| 54201 | HARTMAN | Montague County, TX | Oil & Gas Property | May 2025 |
| 54202 | HARTMAN | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 54203 | HARTMAN | Renville County, ND | Oil Property | Jun 2025 |
| 54204 | HARTMAN | Cooke County, TX | Oil Property | May 2025 |
| 54205 | HARTMAN | Mecosta County, MI | Oil Property | Jun 2025 |
| 54206 | HARTMAN | Muskegon County, MI | Oil Property | May 2025 |
| 54207 | HARTMAN | Stephens County, OK | Oil Property | Jan 2021 |
| 54208 | HARTMAN | Seneca County, NY | Gas Property | Dec 2024 |
| 54209 | HARTMAN | San Juan County, NM | Oil & Gas Property | May 2025 |
| 54210 | HARTMAN | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 54211 | HARTMAN | Ventura County, CA | Oil & Gas Property | Jun 2025 |
| 54212 | HARTMAN | Kingfisher County, OK | Oil & Gas Property | Jan 2023 |
| 54213 | HARTMAN | Ellis County, OK | Oil & Gas Property | Apr 2025 |
| 54214 | HARTMAN | Love County, OK | Oil Property | Aug 2024 |
| 54215 | HARTMAN | Roger Mills County, OK | Oil & Gas Property | Apr 2025 |
| 54216 | HARTMAN | San Juan County, NM | Oil & Gas Property | May 2025 |
| 54217 | HARTMAN 1 | Alfalfa County, OK | Oil & Gas Property | Mar 2025 |
| 54218 | HARTMAN A | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 54219 | HARTMAN A | Guadalupe County, TX | Oil Property | May 2025 |
| 54220 | HARTMAN A-CANTU A SA | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 54221 | HARTMAN PAUL | Holmes County, OH | Oil & Gas Property | Dec 2024 |
| 54222 | HARTMAN UNIT | Karnes County, TX | Oil & Gas Property | May 2025 |
| 54223 | HARTMAN UNIT A | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 54224 | HARTMAN-BLACK USW | Dewitt County, TX | Oil & Gas Property | May 2025 |
| 54225 | HARTMAN-RIPPSTEIN MIKKELSON SA1 | Karnes County, TX | Oil & Gas Property | May 2025 |
| 54226 | HARTMAN-WINTER | Russell County, KS | Oil Property | Apr 2025 |
| 54227 | HARTMAN/STEPHENS | Indiana County, PA | Oil & Gas Property | Dec 2024 |
| 54228 | HARTMANN | Gonzales County, TX | Oil & Gas Property | May 2025 |
| 54229 | HARTMANN | Wilson County, TX | Oil & Gas Property | Apr 2025 |
| 54230 | HARTMANN | Ventura County, CA | Oil & Gas Property | Jun 2025 |
| 54231 | HARTMANN ALVIN | Guadalupe County, TX | Oil & Gas Property | Apr 2025 |
| 54232 | HARTMANN-BARNARD UNIT | Ventura County, CA | Oil & Gas Property | Jun 2025 |
| 54233 | HARTNELL | Santa Barbara County, CA | Oil & Gas Property | Jun 2025 |
| 54234 | HARTNETT | Palo Pinto County, TX | Oil & Gas Property | May 2025 |
| 54235 | HARTNETT | Wilson County, KS | Gas Property | Apr 2025 |
| 54236 | HARTNETT | Finney County, KS | Oil Property | Apr 2025 |
| 54237 | HARTNETT 05 097 0 | Bradford County, PA | Gas Property | May 2025 |
| 54238 | HARTNETT UNIT | Johnson County, TX | Gas Property | May 2025 |
| 54239 | HARTOIN-WALKER | Wichita County, TX | Oil & Gas Property | Feb 2013 |
| 54240 | HARTON STATE | Lea County, NM | Oil & Gas Property | Apr 2023 |
| 54241 | HARTS | Crawford County, KS | Oil Property | Apr 2025 |
| 54242 | HARTSELL | Pratt County, KS | Oil Property | Aug 2009 |
| 54243 | HARTSELL-CASTLEBERRY | Wise County, TX | Oil & Gas Property | May 2025 |
| 54244 | HARTSFIELD | Pittsburg County, OK | Gas Property | Apr 2025 |
| 54245 | HARTSFIELD 7-8 | White County, AR | Gas Property | Jun 2024 |
| 54246 | HARTSHORN | Kingman County, KS | Oil & Gas Property | Apr 2025 |
| 54247 | HARTSHORN | Caddo County, OK | Oil Property | May 2025 |
| 54248 | HARTSHORN | Monroe County, OH | Oil & Gas Property | Dec 2024 |
| 54249 | HARTSHORNE | Pittsburg County, OK | Gas Property | Apr 2025 |
| 54250 | HARTSOCH | Williams County, ND | Oil & Gas Property | Jun 2025 |
