| 28901 | OLIPHANT | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 28902 | OLIVARES A | Starr County, TX | Oil & Gas Property | Jun 2026 |
| 28903 | OLIVAREZ | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 28904 | OLIVAREZ M.L. ETAL GAS UNIT | Hidalgo County, TX | Oil & Gas Property | Jun 2026 |
| 28905 | OLIVE | Brazos County, TX | Oil & Gas Property | May 2026 |
| 28906 | OLIVE BRANCH | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 28907 | OLIVEIRA | McMullen County, TX | Oil & Gas Property | Jun 2026 |
| 28908 | OLIVER | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 28909 | OLIVER | Taylor County, TX | Oil & Gas Property | Jun 2026 |
| 28910 | OLIVER | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 28911 | OLIVER | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 28912 | OLIVER 13-24 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 28913 | OLIVER 39 | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 28914 | OLIVER D-HANSEN B SA | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 28915 | OLIVER J. R | Van Zandt County, TX | Oil & Gas Property | Jun 2026 |
| 28916 | OLIVER SWENSON | Jones County, TX | Oil Property | Apr 2026 |
| 28917 | OLIVER THOMAS UNIT | Nacogdoches County, TX | Gas Property | Jun 2026 |
| 28918 | OLIVER UNIT | Marion County, TX | Oil & Gas Property | Jun 2026 |
| 28919 | OLIVER UNIT | Shelby County, TX | Oil & Gas Property | Jun 2026 |
| 28920 | OLIVER UNIT | Brazoria County, TX | Oil & Gas Property | Apr 2019 |
| 28921 | OLIVIA | Johnson County, TX | Gas Property | Feb 2012 |
| 28922 | OLIVIA UNIT | Hood County, TX | Oil & Gas Property | Jun 2026 |
| 28923 | OLLE UNIT | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 28924 | OLLIE CULWELL | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 28925 | OLLIE LOWRY | La Salle County, TX | Oil & Gas Property | Jun 2026 |
| 28926 | OLLIE SCOTT 336 | Lipscomb County, TX | Oil & Gas Property | Dec 2024 |
| 28927 | OLMITOS | Webb County, TX | Oil & Gas Property | May 2025 |
| 28928 | OLOUGHLIN | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 28929 | OLOUGHLIN | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 28930 | OLOUGHLIN | Hansford County, TX | Oil & Gas Property | Jun 2026 |
| 28931 | OLSEN BROWN 2 | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 28932 | OLSEN ET AL | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 28933 | OLSON | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 28934 | OLSON | Crockett County, TX | Oil & Gas Property | Jun 2026 |
| 28935 | OLSON | Bee County, TX | Oil & Gas Property | Nov 2016 |
| 28936 | OLSON | Jones County, TX | Oil Property | Jan 2021 |
| 28937 | OLSON ESSE-KENNEDY SA | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 28938 | OLSON JO | Matagorda County, TX | Oil & Gas Property | Apr 2026 |
| 28939 | OLSON STATE 57-T2-6 1H | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 28940 | OLSON, R.H | Bastrop County, TX | Oil & Gas Property | May 2026 |
| 28941 | OLSON-BAKER UNIT | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 28942 | OLSON-BK-BURGS A U | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 28943 | OLSON-BKR-GNZLS U | Live Oak County, TX | Oil & Gas Property | Jun 2026 |
| 28944 | OLSON-ESSE UNIT | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 28945 | OLSON-GAP | Andrews County, TX | Oil & Gas Property | Jun 2026 |
| 28946 | OLSSON | Moore County, TX | Gas Property | Jun 2026 |
| 28947 | OLTMANN | Madison County, TX | Oil & Gas Property | May 2026 |
| 28948 | OLUFSEN | Howard County, TX | Oil & Gas Property | Jul 2023 |
| 28949 | OLYMPIA 57-56 | Fisher County, TX | Oil & Gas Property | Jun 2026 |
| 28950 | OLYMPIA FIELDS | San Augustine County, TX | Gas Property | Jun 2026 |
