| 33001 | ROBIN | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 33002 | ROBIN 8 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 33003 | ROBINETT | Comanche County, TX | Oil & Gas Property | Feb 2026 |
| 33004 | ROBINETTE J. C | Hidalgo County, TX | Oil & Gas Property | Apr 2016 |
| 33005 | ROBINSON | Dickens County, TX | Oil & Gas Property | Jun 2026 |
| 33006 | ROBINSON | Bee County, TX | Oil & Gas Property | Jun 2026 |
| 33007 | ROBINSON | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 33008 | ROBINSON | Fort Bend County, TX | Oil & Gas Property | May 2026 |
| 33009 | ROBINSON | Hardeman County, TX | Oil & Gas Property | Jun 2026 |
| 33010 | ROBINSON | Gray County, TX | Gas Property | May 2026 |
| 33011 | ROBINSON | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 33012 | ROBINSON | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 33013 | ROBINSON | Wood County, TX | Oil & Gas Property | Apr 2026 |
| 33014 | ROBINSON | Johnson County, TX | Gas Property | May 2026 |
| 33015 | ROBINSON | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 33016 | ROBINSON | Wichita County, TX | Oil & Gas Property | Jun 2026 |
| 33017 | ROBINSON | Burleson County, TX | Oil & Gas Property | Jun 2026 |
| 33018 | ROBINSON | Schleicher County, TX | Oil & Gas Property | Jun 2026 |
| 33019 | ROBINSON | Goliad County, TX | Oil & Gas Property | Jun 2026 |
| 33020 | ROBINSON | Fisher County, TX | Oil Property | Jul 2020 |
| 33021 | ROBINSON | Caldwell County, TX | Oil & Gas Property | Jun 2026 |
| 33022 | ROBINSON | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 33023 | ROBINSON | Brazos County, TX | Oil & Gas Property | May 2026 |
| 33024 | ROBINSON | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 33025 | ROBINSON | Garza County, TX | Oil & Gas Property | Jan 2026 |
| 33026 | ROBINSON | Hardin County, TX | Oil & Gas Property | May 2026 |
| 33027 | ROBINSON | Palo Pinto County, TX | Oil & Gas Property | Jun 2026 |
| 33028 | ROBINSON 7-6 1WA | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 33029 | ROBINSON BARNEY | Tarrant County, TX | Gas Property | Jun 2026 |
| 33030 | ROBINSON BRANCH | Johnson County, TX | Gas Property | Dec 2018 |
| 33031 | ROBINSON C. C | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 33032 | ROBINSON J. M | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 33033 | ROBINSON M. E | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 33034 | ROBINSON, FERN V | Limestone County, TX | Oil & Gas Property | Jun 2026 |
| 33035 | ROBINSON, J | Liberty County, TX | Oil & Gas Property | Jun 2026 |
| 33036 | ROBINSON, J. A | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 33037 | ROBINSON, JOHN W | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 33038 | ROBINSON, T. P | Schleicher County, TX | Oil & Gas Property | Jun 2026 |
| 33039 | ROBINSON-DOBSON-WETZ | Scurry County, TX | Oil & Gas Property | Feb 2022 |
| 33040 | ROBINSON-MONIZ UNIT | Johnson County, TX | Gas Property | Jun 2026 |
| 33041 | ROBINSON-TERRY | Leon County, TX | Oil & Gas Property | Jun 2026 |
| 33042 | ROBINSON/FERRELL | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 33043 | ROBISON | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 33044 | ROBISON J. H | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 33045 | ROBISON P. T | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 33046 | ROBLES S. C | Wilson County, TX | Oil & Gas Property | Jun 2026 |
| 33047 | ROBSON RANCH | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 33048 | ROBTANN | Nolan County, TX | Oil & Gas Property | Jun 2026 |
| 33049 | ROBUCK | Caldwell County, TX | Oil & Gas Property | May 2026 |
| 33050 | ROBYN | Milam County, TX | Oil & Gas Property | Jun 2026 |
| 33051 | ROBYN LEE | Dawson County, TX | Oil & Gas Property | Jun 2026 |
