Oil & Gas Property | Jul 2025 |
| 29374 | OWEN-STATE 1 | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29375 | OWENS | Wise County, TX | Oil & Gas Property | Jul 2025 |
| 29376 | OWENS | Jack County, TX | Oil & Gas Property | Sep 2021 |
| 29377 | OWENS | Colorado County, TX | Oil & Gas Property | Jul 2025 |
| 29378 | OWENS | Cass County, TX | Oil & Gas Property | Jul 2025 |
| 29379 | OWENS | Johnson County, TX | Oil & Gas Property | Jul 2025 |
| 29380 | OWENS | Lee County, TX | Oil & Gas Property | Jul 2025 |
| 29381 | OWENS | Crockett County, TX | Oil & Gas Property | Jul 2025 |
| 29382 | OWENS | Upton County, TX | Oil & Gas Property | Jul 2025 |
| 29383 | OWENS | Panola County, TX | Oil & Gas Property | Jul 2025 |
| 29384 | OWENS | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29385 | OWENS | Ochiltree County, TX | Oil & Gas Property | Jul 2025 |
| 29386 | OWENS | Upton County, TX | Oil & Gas Property | Jul 2025 |
| 29387 | OWENS | Panola County, TX | Oil & Gas Property | Jul 2025 |
| 29388 | OWENS | Reagan County, TX | Oil & Gas Property | Jul 2025 |
| 29389 | OWENS | Wilbarger County, TX | Oil & Gas Property | May 2025 |
| 29390 | OWENS | Shackelford County, TX | Oil & Gas Property | Jul 2025 |
| 29391 | OWENS & SNOOT | Crane County, TX | Oil Property | Jan 2020 |
| 29392 | OWENS 1-75 LOV | Loving County, TX | Oil & Gas Property | Jul 2025 |
| 29393 | OWENS C | Freestone County, TX | Oil & Gas Property | Jul 2025 |
| 29394 | OWENS E. ARLEIGH | Webb County, TX | Oil & Gas Property | Jul 2025 |
| 29395 | OWENS FELMONT | Upton County, TX | Oil & Gas Property | Jul 2022 |
| 29396 | OWENS GAS UNIT | Freestone County, TX | Oil & Gas Property | Jul 2025 |
| 29397 | OWENS M. J | Wichita County, TX | Oil & Gas Property | Jul 2025 |
| 29398 | OWENS MACK | Jones County, TX | Oil & Gas Property | Feb 2016 |
| 29399 | OWENS NELLIE | Panola County, TX | Oil & Gas Property | Jul 2025 |
| 29400 | OWENS T.B. GAS UNIT | Harrison County, TX | Oil & Gas Property | Jul 2025 |