| 51201 | H W IRWIN | Armstrong County, PA | Gas Property | Dec 2024 |
| 51202 | H W MCGILL | Carter County, OK | Oil Property | Jun 2025 |
| 51203 | H W STOTT FEDERAL | Eddy County, NM | Oil Property | Sep 1996 |
| 51204 | H W WRIGHT | Catahoula Parish, LA | Oil & Gas Property | Nov 2024 |
| 51205 | H WALLACE POLLOCK | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 51206 | H WENTZ ( | Warren County, PA | Oil & Gas Property | Dec 2024 |
| 51207 | H WESTFALL | Washington County, PA | Oil & Gas Property | Dec 2012 |
| 51208 | H WHITE | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 51209 | H WHITE 1 | Indiana County, PA | Gas Property | Dec 2001 |
| 51210 | H WILSON UNIT I | La Salle County, TX | Oil & Gas Property | Aug 2025 |
| 51211 | H&C-GLIDE | Yolo County, CA | Gas Property | Apr 1979 |
| 51212 | H&F PROPER | Zavala County, TX | Oil & Gas Property | Aug 2025 |
| 51213 | H&H CATTLE CO | Latimer County, OK | Gas Property | Jul 2025 |
| 51214 | H&H DRILLING CO | Crockett County, TX | Oil & Gas Property | Aug 2025 |
| 51215 | H&H RANCH | Sterling County, TX | Oil & Gas Property | Aug 2025 |
| 51216 | H&H UNIT | Karnes County, TX | Oil & Gas Property | Aug 2025 |
| 51217 | H&J SEC | Gaines County, TX | Oil & Gas Property | Aug 2025 |
| 51218 | H&M SPELLMAN | Campbell County, WY | Gas Property | Mar 2015 |
| 51219 | H&P RANCH | Bastrop County, TX | Oil & Gas Property | Aug 2025 |
| 51220 | H&S STATE | Eddy County, NM | Oil & Gas Property | Aug 2025 |
| 51221 | H&T RANCH | Goshen County, WY | Oil & Gas Property | Jul 2025 |
| 51222 | H&T RANCH | Goshen County, WY | Oil & Gas Property | May 2025 |
| 51223 | H-H-CROW-HOLLAND (SA) 4H | Rusk County, TX | Oil & Gas Property | Aug 2025 |
| 51224 | H-Y 20 | Weld County, CO | Oil & Gas Property | Sep 2017 |
| 51225 | H-Y 29 | Weld County, CO | Oil & Gas Property | Sep 2017 |
| 51226 | H. & D. 70 | Kern County, CA | Oil & Gas Property | Sep 2025 |
| 51227 | H. & D. 8-6 | Kern County, CA | Oil & Gas Property | Dec 2016 |
| 51228 | H. & D. 8-8 | Kern County, CA | Oil & Gas Property | Dec 2020 |
| 51229 | H. & D. 80 | Kern County, CA | Oil & Gas Property | Sep 2025 |
| 51230 | H. & D. 90 | Kern County, CA | Oil & Gas Property | Sep 2025 |
| 51231 | H. AND H. NORDMARK | Bottineau County, ND | Oil Property | Dec 1990 |
| 51232 | H. B. 3 FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2020 |
| 51233 | H. B. AUSTIN | Ashland County, OH | Oil Property | Dec 2023 |
| 51234 | H. BERGSTROM | Bottineau County, ND | Oil & Gas Property | Sep 2025 |
| 51235 | H. BLACKSTONE | Brazoria County, TX | Oil & Gas Property | Aug 2025 |
| 51236 | H. BORSTAD | Williams County, ND | Oil & Gas Property | Aug 2025 |
| 51237 | H. BROWN | Panola County, TX | Oil & Gas Property | Aug 2025 |
| 51238 | H. C. WEAR UNIT | Kearny County, KS | Gas Property | Jun 2025 |
| 51239 | H. D. READ ET AL | Wise County, TX | Oil & Gas Property | Aug 2025 |
| 51240 | H. D. THOMAS ET AL GAS UNIT | Freestone County, TX | Oil & Gas Property | Aug 2025 |
| 51241 | H. DARST | Gallia County, OH | Oil & Gas Property | Dec 2024 |
| 51242 | H. DAVIDSON | Williams County, ND | Oil & Gas Property | Aug 2025 |
| 51243 | H. DENTON | Howard County, TX | Oil & Gas Property | Aug 2025 |
| 51244 | H. ELLIOTT | Haskell County, KS | Gas Property | Jun 2025 |
| 51245 | H. F. SCHMIDT 1 | Kiowa County, KS | Oil & Gas Property | Jun 2025 |
| 51246 | H. F. SUTTON | Morton County, KS | Gas Property | Jun 2025 |
| 51247 | H. FALLON | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 51248 | H. FRY | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 51249 | H. G. ADAMS | Meade County, KS | Oil & Gas Property | Jan 2003 |
| 51250 | H. G. BROWN GAS UNIT | Finney County, KS | Gas Property | Jun 2025 |