| 33052 | ROC BLACK H04RP | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 33053 | ROC WHITE H02RP | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 33054 | ROCA 34-159 UNIT | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 33055 | ROCA UNIT 7 | Ward County, TX | Oil & Gas Property | May 2026 |
| 33056 | ROCAZOLLER STATE 54-1-12 LOV | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 33057 | ROCHAMP | Leon County, TX | Oil & Gas Property | Jun 2026 |
| 33058 | ROCHE | Refugio County, TX | Oil & Gas Property | Jun 2026 |
| 33059 | ROCHELLE | Lavaca County, TX | Oil & Gas Property | Aug 2025 |
| 33060 | ROCHESTER | Caldwell County, TX | Oil & Gas Property | Jun 2026 |
| 33061 | ROCHIN UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 33062 | ROCK | Taylor County, TX | Oil & Gas Property | Jun 2026 |
| 33063 | ROCK CREEK | Tarrant County, TX | Gas Property | Jun 2026 |
| 33064 | ROCK CREEK | Palo Pinto County, TX | Oil & Gas Property | Jun 2026 |
| 33065 | ROCK CREEK RANCH | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 33066 | ROCK CROSSING UNIT | Wilbarger County, TX | Oil & Gas Property | Jun 2026 |
| 33067 | ROCK GARDEN | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 33068 | ROCK HOLLOW | Irion County, TX | Oil & Gas Property | Jun 2026 |
| 33069 | ROCK HOUSE | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 33070 | ROCK RANCH | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 33071 | ROCK RANCH MCDOUGAL AH5 5 | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 33072 | ROCK SAND | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 33073 | ROCK SPRINGS 09 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 33074 | ROCK SPRINGS 29 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 33075 | ROCK UNIT | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 33076 | ROCKDALE STATE 35-28 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 33077 | ROCKDALE STATE 3835-28 | Winkler County, TX | Oil & Gas Property | Jun 2026 |
| 33078 | ROCKER | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 33079 | ROCKER | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 33080 | ROCKER | Irion County, TX | Oil & Gas Property | Jun 2026 |
| 33081 | ROCKER B | Reagan County, TX | Oil & Gas Property | May 2022 |
| 33082 | ROCKER B | Irion County, TX | Oil & Gas Property | Jun 2026 |
| 33083 | ROCKERFELLOW UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 33084 | ROCKET | Grimes County, TX | Oil & Gas Property | Jun 2026 |
| 33085 | ROCKET 35 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 33086 | ROCKET UNIT | Brazos County, TX | Oil & Gas Property | May 2026 |
| 33087 | ROCKET WRANGLER 11 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 33088 | ROCKFISH NORTH | Reeves County, TX | Oil & Gas Property | May 2026 |
| 33089 | ROCKHOPPER | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 33090 | ROCKHOUND | Howard County, TX | Oil & Gas Property | May 2026 |
| 33091 | ROCKIES GAS UNIT | Angelina County, TX | Gas Property | Jun 2026 |
| 33092 | ROCKIN M | Atascosa County, TX | Oil & Gas Property | Jun 2026 |
| 33093 | ROCKIN RODEO 05-17 175 | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 33094 | ROCKING HORSE | Tarrant County, TX | Gas Property | Jun 2026 |
| 33095 | ROCKING HORSE WEST WING MIPA | Tarrant County, TX | Gas Property | Jun 2026 |
| 33096 | ROCKING M | Wharton County, TX | Oil & Gas Property | Jun 2026 |
| 33097 | ROCKING R RANCH | Palo Pinto County, TX | Oil & Gas Property | Feb 2024 |
| 33098 | ROCKS 446 | Lipscomb County, TX | Oil & Gas Property | May 2026 |
| 33099 | ROCKWELL | Potter County, TX | Gas Property | May 2026 |
| 33100 | ROCKY 485 | Ochiltree County, TX | Oil & Gas Property | Jun 2026 |