| 5301 | MCLENNAN | Hardeman County, TX | Oil Property | Jun 2020 |
| 5302 | MCLENNAN | Kern County, CA | Oil & Gas Property | Nov 2023 |
| 5303 | MCLEOD | Nolan County, TX | Oil & Gas Property | Jan 2024 |
| 5304 | MCLEOD | Kern County, CA | Oil Property | Mar 1986 |
| 5305 | MCLEOD | San Juan County, NM | Oil & Gas Property | Feb 2024 |
| 5306 | MCLEOD | Weld County, CO | Oil & Gas Property | Apr 2022 |
| 5307 | MCLEOD | Freestone County, TX | Gas Property | Dec 2023 |
| 5308 | MCLEOD GAS UNIT | Cherokee County, TX | Oil & Gas Property | Jan 2024 |
| 5309 | MCLEROY | Johnson County, TX | Gas Property | Jan 2024 |
| 5310 | MCLERRAN | Milam County, TX | Oil & Gas Property | Jan 2024 |
| 5311 | MCLIN | Garfield County, CO | Oil & Gas Property | Feb 2024 |
| 5312 | MCLIN R J | Lee County, KY | Oil Property | Apr 2018 |
| 5313 | MCLINTOCK | Burleson County, TX | Oil & Gas Property | Jan 2024 |
| 5314 | MCLOFFLIN | Harrison County, TX | Oil & Gas Property | Jan 2024 |
| 5315 | MCLOVIN 1605 | Kingfisher County, OK | Oil & Gas Property | Jan 2024 |
| 5316 | MCMAHAN | Wheeler County, TX | Oil & Gas Property | Jan 2024 |
| 5317 | MCMAHAN | Canadian County, OK | Oil & Gas Property | Jan 2024 |
| 5318 | MCMAHAN | Okfuskee County, OK | Oil & Gas Property | Sep 2023 |
| 5319 | MCMAHAN | La Plata County, CO | Gas Property | Feb 2024 |
| 5320 | MCMAHAN | Cotton County, OK | Oil Property | Dec 2023 |
| 5321 | MCMAHAN 0 | McClain County, OK | Oil & Gas Property | Jan 2024 |
| 5322 | MCMAHAN P | Okmulgee County, OK | Oil Property | Jul 2023 |
| 5323 | MCMAHAN S | Warren County, PA | Oil & Gas Property | Dec 2022 |
| 5324 | MCMAHAN UNIT | Washington County, TX | Oil & Gas Property | Jan 2024 |
| 5325 | MCMAHON | Cotton County, OK | Oil Property | Feb 2024 |
| 5326 | MCMAHON | Gladwin County, MI | Oil & Gas Property | Apr 2016 |
| 5327 | MCMAHON | Wilson County, TX | Oil & Gas Property | Jul 2021 |
| 5328 | MCMAHON | Bradford County, PA | Gas Property | Feb 2024 |
| 5329 | MCMAHON | Park County, WY | Oil & Gas Property | Feb 2024 |
| 5330 | MCMAHON | Foard County, TX | Oil Property | Jan 2024 |
| 5331 | MCMAHON | Tarrant County, TX | Gas Property | Jan 2024 |
| 5332 | MCMAHON | Muskegon County, MI | Oil Property | Mar 2024 |
| 5333 | MCMAHON FEDERAL | Shelby County, TX | Oil & Gas Property | Jan 2024 |
| 5334 | MCMAHON JOHN | Guadalupe County, TX | Oil & Gas Property | Aug 2022 |
| 5335 | MCMAHON RICHARD L | Freestone County, TX | Oil & Gas Property | Dec 2023 |
| 5336 | MCMAHON USA 14-34H | Mountrail County, ND | Oil & Gas Property | Feb 2024 |
| 5337 | MCMANNIS | Pratt County, KS | Oil & Gas Property | Dec 2023 |
| 5338 | MCMANUS | Dewitt County, TX | Oil & Gas Property | Jan 2024 |
| 5339 | MCMANUS | Kern County, CA | Oil & Gas Property | Nov 2023 |
| 5340 | MCMANUS | Toole County, MT | Oil & Gas Property | Feb 2024 |
| 5341 | MCMANUS | Gonzales County, TX | Oil & Gas Property | Jan 2024 |
| 5342 | MCMANUS | San Juan County, NM | Gas Property | Feb 2024 |
| 5343 | MCMANUS | Irion County, TX | Oil & Gas Property | Jan 2024 |
| 5344 | MCMANUS | Stephens County, OK | Oil Property | Jun 2022 |
| 5345 | MCMASTER | Nolan County, TX | Oil & Gas Property | Jan 2024 |
| 5346 | MCMASTER | Reagan County, TX | Oil & Gas Property | Jan 2024 |
| 5347 | MCMASTER UNIT | Washington County, PA | Gas Property | Feb 2024 |
| 5348 | MCMASTERS MYRTLE | Reagan County, TX | Oil & Gas Property | Dec 2023 |
| 5349 | MCMEANS | Stonewall County, TX | Oil & Gas Property | Jan 2024 |
| 5350 | MCMEANS W. G. OPERATING AREA | Kent County, TX | Oil & Gas Property | Nov 2021 |
