| 1201 | MAYO CLINIC | Roberts County, TX | Oil & Gas Property | Mar 2025 |
| 1202 | MAYO SN 48-37 0 | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 1203 | MAYO, JOE | Clay County, TX | Oil & Gas Property | Apr 2025 |
| 1204 | MAYO-GRIFFIN HV UNIT | Harrison County, TX | Gas Property | Apr 2025 |
| 1205 | MAYOR PIKE UNIT | Ector County, TX | Oil & Gas Property | Apr 2025 |
| 1206 | MAYRA | Upton County, TX | Oil & Gas Property | Apr 2025 |
| 1207 | MAYS | Martin County, TX | Oil & Gas Property | Apr 2025 |
| 1208 | MAYS TRUST | Kent County, TX | Oil & Gas Property | Apr 2025 |
| 1209 | MAYSE | Irion County, TX | Oil & Gas Property | Mar 2025 |
| 1210 | MAYSE | Irion County, TX | Oil & Gas Property | Apr 2025 |
| 1211 | MAYSE 26 | Irion County, TX | Oil & Gas Property | Mar 2025 |
| 1212 | MAYWALD 01 01H | Live Oak County, TX | Oil & Gas Property | Apr 2025 |
| 1213 | MAZDA FENDLEY WTR FLD INIT | Archer County, TX | Oil & Gas Property | Oct 2015 |
| 1214 | MB A UNIT | Tarrant County, TX | Gas Property | Apr 2025 |
| 1215 | MB ADAMS | Dimmit County, TX | Oil Property | Apr 2025 |
| 1216 | MB B UNIT | Tarrant County, TX | Gas Property | Apr 2025 |
| 1217 | MBF LAS | La Salle County, TX | Oil & Gas Property | Apr 2025 |
| 1218 | MC CAMEY FORREST 56-T2-16 | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 1219 | MC CAN | Victoria County, TX | Oil & Gas Property | Dec 2020 |
| 1220 | MC CORMICK | Waller County, TX | Oil & Gas Property | Apr 2025 |
| 1221 | MC DONALD | Parker County, TX | Oil & Gas Property | Jun 2020 |
| 1222 | MC DONALD J. T | Stephens County, TX | Oil & Gas Property | Mar 2022 |
| 1223 | MC ELROY | Upton County, TX | Oil & Gas Property | Apr 2025 |
| 1224 | MC ELROY RANCH | Upton County, TX | Oil & Gas Property | Apr 2025 |
| 1225 | MC MURR | Martin County, TX | Oil & Gas Property | Feb 2016 |
| 1226 | MC.T (ALLOCATION) | Brazos County, TX | Oil & Gas Property | Mar 2025 |
| 1227 | MCA STATE UNIT 239-240 | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 1228 | MCADAMS | Wheeler County, TX | Oil & Gas Property | Apr 2025 |
| 1229 | MCADAMS | Martin County, TX | Oil & Gas Property | Apr 2025 |
| 1230 | MCADAMS | Nolan County, TX | Oil & Gas Property | Apr 2025 |
| 1231 | MCADAMS | Martin County, TX | Oil & Gas Property | Jan 2021 |
| 1232 | MCADAMS | Borden County, TX | Oil & Gas Property | Apr 2025 |
| 1233 | MCADAMS 1 | Madison County, TX | Oil & Gas Property | Mar 2025 |
| 1234 | MCADAMS A | Freestone County, TX | Oil & Gas Property | Apr 2025 |
| 1235 | MCADAMS B | Freestone County, TX | Oil & Gas Property | Apr 2025 |
| 1236 | MCADEN, E.W | Grayson County, TX | Oil & Gas Property | May 2018 |
| 1237 | MCAFEE | Ochiltree County, TX | Oil & Gas Property | Apr 2025 |
| 1238 | MCALISTER | Karnes County, TX | Oil & Gas Property | Apr 2025 |
| 1239 | MCALISTER | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 1240 | MCALISTER | Midland County, TX | Oil & Gas Property | Apr 2025 |
| 1241 | MCALISTER GAS UNIT | Rusk County, TX | Oil & Gas Property | Apr 2025 |
| 1242 | MCALISTER IONE BUCKNER | Wise County, TX | Oil & Gas Property | Feb 2024 |
| 1243 | MCALLEN | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 1244 | MCALLEN | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 1245 | MCALLEN FIELDWIDE UNIT | Hidalgo County, TX | Oil & Gas Property | Apr 2025 |
| 1246 | MCALLISTER | Wheeler County, TX | Oil & Gas Property | Apr 2025 |
| 1247 | MCALPINE | Martin County, TX | Oil & Gas Property | Oct 2023 |
| 1248 | MCALPINE-GRISHAM | Martin County, TX | Oil & Gas Property | Apr 2025 |
| 1249 | MCANALLY | Archer County, TX | Oil & Gas Property | Mar 2008 |
| 1250 | MCANGUS 107 | Schleicher County, TX | Oil & Gas Property | Mar 2025 |