| 28951 | OLYMPIC | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 28952 | OLYMPIC 54-2-7 | Loving County, TX | Oil & Gas Property | Jun 2026 |
| 28953 | OLYMPUS | Lipscomb County, TX | Oil & Gas Property | May 2026 |
| 28954 | OLYPHANT 57-T1-43X42 1H | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 28955 | OMA MCMICHAEL GAS UNIT | Freestone County, TX | Oil & Gas Property | Jun 2026 |
| 28956 | OMAHA | Irion County, TX | Oil & Gas Property | May 2026 |
| 28957 | OMAHA 11 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 28958 | OMAHA 15 | Hemphill County, TX | Oil & Gas Property | May 2026 |
| 28959 | OMAHA 175-176 | Ward County, TX | Oil & Gas Property | Jun 2026 |
| 28960 | OMALLEY 1 | Washington County, TX | Oil & Gas Property | Jun 2026 |
| 28961 | OMAN | Jones County, TX | Oil Property | Jan 2022 |
| 28962 | OMAN KAROLYN | Shackelford County, TX | Oil & Gas Property | Dec 2019 |
| 28963 | OMEGA UNIT | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 28964 | OMNI-FRAZIER | Denton County, TX | Oil & Gas Property | Jun 2026 |
| 28965 | OMOHUNDRO | Wichita County, TX | Oil & Gas Property | Jun 2026 |
| 28966 | ONA 44-3 | Glasscock County, TX | Oil & Gas Property | Jun 2026 |
| 28967 | ONA BLACK 49 | Wheeler County, TX | Oil & Gas Property | Jun 2026 |
| 28968 | ONAH | Robertson County, TX | Oil & Gas Property | Jun 2026 |
| 28969 | ONAT | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 28970 | ONDRASEK MELVIN | Burleson County, TX | Oil & Gas Property | Jul 1993 |
| 28971 | ONDRASEK OL UNIT | Burleson County, TX | Oil & Gas Property | May 2026 |
| 28972 | ONE EYED JOHN 522 | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 28973 | ONEAL | Hutchinson County, TX | Oil & Gas Property | Jan 2025 |
| 28974 | ONEAL | Milam County, TX | Oil & Gas Property | Oct 2007 |
| 28975 | ONEAL | Gray County, TX | Oil & Gas Property | Oct 2020 |
| 28976 | ONEAL | Cooke County, TX | Oil & Gas Property | Apr 2026 |
| 28977 | ONEAL | Carson County, TX | Oil & Gas Property | Jun 2026 |
| 28978 | ONEAL | Midland County, TX | Oil & Gas Property | Jan 2024 |
| 28979 | ONEAL B. J. -NORTH | Upton County, TX | Oil & Gas Property | Jan 2017 |
| 28980 | ONEAL B. J. ETAL | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 28981 | ONEAL B.G. ETAL | Stephens County, TX | Oil & Gas Property | Jun 2026 |
| 28982 | ONEAL GAS UNIT | Bee County, TX | Oil & Gas Property | Jun 2026 |
| 28983 | ONEAL SAN ANDRES UNIT | Upton County, TX | Oil & Gas Property | Jan 2017 |
| 28984 | ONEAL, R | Wise County, TX | Oil & Gas Property | Jun 2026 |
| 28985 | ONEAL, W. L | Smith County, TX | Oil & Gas Property | Jun 2026 |
| 28986 | ONEAL,BILL JOHN NE/4 SEC 5 UN | Upton County, TX | Oil & Gas Property | Jun 2026 |
| 28987 | ONEAL-ANNIE 15 | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 28988 | ONEAL-DAVIS 15 | Midland County, TX | Oil & Gas Property | Jun 2026 |
| 28989 | ONEALL | Clay County, TX | Oil & Gas Property | Jun 2026 |
| 28990 | ONEIL | Bee County, TX | Oil & Gas Property | Jun 2026 |
| 28991 | ONEIL | Collingsworth County, TX | Oil & Gas Property | Jun 2026 |
| 28992 | ONEIL | Pecos County, TX | Oil & Gas Property | Dec 2018 |
| 28993 | ONEIL | Cochran County, TX | Oil & Gas Property | Mar 2014 |
| 28994 | ONEIL 4 | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 28995 | ONEY | Reeves County, TX | Oil & Gas Property | May 2026 |
| 28996 | ONEY HENRY | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 28997 | ONYX | Crockett County, TX | Oil & Gas Property | May 2026 |
| 28998 | ONYX | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 28999 | OPAL | Gonzales County, TX | Oil & Gas Property | Jun 2026 |
| 29000 | OPAL HV | Panola County, TX | Gas Property | Jun 2026 |