| 29101 | ORR-BURKS GU | Rusk County, TX | Oil & Gas Property | Apr 2026 |
| 29102 | ORR-TIPPS | Rusk County, TX | Oil & Gas Property | Apr 2026 |
| 29103 | ORSBORN | King County, TX | Oil & Gas Property | Feb 2025 |
| 29104 | ORSON | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 29105 | ORSON | Andrews County, TX | Oil & Gas Property | Apr 2026 |
| 29106 | ORSON-BILLY 139 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 29107 | ORTEGA | Reagan County, TX | Oil & Gas Property | Apr 2026 |
| 29108 | ORTHA JONES 41 | Ochiltree County, TX | Oil & Gas Property | Apr 2026 |
| 29109 | ORTHRUS UNIT | Borden County, TX | Oil & Gas Property | Mar 2026 |
| 29110 | ORTIZ RANCH | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 29111 | ORTON | Clay County, TX | Oil & Gas Property | Apr 2026 |
| 29112 | ORTON A | Archer County, TX | Oil & Gas Property | Apr 2026 |
| 29113 | ORTON UNIT | Karnes County, TX | Oil & Gas Property | Apr 2026 |
| 29114 | ORTS H.P | Gonzales County, TX | Oil & Gas Property | Apr 2026 |
| 29115 | ORVIS 37 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 29116 | ORYX | Atascosa County, TX | Oil & Gas Property | Apr 2026 |
| 29117 | ORYX 13 | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 29118 | ORYX 53-2-12 | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 29119 | ORYX FEE | Hardin County, TX | Oil Property | Apr 2026 |
| 29120 | ORYX HUNTER | Lavaca County, TX | Oil & Gas Property | Apr 2026 |
| 29121 | ORYX ROAN STATE | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 29122 | ORYX-AKIN | Gregg County, TX | Oil & Gas Property | Apr 2026 |
| 29123 | ORYX-SUN FEE | Chambers County, TX | Oil & Gas Property | Aug 2024 |
| 29124 | OSAGE UNIT | La Salle County, TX | Oil & Gas Property | Apr 2026 |
| 29125 | OSBORN | Freestone County, TX | Oil & Gas Property | Apr 2026 |
| 29126 | OSBORNE | Ochiltree County, TX | Oil & Gas Property | Sep 2024 |
| 29127 | OSBORNE | Roberts County, TX | Oil & Gas Property | Apr 2026 |
| 29128 | OSBORNE | Panola County, TX | Oil & Gas Property | Apr 2026 |
| 29129 | OSBORNE | Eastland County, TX | Oil & Gas Property | Oct 2025 |
| 29130 | OSBORNE | Tyler County, TX | Oil & Gas Property | Apr 2026 |
| 29131 | OSBORNE | Madison County, TX | Oil & Gas Property | Apr 2026 |
| 29132 | OSBORNE | Sherman County, TX | Oil & Gas Property | Apr 2026 |
| 29133 | OSBORNE | Carson County, TX | Gas Property | Apr 2026 |
| 29134 | OSBORNE | Gray County, TX | Gas Property | Dec 2024 |
| 29135 | OSBORNE | Gray County, TX | Oil & Gas Property | Apr 2026 |
| 29136 | OSBORNE HEIRS | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 29137 | OSBURN | Johnson County, TX | Oil & Gas Property | Apr 2026 |
| 29138 | OSBURN | Concho County, TX | Oil Property | Jul 2021 |
| 29139 | OSBURN WENDELL | Wise County, TX | Oil & Gas Property | Apr 2026 |
| 29140 | OSCAR | Scurry County, TX | Oil & Gas Property | Apr 2026 |
| 29141 | OSCEOLA MCELROY HEIRS (AW) | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 29142 | OSCEOLA-ELDRIDGE BIVINS (AW) 1H | Harrison County, TX | Oil & Gas Property | Apr 2026 |
| 29143 | OSIKA | Jack County, TX | Oil & Gas Property | Jun 2013 |
| 29144 | OSIRIS 7-1-62 | Mitchell County, TX | Oil & Gas Property | Apr 2026 |
| 29145 | OSLER | Tarrant County, TX | Gas Property | Apr 2026 |
| 29146 | OSO 1H | Winkler County, TX | Oil & Gas Property | Apr 2026 |
| 29147 | OSPREY | Jim Hogg County, TX | Oil & Gas Property | Nov 2023 |
| 29148 | OSPREY | Tarrant County, TX | Gas Property | Apr 2026 |
| 29149 | OSPREY STATE UNIT | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 29150 | OSPREY STATE WEST UNIT | Pecos County, TX | Oil & Gas Property | Apr 2026 |
| 29151 | OSR-HALLIDAY | Madison County, TX | Oil & Gas Property | Mar 2026 |
