| 1301 | MANRY STATE | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 1302 | MANSEL | Stafford County, KS | Oil Property | Mar 2026 |
| 1303 | MANSELL | Cotton County, OK | Oil Property | Sep 2025 |
| 1304 | MANSELL | Grady County, OK | Oil & Gas Property | Jun 2019 |
| 1305 | MANSFIELD | Oldham County, TX | Oil & Gas Property | Jun 2026 |
| 1306 | MANSFIELD | Monroe County, OH | Oil & Gas Property | Dec 2025 |
| 1307 | MANSFIELD | Sweetwater County, WY | Oil & Gas Property | Jun 2026 |
| 1308 | MANSFIELD | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 1309 | MANSFIELD | Chautauqua County, NY | Gas Property | Dec 2025 |
| 1310 | MANSFIELD | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 1311 | MANSFIELD | Tarrant County, TX | Gas Property | Jun 2026 |
| 1312 | MANSFIELD | Armstrong County, PA | Gas Property | Dec 2025 |
| 1313 | MANSFIELD | Jack County, TX | Oil & Gas Property | Jun 2026 |
| 1314 | MANSFIELD | San Juan County, NM | Oil & Gas Property | Jun 2026 |
| 1315 | MANSFIELD | Sebastian County, AR | Gas Property | Feb 2016 |
| 1316 | MANSFIELD 2 | Yuma County, CO | Gas Property | May 2019 |
| 1317 | MANSFIELD HARDWOOD L | De Soto Parish, LA | Gas Property | Dec 2024 |
| 1318 | MANSFIELD HARDWOOD L | De Soto Parish, LA | Oil & Gas Property | Dec 2024 |
| 1319 | MANSFIELD PARTNERS | Tarrant County, TX | Gas Property | Jun 2026 |
| 1320 | MANSFIELD SPORTS COMPLEX UNIT | Tarrant County, TX | Gas Property | Jun 2026 |
| 1321 | MANSINGER 1 | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 1322 | MANSKE | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1323 | MANSKER A | Bee County, TX | Oil & Gas Property | Mar 2026 |
| 1324 | MANSON | Allen County, KS | Oil Property | May 2026 |
| 1325 | MANSON | Montague County, TX | Oil & Gas Property | Jun 2026 |
| 1326 | MANSON | Custer County, OK | Oil & Gas Property | Jul 2026 |
| 1327 | MANSON, MARY LOU | Smith County, TX | Oil Property | Jun 2026 |
| 1328 | MANSON, SAND | Upshur County, WV | Gas Property | Dec 2021 |
| 1329 | MANSPERGER | Muskingum County, OH | Oil & Gas Property | Dec 2025 |
| 1330 | MANSUR | Jones County, TX | Oil Property | Jun 2026 |
| 1331 | MANSUR (OWP) 33 | Mesa County, CO | Oil & Gas Property | Dec 2018 |
| 1332 | MANSZ | Rice County, KS | Oil Property | Nov 2023 |
| 1333 | MANTA | Brazos County, TX | Oil & Gas Property | May 2026 |
| 1334 | MANTEL | Rice County, KS | Oil Property | Apr 2026 |
| 1335 | MANTEL | Noble County, OH | Oil & Gas Property | Dec 2025 |
| 1336 | MANTEL J23 | Weld County, CO | Oil & Gas Property | Nov 2014 |
| 1337 | MANTEY | Edwards County, KS | Oil Property | May 2026 |
| 1338 | MANTICORE STATE 55-3-3 UNIT | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 1339 | MANTON | Stephens County, OK | Oil Property | Mar 2026 |
| 1340 | MANTOOTH | Montgomery County, KS | Oil Property | Oct 1992 |
| 1341 | MANTOOTH | Chautauqua County, KS | Oil Property | May 1986 |
| 1342 | MANTOOTH | Garvin County, OK | Oil & Gas Property | Jun 2026 |
| 1343 | MANTOOTH | Franklin County, AR | Gas Property | Jun 2024 |
| 1344 | MANTOOTH | Franklin County, AR | Gas Property | Jun 2024 |
| 1345 | MANTZ | McKean County, PA | Gas Property | Dec 2025 |
| 1346 | MANTZ | Medina County, OH | Oil & Gas Property | Dec 2018 |
| 1347 | MANTZKE | Stevens County, KS | Gas Property | Mar 2026 |
| 1348 | MANUEL | Throckmorton County, TX | Oil & Gas Property | Jun 2026 |
| 1349 | MANUEL | Nowata County, OK | Gas Property | Oct 2020 |
| 1350 | MANUEL | Pontotoc County, OK | Oil Property | Apr 2026 |
| 1351 | MANUEL 1 | Hill County, MT | Gas Property | Mar 2011 |
