| 4301 | KUHNERT | Newton County, TX | Oil & Gas Property | Apr 2025 |
| 4302 | KUHNS | Comanche County, KS | Oil & Gas Property | Mar 2025 |
| 4303 | KUHNS | Armstrong County, PA | Gas Property | May 2025 |
| 4304 | KUHNS | Clarion County, PA | Oil & Gas Property | Dec 2024 |
| 4305 | KUHNS 3 | Westmoreland County, PA | Gas Property | May 2025 |
| 4306 | KUIPERS | Weld County, CO | Oil & Gas Property | Aug 2017 |
| 4307 | KUKLA | Dunn County, ND | Oil & Gas Property | Oct 2014 |
| 4308 | KUKLA | Dunn County, ND | Oil & Gas Property | May 2025 |
| 4309 | KUKLA 1-21H | Dunn County, ND | Oil & Gas Property | May 2025 |
| 4310 | KUKUK | Cowley County, KS | Oil Property | Jan 2025 |
| 4311 | KUKUK 6192 43-21B | Burke County, ND | Oil & Gas Property | May 2025 |
| 4312 | KULA | Beckham County, OK | Oil & Gas Property | May 2025 |
| 4313 | KULAK | Crawford County, PA | Gas Property | Dec 2024 |
| 4314 | KULAWIK | Dewitt County, TX | Oil & Gas Property | Jun 2023 |
| 4315 | KULBECK 3-32-15 | Hill County, MT | Gas Property | May 2025 |
| 4316 | KULCZYK 43X-17 | Mountrail County, ND | Oil & Gas Property | Mar 2025 |
| 4317 | KULHANEK | Archer County, TX | Oil & Gas Property | Jun 2024 |
| 4318 | KULICH | Comanche County, OK | Oil Property | Apr 2025 |
| 4319 | KULISH | Dunn County, ND | Oil & Gas Property | May 2025 |
| 4320 | KULLAND | Mountrail County, ND | Oil & Gas Property | May 2025 |
| 4321 | KULLAND USA 41-4TFH | Mountrail County, ND | Oil & Gas Property | May 2025 |
| 4322 | KULOW | Beaver County, OK | Oil & Gas Property | Apr 2025 |
| 4323 | KULP | Seward County, KS | Oil Property | Feb 2024 |
| 4324 | KULTGEN | Barton County, KS | Oil Property | Mar 2025 |
| 4325 | KULTGEN | Barton County, KS | Oil Property | Mar 2025 |
| 4326 | KULTGEN U | Barton County, KS | Oil Property | Mar 2025 |
| 4327 | KUMBERG | Barber County, KS | Oil & Gas Property | Mar 2025 |
| 4328 | KUMMER | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 4329 | KUMMER | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 4330 | KUMMER | Weld County, CO | Oil & Gas Property | May 2025 |
| 4331 | KUMMER | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 4332 | KUMMER | Barton County, KS | Oil Property | Jan 2025 |
| 4333 | KUMMER 149-98-3-10 | McKenzie County, ND | Oil & Gas Property | May 2025 |
| 4334 | KUMMERFELD | Campbell County, WY | Oil Property | Dec 2015 |
| 4335 | KUMMERFELD | Campbell County, WY | Oil Property | May 2025 |
| 4336 | KUNC | Tillman County, OK | Oil Property | Apr 2025 |
| 4337 | KUNC FARMS | Dewey County, OK | Oil & Gas Property | Apr 2025 |
| 4338 | KUNC ROBERTSON | Cleveland County, OK | Oil Property | Jun 2020 |
| 4339 | KUNDE UNIT A | Live Oak County, TX | Oil & Gas Property | Apr 2025 |
| 4340 | KUNDERER | Garvin County, OK | Oil & Gas Property | Apr 2025 |
| 4341 | KUNDERT | Kern County, CA | Oil & Gas Property | Jul 2012 |
| 4342 | KUNDTZ | Cuyahoga County, OH | Gas Property | Dec 2024 |
| 4343 | KUNEFKE L. H | Chambers County, TX | Oil & Gas Property | Apr 2025 |
| 4344 | KUNER | Weld County, CO | Oil & Gas Property | Dec 2020 |
| 4345 | KUNGLE A N YRK BL 1H | Belmont County, OH | Gas Property | Mar 2025 |
| 4346 | KUNGLE B N YRK BL | Belmont County, OH | Gas Property | Mar 2025 |
| 4347 | KUNGLE C N YRK BL | Belmont County, OH | Gas Property | Mar 2025 |
| 4348 | KUNKA | Lipscomb County, TX | Oil & Gas Property | Apr 2025 |
| 4349 | KUNKEL | Montague County, TX | Oil & Gas Property | Apr 2025 |
| 4350 | KUNKEL | Young County, TX | Oil & Gas Property | Apr 2025 |
| 4351 | KUNKEL | Throckmorton County, TX | Oil & Gas Property | Mar 2025 |
| 4352 | KUNKEL | Throckmorton County, TX | Oil & Gas Property | Apr 2025 |
| 4353 | KUNKEL | Love County, OK | Oil Property | Apr 2025 |
| 4354 | KUNKEL | Woodson County, KS | Oil Property | Aug 2000 |
| 4355 | KUNKEL | Young County, TX | Oil & Gas Property | Apr 2025 |
| 4356 | KUNKEL DANIEL E | Ochiltree County, TX | Oil & Gas Property | Mar 2025 |
| 4357 | KUNKLE | Indiana County, PA | Gas Property | Dec 2024 |
| 4358 | KUNKLER | Perry County, OH | Oil & Gas Property | Dec 2017 |
| 4359 | KUNNEMAN | Kingfisher County, OK | Oil & Gas Property | Sep 2024 |
| 4360 | KUNNEMAN | Canadian County, OK | Oil & Gas Property | Apr 2025 |
| 4361 | KUNSELMAN | Clarion County, PA | Gas Property | Dec 2024 |
| 4362 | KUNSEMILLER | Weld County, CO | Oil & Gas Property | May 2025 |
| 4363 | KUNSEMULLER | Caddo County, OK | Oil & Gas Property | Jan 2024 |
| 4364 | KUNSMAN 2 | Clearfield County, PA | Gas Property | Dec 2024 |
| 4365 | KUNTSCHIK | Gonzales County, TX | Oil & Gas Property | