| 80201 | MASTEN | Cochran County, TX | Oil & Gas Property | Jun 2026 |
| 80202 | MASTER FEDERAL COM | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 80203 | MASTER SPLINTER | Washington County, PA | Gas Property | Jun 2026 |
| 80204 | MASTERBRAY | Fayette County, PA | Oil & Gas Property | Jun 2026 |
| 80205 | MASTERS | Pottawatomie County, OK | Oil Property | Jun 2026 |
| 80206 | MASTERS | Johnson County, TX | Oil & Gas Property | Jun 2026 |
| 80207 | MASTERS | Bexar County, TX | Oil & Gas Property | Jun 2026 |
| 80208 | MASTERS | Pittsburg County, OK | Gas Property | Jun 2026 |
| 80209 | MASTERS | Venango County, PA | Oil Property | Dec 2025 |
| 80210 | MASTERS | Garvin County, OK | Oil Property | Jan 2022 |
| 80211 | MASTERS | Garfield County, OK | Oil & Gas Property | Feb 2012 |
| 80212 | MASTERS HN MON | Harrison County, OH | Oil & Gas Property | Jun 2026 |
| 80213 | MASTERS UNIT | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 80214 | MASTERSON | King County, TX | Oil & Gas Property | May 2026 |
| 80215 | MASTERSON | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 80216 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2001 |
| 80217 | MASTERSON | Morgan County, OH | Oil & Gas Property | Dec 2012 |
| 80218 | MASTERSON | Brazoria County, TX | Oil & Gas Property | Jun 2026 |
| 80219 | MASTERSON | Ottawa County, MI | Oil Property | Aug 2026 |
| 80220 | MASTERSON | Pecos County, TX | Oil & Gas Property | Jun 2026 |
| 80221 | MASTERSON | Perry County, OH | Oil & Gas Property | Dec 2025 |
| 80222 | MASTERSON | Potter County, TX | Oil & Gas Property | May 2026 |
| 80223 | MASTERSON | Potter County, TX | Gas Property | May 2026 |
| 80224 | MASTERSON | Reagan County, TX | Oil & Gas Property | Apr 2026 |
| 80225 | MASTERSON | Brazoria County, TX | Oil Property | Jun 2026 |
| 80226 | MASTERSON | Potter County, TX | Oil & Gas Property | Jun 2026 |
| 80227 | MASTERSON 2 | Logan County, OK | Oil & Gas Property | Jun 2026 |
| 80228 | MASTERSON 37 | Sutton County, TX | Oil & Gas Property | Apr 2026 |
| 80229 | MASTERSON 87 | Potter County, TX | Oil & Gas Property | May 2026 |
| 80230 | MASTERSON IRR | Brazoria County, TX | Oil & Gas Property | Sep 2018 |
| 80231 | MASTERSON RED CAVE UNIT | Moore County, TX | Oil & Gas Property | Jun 2026 |
| 80232 | MASTIFF FEDERAL | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 80233 | MASTODON | Tarrant County, TX | Gas Property | Jun 2026 |
| 80234 | MASTON | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 80235 | MASTON 34-27 | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 80236 | MASTRANGELO | Geauga County, OH | Oil & Gas Property | Dec 2025 |
| 80237 | MATA-THOMAS GU | Webb County, TX | Oil & Gas Property | Jun 2026 |
| 80238 | MATADOR | Richland County, MT | Oil & Gas Property | Jun 2026 |
| 80239 | MATADOR | Motley County, TX | Oil & Gas Property | Jun 2026 |
| 80240 | MATADOR 19 STATE | Lea County, NM | Oil Property | Mar 2026 |
| 80241 | MATADOR 2734-7H | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 80242 | MATADOR 6-33 | Reeves County, TX | Oil & Gas Property | Jun 2026 |
| 80243 | MATADOR 646 | Yoakum County, TX | Oil & Gas Property | Jun 2026 |
| 80244 | MATADOR COWEY ORCA | Dewitt County, TX | Oil & Gas Property | Jul 2025 |
| 80245 | MATADOR DANYSH ORCA | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 80246 | MATADOR FEDERAL 2658 43-7H | Richland County, MT | Oil & Gas Property | Jun 2026 |
| 80247 | MATADOR K. LOVE ORCA | Dewitt County, TX | Oil & Gas Property | Jun 2019 |
| 80248 | MATADOR MR NBL 30 | Noble County, OH | Oil & Gas Property | Jun 2026 |
| 80249 | MATADOR PAWELEK | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 80250 | MATADOR SICKENIUS | Karnes County, TX | Oil & Gas Property | Jun 2026 |