| 1352 | MANUEL LABOR | Johnson County, TX | Gas Property | Jun 2026 |
| 1353 | MANUEL UNIT | Butler County, PA | Gas Property | Jun 2026 |
| 1354 | MANUFACTURERS GAS | Elk County, PA | Gas Property | Dec 2025 |
| 1355 | MANULIFE INS CO 3 | McKean County, PA | Gas Property | Dec 2025 |
| 1356 | MANUSH 1-12H | Roosevelt County, MT | Oil & Gas Property | Jun 2026 |
| 1357 | MANVILLE | Union County, AR | Oil & Gas Property | Apr 2022 |
| 1358 | MANVILLE | Grant Parish, LA | Oil & Gas Property | Jan 2025 |
| 1359 | MANVILLE | Noble County, OK | Oil & Gas Property | Dec 2021 |
| 1360 | MANVILLE | Union Parish, LA | Gas Property | Nov 2024 |
| 1361 | MANVILLE | Union Parish, LA | Gas Property | Jul 2024 |
| 1362 | MANVILLE 7 | Union Parish, LA | Gas Property | Nov 2024 |
| 1363 | MANVILLE FOREST PROD | Bossier Parish, LA | Oil & Gas Property | Dec 2024 |
| 1364 | MANVILLE JOHNS | Johnson County, TX | Gas Property | Jul 2019 |
| 1365 | MANWARREN | Greenwood County, KS | Oil & Gas Property | Mar 2026 |
| 1366 | MANX 148-93-31D-30H TF | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 1367 | MANY CANYONS | Rio Arriba County, NM | Oil & Gas Property | Dec 2025 |
| 1368 | MANY CANYONS 30 04 | Rio Arriba County, NM | Gas Property | Apr 2026 |
| 1369 | MANY ROCKS GALLUP PROJECT | San Juan County, NM | Oil & Gas Property | May 1998 |
| 1370 | MANZANITA STATE | Lea County, NM | Oil & Gas Property | Jul 2025 |
| 1371 | MANZELMAN | Major County, OK | Oil & Gas Property | Aug 2013 |
| 1372 | MANZIEL G | Wood County, TX | Oil & Gas Property | Jun 2026 |
| 1373 | MAP LLC 11 | Garfield County, CO | Oil & Gas Property | May 2026 |
| 1374 | MAPACHE | Mitchell County, TX | Oil & Gas Property | Jun 2026 |
| 1375 | MAPACHE GRANDE | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 1376 | MAPACHE GRANDE 14 | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 1377 | MAPACHE GRANDE 2 | Scurry County, TX | Oil & Gas Property | Jun 2026 |
| 1378 | MAPELLI | Weld County, CO | Oil & Gas Property | Feb 2019 |
| 1379 | MAPES | Campbell County, WY | Oil Property | Jul 2026 |
| 1380 | MAPES-BEATTIE | Medina County, OH | Oil & Gas Property | Dec 2014 |
| 1381 | MAPHIES | Neosho County, KS | Oil Property | Jan 2002 |
| 1382 | MAPLE | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 1383 | MAPLE | Estill County, KY | Oil Property | Dec 2022 |
| 1384 | MAPLE | Kingman County, KS | Oil & Gas Property | May 2026 |
| 1385 | MAPLE | Campbell County, WY | Oil & Gas Property | Jul 2026 |
| 1386 | MAPLE | Beaver County, OK | Oil & Gas Property | Jul 2026 |
| 1387 | MAPLE 3 | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 1388 | MAPLE 31-7-2 | Jefferson County, OH | Gas Property | Jun 2026 |
| 1389 | MAPLE DRIVE 28-20-26 1H | Ellis County, OK | Oil & Gas Property | Jun 2026 |
| 1390 | MAPLE FOREST | Crawford County, MI | Gas Property | Jun 2026 |
| 1391 | MAPLE OIL | Allegany County, NY | Oil & Gas Property | Dec 2019 |
| 1392 | MAPLE RIDGE FEDERAL | Chaves County, NM | Oil & Gas Property | Jul 2026 |
| 1393 | MAPLE STATE | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 1394 | MAPLE STATE 56-2-12 UNIT 1H | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 1395 | MAPLE TREE | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 1396 | MAPLE TREE SOUTH UNIT | Tarrant County, TX | Oil & Gas Property | Jun 2026 |
| 1397 | MAPLE, EUGENE R | Ritchie County, WV | Oil & Gas Property | Dec 2021 |
| 1398 | MAPLE, JOHN 1 | Wetzel County, WV | Oil & Gas Property | Sep 2021 |
| 1399 | MAPLES | Johnson County, TX | Oil & Gas Property | May 2026 |
| 1400 | MAPLES | Houston County, TX | Oil & Gas Property | Jan 2021 |