| 1251 | MCANIER | Johnson County, TX | Gas Property | Jul 2019 |
| 1252 | MCANULTY | Young County, TX | Oil & Gas Property | Apr 2025 |
| 1253 | MCARTHUR | Kent County, TX | Oil & Gas Property | Apr 2025 |
| 1254 | MCASHAN | Leon County, TX | Oil & Gas Property | Apr 2025 |
| 1255 | MCASHAN G | Leon County, TX | Oil & Gas Property | Apr 2025 |
| 1256 | MCASKILL | Zapata County, TX | Oil & Gas Property | Apr 2025 |
| 1257 | MCAULEY | Dawson County, TX | Oil & Gas Property | Apr 2025 |
| 1258 | MCBAY RAYMOND | Limestone County, TX | Gas Property | Apr 2025 |
| 1259 | MCBEATH KATHLEEN JONES | Haskell County, TX | Oil & Gas Property | Mar 2025 |
| 1260 | MCBEE BOXWOOD UNIT EB | Burleson County, TX | Oil & Gas Property | Mar 2025 |
| 1261 | MCBEE-FISHER | Gregg County, TX | Oil & Gas Property | Apr 2025 |
| 1262 | MCBETH | Runnels County, TX | Oil & Gas Property | Mar 2025 |
| 1263 | MCBETH GLYNDA UNIT | Robertson County, TX | Oil & Gas Property | Apr 2025 |
| 1264 | MCBIRNEY UNIT | Ward County, TX | Oil & Gas Property | Apr 2025 |
| 1265 | MCBRAYER | Carson County, TX | Gas Property | Apr 2025 |
| 1266 | MCBRAYER, J. R | Cass County, TX | Oil & Gas Property | Apr 2025 |
| 1267 | MCBRIDE | Potter County, TX | Oil & Gas Property | Apr 2025 |
| 1268 | MCBRIDE | Brown County, TX | Oil & Gas Property | Apr 2025 |
| 1269 | MCBRIDE A. K | Atascosa County, TX | Oil & Gas Property | Apr 2025 |
| 1270 | MCBRIDE FEE | Hardin County, TX | Oil & Gas Property | Apr 2025 |
| 1271 | MCBRIDE GAS UNIT | Leon County, TX | Oil & Gas Property | Apr 2025 |
| 1272 | MCBRIDE M. S. B | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 1273 | MCBROOM A. E | Terry County, TX | Oil & Gas Property | Apr 2025 |
| 1274 | MCBROOM KERR | Bexar County, TX | Oil & Gas Property | Apr 2025 |
| 1275 | MCBRYDE ESTATE | Sherman County, TX | Gas Property | Apr 2025 |
| 1276 | MCBURNEY | Wichita County, TX | Oil & Gas Property | Nov 2022 |
| 1277 | MCC A UNIT | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 1278 | MCC B UNIT | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 1279 | MCC C UNIT | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 1280 | MCC D UNIT | Howard County, TX | Oil & Gas Property | Apr 2025 |
| 1281 | MCC HZ UNIT | Midland County, TX | Oil & Gas Property | Apr 2025 |
| 1282 | MCCABE | Mitchell County, TX | Oil & Gas Property | May 2025 |
| 1283 | MCCABE | Wheeler County, TX | Oil & Gas Property | Apr 2025 |
| 1284 | MCCABE | Winkler County, TX | Oil & Gas Property | Apr 2025 |
| 1285 | MCCABE | Dewitt County, TX | Oil & Gas Property | Apr 2025 |
| 1286 | MCCAIN | Bexar County, TX | Oil & Gas Property | Mar 2025 |
| 1287 | MCCAIN | Fisher County, TX | Oil & Gas Property | Apr 2025 |
| 1288 | MCCAIN L.W | Atascosa County, TX | Oil & Gas Property | Apr 2025 |
| 1289 | MCCAIN UNIT A DIM | Dimmit County, TX | Oil & Gas Property | Apr 2025 |
| 1290 | MCCALEB | Wilbarger County, TX | Oil Property | Apr 2025 |
| 1291 | MCCALEB | Wise County, TX | Oil & Gas Property | Apr 2025 |
| 1292 | MCCALL | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 1293 | MCCALL | Montague County, TX | Oil & Gas Property | Feb 2025 |
| 1294 | MCCALL | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 1295 | MCCALL DAVENPORT | Fisher County, TX | Oil & Gas Property | Apr 2025 |
| 1296 | MCCALL JACK O. ET AL | Reeves County, TX | Oil & Gas Property | Apr 2025 |
| 1297 | MCCALL STOREY | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 1298 | MCCALLISTER | Young County, TX | Oil & Gas Property | Mar 2025 |
| 1299 | MCCAMEY G. B. -A- /NCT | Crane County, TX | Oil & Gas Property | Apr 2025 |
| 1300 | MCCAMEY UNIT | Upton County, TX | Oil Property | Apr 2025 |