| 80251 | MATADORS (AW) 1H | Harrison County, TX | Oil & Gas Property | Jun 2026 |
| 80252 | MATAWA MINING & DEV | Boone County, WV | Gas Property | Dec 2021 |
| 80253 | MATCEK | Burleson County, TX | Oil & Gas Property | Jun 2026 |
| 80254 | MATCEK-ONDRASEK UNIT | Burleson County, TX | Oil & Gas Property | Jun 2026 |
| 80255 | MATCHETT | Jones County, TX | Oil & Gas Property | Jun 2026 |
| 80256 | MATCHETT FARM 12122 | Washington County, PA | Gas Property | Jun 2026 |
| 80257 | MATCHLESS 28 | Martin County, TX | Oil & Gas Property | Jun 2026 |
| 80258 | MATECHA MARY | Jones County, TX | Oil & Gas Property | Jun 2026 |
| 80259 | MATEER | Armstrong County, PA | Gas Property | Dec 2025 |
| 80260 | MATEER/SBI | Armstrong County, PA | Gas Property | Dec 2025 |
| 80261 | MATEJEK 01 | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 80262 | MATER | Stanton County, KS | Gas Property | May 2026 |
| 80263 | MATER GAS UNIT | Stanton County, KS | Gas Property | May 2026 |
| 80264 | MATERN | Los Angeles County, CA | Oil & Gas Property | Dec 2019 |
| 80265 | MATERN A | Morton County, KS | Gas Property | May 2026 |
| 80266 | MATHENEY ED | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 80267 | MATHENY | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 80268 | MATHENY | Washington County, OH | Oil & Gas Property | Dec 2025 |
| 80269 | MATHENY | McIntosh County, OK | Gas Property | Nov 2018 |
| 80270 | MATHENY, C. NORMAN & WANDA | Harrison County, WV | Gas Property | Dec 2021 |
| 80271 | MATHER | Stafford County, KS | Oil Property | May 2026 |
| 80272 | MATHER | Glacier County, MT | Gas Property | Jun 2026 |
| 80273 | MATHER PEAKS 4074-30-31-1 | Converse County, WY | Oil & Gas Property | Jul 2026 |
| 80274 | MATHER RANCH 167 (ALLOCATION) 3H | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 80275 | MATHERLY | Creek County, OK | Oil & Gas Property | Apr 2026 |
| 80276 | MATHERLY | Creek County, OK | Oil Property | Dec 2024 |
| 80277 | MATHERS | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 80278 | MATHERS | Gray County, TX | Oil & Gas Property | Jun 2026 |
| 80279 | MATHERS | Gray County, TX | Oil & Gas Property | Apr 2011 |
| 80280 | MATHERS | Lynn County, TX | Oil & Gas Property | Jun 2026 |
| 80281 | MATHERS | Gray County, TX | Gas Property | Jun 2026 |
| 80282 | MATHERS | Coke County, TX | Oil & Gas Property | May 2026 |
| 80283 | MATHERS | Guernsey County, OH | Oil & Gas Property | Dec 2025 |
| 80284 | MATHERS | Lea County, NM | Oil & Gas Property | May 2026 |
| 80285 | MATHERS | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 80286 | MATHERS | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 80287 | MATHERS-STATE 172-156 CL EX 1H | Hemphill County, TX | Oil & Gas Property | Jun 2026 |
| 80288 | MATHES | Edwards County, KS | Oil & Gas Property | May 1985 |
| 80289 | MATHES | Grant County, KS | Gas Property | May 2026 |
| 80290 | MATHES | Haskell County, KS | Gas Property | Apr 2026 |
| 80291 | MATHES | Pratt County, KS | Oil & Gas Property | May 2026 |
| 80292 | MATHESON | Campbell County, WY | Oil & Gas Property | Jul 2026 |
| 80293 | MATHESON | Campbell County, WY | Oil & Gas Property | Sep 2016 |
| 80294 | MATHESON #1 | Kingfisher County, OK | Oil & Gas Property | Jun 2026 |
| 80295 | MATHESON 7-9-7 | Grady County, OK | Oil & Gas Property | Jun 2026 |
| 80296 | MATHEWS | Clay County, TX | Oil & Gas Property | Jun 2026 |
| 80297 | MATHEWS | McKean County, PA | Gas Property | Dec 2025 |
| 80298 | MATHEWS | Muskogee County, OK | Oil & Gas Property | May 2026 |
| 80299 | MATHEWS | Haskell County, OK | Gas Property | Jun 2026 |
| 80300 | MATHEWS | Greene County, PA | Oil & Gas Property | Jun 2026 |