| 5351 | MCMEANS, WALTER G OPE | Kent County, TX | Oil Property | Nov 2021 |
| 5352 | MCMEEN | Stephens County, TX | Oil & Gas Property | Apr 2021 |
| 5353 | MCMENAMY | Johnson County, TX | Gas Property | Jul 2019 |
| 5354 | MCMENAMY | Lubbock County, TX | Oil & Gas Property | Jan 2024 |
| 5355 | MCMENEMY | Anderson County, KS | Oil Property | Dec 2023 |
| 5356 | MCMICHAEL | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 5357 | MCMICHAEL | Beaver County, PA | Gas Property | Feb 2024 |
| 5358 | MCMICHAEL | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 5359 | MCMICHAEL | Stevens County, KS | Gas Property | Dec 2023 |
| 5360 | MCMICHAEL | Hardeman County, TX | Oil & Gas Property | Jan 2024 |
| 5361 | MCMICHAEL | Kearny County, KS | Gas Property | Dec 2023 |
| 5362 | MCMICHAEL | De Soto Parish, LA | Gas Property | Dec 2023 |
| 5363 | MCMICHAEL 8 | Kalamazoo County, MI | Oil & Gas Property | Jan 2024 |
| 5364 | MCMICHAEL OMA GAS UNIT | Freestone County, TX | Oil & Gas Property | Jan 2024 |
| 5365 | MCMILLAN | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 5366 | MCMILLAN | Sutton County, TX | Oil & Gas Property | Jan 2024 |
| 5367 | MCMILLAN | Jack County, TX | Oil & Gas Property | Nov 2023 |
| 5368 | MCMILLAN | Johnson County, AR | Gas Property | Jan 2024 |
| 5369 | MCMILLAN | Finney County, KS | Gas Property | Dec 2023 |
| 5370 | MCMILLAN | Stafford County, KS | Oil Property | Nov 2023 |
| 5371 | MCMILLAN | Campbell County, WY | Oil & Gas Property | Jan 2024 |
| 5372 | MCMILLAN | Escambia County, AL | Oil & Gas Property | Dec 2023 |
| 5373 | MCMILLAN | Mitchell County, TX | Oil & Gas Property | Jan 2024 |
| 5374 | MCMILLAN | Chautauqua County, KS | Oil Property | Dec 2023 |
| 5375 | MCMILLAN | Stafford County, KS | Oil Property | Dec 2023 |
| 5376 | MCMILLAN | Doddridge County, WV | Oil & Gas Property | Dec 2021 |
| 5377 | MCMILLAN | Scurry County, TX | Oil & Gas Property | Jan 2024 |
| 5378 | MCMILLAN | Knox County, OH | Oil & Gas Property | Dec 2023 |
| 5379 | MCMILLAN 24 STATE | Eddy County, NM | Oil & Gas Property | Feb 2024 |
| 5380 | MCMILLAN A | Stafford County, KS | Oil Property | Dec 2023 |
| 5381 | MCMILLEN | Faulkner County, AR | Gas Property | Mar 2024 |
| 5382 | MCMILLEN | Weld County, CO | Oil & Gas Property | Dec 2023 |
| 5383 | MCMILLEN | Kay County, OK | Oil Property | Dec 2023 |
| 5384 | MCMILLEN | Wilson County, KS | Oil & Gas Property | Dec 2023 |
| 5385 | MCMILLEN | Wilson County, KS | Oil & Gas Property | Dec 2023 |
| 5386 | MCMILLEN LEASE 25 | Warren County, PA | Oil & Gas Property | Dec 2017 |
| 5387 | MCMILLIAN | Sutton County, TX | Oil & Gas Property | Jan 2024 |
| 5388 | MCMILLIAN | Fort Bend County, TX | Oil & Gas Property | Jan 2024 |
| 5389 | MCMILLIAN | Washington County, OK | Gas Property | Jun 2015 |
| 5390 | MCMILLIN | Montgomery County, KS | Gas Property | Dec 2023 |
| 5391 | MCMILLIN | Montgomery County, KS | Gas Property | Dec 2023 |
| 5392 | MCMILLIN | Montgomery County, KS | Oil & Gas Property | Jun 2023 |
| 5393 | MCMILLIN | Stonewall County, TX | Oil & Gas Property | Jan 2024 |
| 5394 | MCMILLIN (CANYON SAND) UNIT | Stonewall County, TX | Oil & Gas Property | Jan 2024 |
| 5395 | MCMILLION | Clark County, KS | Oil Property | Nov 2023 |
| 5396 | MCMILLON | Taylor County, TX | Oil & Gas Property | Jan 2024 |
| 5397 | MCMINIMY | Clark County, KS | Oil & Gas Property | Oct 2023 |
| 5398 | MCMINIMY 1 | Clark County, KS | Oil Property | Dec 2023 |
| 5399 | MCMINN | Cowley County, KS | Oil Property | Oct 2023 |
| 5400 | MCMINN 86 | Greene County, PA | Gas Property | Dec 2023 |