| 29152 | OSR/KIRBY | Reagan County, TX | Oil & Gas Property | Aug 2025 |
| 29153 | OSTEEN W. N | Caldwell County, TX | Oil & Gas Property | Dec 2025 |
| 29154 | OSTRANDER | Irion County, TX | Oil & Gas Property | Apr 2026 |
| 29155 | OSTRICH UNIT | Atascosa County, TX | Oil & Gas Property | Apr 2026 |
| 29156 | OTB BLAGRAVE 1 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 29157 | OTB JOHNSON F | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 29158 | OTB OBRIEN 43 | Martin County, TX | Oil & Gas Property | Apr 2026 |
| 29159 | OTEN WILL | Rusk County, TX | Oil & Gas Property | Apr 2026 |
| 29160 | OTHER JEFFREY LEBOWSKI | Wilson County, TX | Oil & Gas Property | Apr 2026 |
| 29161 | OTHOLD-MARTINSEN (SA) UNIT | Lavaca County, TX | Oil & Gas Property | Apr 2026 |
| 29162 | OTIS | Ector County, TX | Oil & Gas Property | Apr 2012 |
| 29163 | OTIS | Palo Pinto County, TX | Oil & Gas Property | Apr 2026 |
| 29164 | OTIS | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 29165 | OTIS PHILLIPS | Moore County, TX | Oil & Gas Property | Apr 2026 |
| 29166 | OTRA BACA | Johnson County, TX | Gas Property | Aug 2024 |
| 29167 | OTT C.E. ET AL | Galveston County, TX | Oil & Gas Property | Feb 2015 |
| 29168 | OTTER 139-138 UNIT | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 29169 | OTTER UNIT | Milam County, TX | Oil & Gas Property | Apr 2026 |
| 29170 | OTTERHOUND HCX | Burleson County, TX | Oil & Gas Property | Mar 2026 |
| 29171 | OTTO | Cooke County, TX | Oil & Gas Property | Apr 2026 |
| 29172 | OTTO | Grayson County, TX | Oil & Gas Property | Apr 2026 |
| 29173 | OTTO | Gonzales County, TX | Oil & Gas Property | Apr 2026 |
| 29174 | OTTO | Cooke County, TX | Oil & Gas Property | Feb 2026 |
| 29175 | OTTO 1H | Webb County, TX | Oil & Gas Property | Apr 2026 |
| 29176 | OTTO GAS UNIT NO. 1 | Kleberg County, TX | Oil & Gas Property | Dec 2023 |
| 29177 | OTTO MAX | Atascosa County, TX | Oil & Gas Property | Oct 2015 |
| 29178 | OTTO UNIT | Gonzales County, TX | Oil & Gas Property | Apr 2026 |
| 29179 | OTTO UNIT 1H | McMullen County, TX | Gas Property | Apr 2026 |
| 29180 | OTTO-WHIPPLE | McMullen County, TX | Oil & Gas Property | Apr 2026 |
| 29181 | OUIDA WILSON 45 | Roberts County, TX | Oil & Gas Property | Apr 2026 |
| 29182 | OURAY STATE | Reeves County, TX | Oil & Gas Property | Apr 2026 |
| 29183 | OUT OF YOUR ELEMENT | Wilson County, TX | Oil & Gas Property | Apr 2026 |
| 29184 | OUTLAW 55-1-30 UNIT 1H | Loving County, TX | Oil & Gas Property | Apr 2026 |
| 29185 | OUTTERSIDE A. J | Galveston County, TX | Oil & Gas Property | Apr 2026 |
| 29186 | OV UNIT | Dawson County, TX | Oil & Gas Property | Apr 2026 |
| 29187 | OVERALL | Coleman County, TX | Oil & Gas Property | Apr 2026 |
| 29188 | OVERBEY | Wichita County, TX | Oil & Gas Property | Apr 2026 |
| 29189 | OVERBY | Wichita County, TX | Oil & Gas Property | Apr 2026 |
| 29190 | OVERBY C. J | Karnes County, TX | Oil & Gas Property | Apr 2015 |
| 29191 | OVERBY GAS UNIT 2E | Bee County, TX | Oil & Gas Property | Apr 2026 |
| 29192 | OVERCASH | Throckmorton County, TX | Oil & Gas Property | Mar 2026 |
| 29193 | OVERLORD 21-56 | Midland County, TX | Oil & Gas Property | Apr 2026 |
| 29194 | OVERSHOWN GAS UNIT | Houston County, TX | Oil & Gas Property | Apr 2026 |
| 29195 | OVERSTREET | Cooke County, TX | Oil Property | Apr 2026 |
| 29196 | OVERTON | Smith County, TX | Oil & Gas Property | Apr 2026 |
| 29197 | OVERTON | Dawson County, TX | Oil & Gas Property | Apr 2026 |
| 29198 | OVERTON | Glasscock County, TX | Oil & Gas Property | Apr 2026 |
| 29199 | OVERTON BEN | Brown County, TX | Oil & Gas Property | Apr 2026 |
| 29200 | OVERTON G | Rusk County, TX | Oil & Gas Property | Apr 2026 |