| 51251 | H. H. BROWNELL UNIT | Stevens County, KS | Gas Property | Jun 2025 |
| 51252 | H. H. DUNLAP | Seward County, KS | Gas Property | Jun 2025 |
| 51253 | H. H. JANTZ | Grant County, KS | Gas Property | Jun 2025 |
| 51254 | H. H. WULFEMEYER | Stevens County, KS | Oil Property | Jun 2025 |
| 51255 | H. HARLAN BETHUNE 01 | Live Oak County, TX | Oil & Gas Property | Aug 2025 |
| 51256 | H. J. GILBERT | Stevens County, KS | Gas Property | Jun 2025 |
| 51257 | H. J. VOLLMER | Perry County, OH | Oil Property | Dec 1986 |
| 51258 | H. KAMMERDIENER | Armstrong County, PA | Gas Property | Dec 2024 |
| 51259 | H. L. & P. UNIT 1 | Leon County, TX | Oil & Gas Property | Mar 2020 |
| 51260 | H. L. CUDNEY | Grant County, KS | Gas Property | Jun 2025 |
| 51261 | H. L. THRELK | Haskell County, KS | Gas Property | Jun 2025 |
| 51262 | H. M. JONES GAS UNIT 1 | Robertson County, TX | Oil & Gas Property | Aug 2025 |
| 51263 | H. M. POTTER | Wise County, TX | Oil & Gas Property | Aug 2025 |
| 51264 | H. MCCOY | Haskell County, KS | Gas Property | Jun 2025 |
| 51265 | H. MCNISH | Geauga County, OH | Oil & Gas Property | Dec 2024 |
| 51266 | H. MOCZYGEMBA | Karnes County, TX | Oil & Gas Property | Aug 2025 |
| 51267 | H. MUELLER 18A | Dewitt County, TX | Oil & Gas Property | Aug 2025 |
| 51268 | H. MURPHY | Allen County, KS | Oil Property | Mar 2021 |
| 51269 | H. O. STOCKWELL GAS UNIT | Finney County, KS | Gas Property | Jun 2025 |
| 51270 | H. P. BARTON GAS UNIT | Henderson County, TX | Oil & Gas Property | Aug 2025 |
| 51271 | H. P. BOYNE | Santa Barbara County, CA | Oil & Gas Property | Sep 2025 |
| 51272 | H. P. UNRUH | McPherson County, KS | Oil Property | Apr 2025 |
| 51273 | H. PIATT | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 51274 | H. PIATT/PRYOR/GREEN | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 51275 | H. PUT | Campbell County, WY | Gas Property | Dec 2010 |
| 51276 | H. ROARK ET AL | Washington County, OH | Oil & Gas Property | Dec 2018 |
| 51277 | H. ROTH | Barton County, KS | Oil & Gas Property | Jun 2025 |
| 51278 | H. T. BURR UNIT | Grant County, KS | Gas Property | Jun 2025 |
| 51279 | H. T. OLIVER | Finney County, KS | Gas Property | Jun 2025 |
| 51280 | H. V. TUCKER | Seward County, KS | Gas Property | Jun 2025 |
| 51281 | H. VOISE | Noble County, OK | Oil & Gas Property | Nov 2017 |
| 51282 | H. W. COBERLY | Gove County, KS | Oil Property | Jun 2025 |
| 51283 | H. W. GIBSON | Greeley County, KS | Gas Property | Jun 2025 |
| 51284 | H. W. HUGHES | Lyon County, KS | Oil Property | Jun 2025 |
| 51285 | H. W. LOEWEN | Grant County, KS | Gas Property | Jun 2025 |
| 51286 | H. WILSON UNIT | Stevens County, KS | Gas Property | Jun 2025 |
| 51287 | H.&T.C.FEE SEC. 19 | Liberty County, TX | Oil & Gas Property | Aug 2025 |
| 51288 | H.A. LAMMONS | Yazoo County, MS | Oil & Gas Property | Nov 2008 |
| 51289 | H.A. STILES | Williamson County, TX | Oil Property | Aug 2025 |
| 51290 | H.A.CHAP | Pittsburg County, OK | Gas Property | Jul 2025 |
| 51291 | H.A.SMITH | Kingfisher County, OK | Oil & Gas Property | Jun 2024 |
| 51292 | H.ANZALDUA-HEDTKE SA | Karnes County, TX | Oil & Gas Property | Aug 2025 |
| 51293 | H.B. KINSEY | Stark County, OH | Oil & Gas Property | Dec 2024 |
| 51294 | H.B. MORRISON | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 51295 | H.B. MORRISON B | Ward County, TX | Oil & Gas Property | Aug 2025 |
| 51296 | H.B.FEE | Orange County, CA | Oil & Gas Property | Sep 2025 |
| 51297 | H.C. GILMER #A-22-1 | Mobile County, AL | Oil & Gas Property | Apr 1993 |
| 51298 | H.C. SCHWARTZ | Monroe County, OH | Oil & Gas Property | Dec 2019 |
| 51299 | H.D. BROWNING GAS UNIT NO. 1 | Panola County, TX | Oil & Gas Property | Aug 2025 |
| 51300 | H.D. TOWNE UNIT | San Joaquin County, CA | Gas Property | Oct 1979 |