| 54251 | HARTSOCK | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 54252 | HARTSON USA 24-31H | Mountrail County, ND | Oil & Gas Property | Jun 2025 |
| 54253 | HARTSUCK | Noble County, OK | Oil & Gas Property | Apr 2025 |
| 54254 | HARTT | Lavaca County, TX | Oil & Gas Property | May 2025 |
| 54255 | HARTT GAS UNIT | Nacogdoches County, TX | Oil & Gas Property | May 2025 |
| 54256 | HARTUNG | Atascosa County, TX | Oil & Gas Property | May 2025 |
| 54257 | HARTUNG HEIRS/ | Atascosa County, TX | Oil & Gas Property | May 2025 |
| 54258 | HARTVIG 14-8TFH | Dunn County, ND | Oil & Gas Property | Jun 2025 |
| 54259 | HARTWELL | Hughes County, OK | Gas Property | Jan 2025 |
| 54260 | HARTWICH | Ward County, TX | Oil & Gas Property | Dec 2023 |
| 54261 | HARTWIG | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 54262 | HARTY | Young County, TX | Oil & Gas Property | May 2025 |
| 54263 | HARTZ | Bradford County, PA | Gas Property | May 2025 |
| 54264 | HARTZ | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 54265 | HARTZ 18-12-2 1H | Columbiana County, OH | Oil & Gas Property | Mar 2025 |
| 54266 | HARTZELL | Mahoning County, OH | Oil & Gas Property | Dec 2024 |
| 54267 | HARTZELL | Chautauqua County, KS | Oil Property | Apr 2025 |
| 54268 | HARTZLER | Tuscarawas County, OH | Oil & Gas Property | Dec 2017 |
| 54269 | HARTZLER | Wayne County, OH | Oil & Gas Property | Dec 2024 |
| 54270 | HARTZOG | Campbell County, WY | Gas Property | Mar 2024 |
| 54271 | HARTZOG | Campbell County, WY | Gas Property | Mar 2024 |
| 54272 | HARTZOG | Campbell County, WY | Gas Property | Mar 2024 |
| 54273 | HARTZOG DRAW | Campbell County, WY | Gas Property | Aug 2018 |
| 54274 | HARTZOG DRAW | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 54275 | HARTZOG DRAW UNIT | Campbell County, WY | Oil & Gas Property | Jun 2025 |
| 54276 | HARTZOG FEDERAL | Campbell County, WY | Gas Property | Mar 2024 |
| 54277 | HARTZOG FEDERAL | Campbell County, WY | Gas Property | Mar 2024 |
| 54278 | HARTZOG STATE | Campbell County, WY | Gas Property | Jan 2019 |
| 54279 | HARVARD | Martin County, TX | Oil & Gas Property | Feb 2024 |
| 54280 | HARVARD | Eddy County, NM | Oil & Gas Property | May 2025 |
| 54281 | HARVARD 0 | Weld County, CO | Oil & Gas Property | May 2025 |
| 54282 | HARVARD MCCLINTIC 31-30 | Midland County, TX | Oil & Gas Property | May 2025 |
| 54283 | HARVEST ABR STATE | Chaves County, NM | Gas Property | May 2025 |
| 54284 | HARVEST HOLDINGS 01 036 0 | Bradford County, PA | Gas Property | May 2025 |
| 54285 | HARVESTER | Shelby County, TX | Gas Property | May 2025 |
| 54286 | HARVESTER | Weld County, CO | Oil & Gas Property | Apr 2016 |
| 54287 | HARVESTER 11-25-12 | Alfalfa County, OK | Oil & Gas Property | Apr 2025 |
| 54288 | HARVESTERS | Weld County, CO | Oil & Gas Property | May 2025 |
| 54289 | HARVEY | Washita County, OK | Oil & Gas Property | Apr 2025 |
| 54290 | HARVEY | Kay County, OK | Oil & Gas Property | Dec 2022 |
| 54291 | HARVEY | Weld County, CO | Oil & Gas Property | May 2025 |
| 54292 | HARVEY | Ventura County, CA | Oil & Gas Property | Jun 2025 |
| 54293 | HARVEY | Graham County, KS | Oil Property | Oct 2020 |
| 54294 | HARVEY | Rio Arriba County, NM | Gas Property | May 2025 |
| 54295 | HARVEY | Jones County, TX | Oil & Gas Property | Jun 2018 |
| 54296 | HARVEY | Fisher County, TX | Oil & Gas Property | May 2025 |
| 54297 | HARVEY | Seward County, KS | Oil & Gas Property | Apr 2025 |
| 54298 | HARVEY | Major County, OK | Oil & Gas Property | Jul 2022 |
| 54299 | HARVEY | Hughes County, OK | Oil & Gas Property | Apr 2025 |
| 54300 | HARVEY | Allen County, KS | Oil Property | Sep 1988 |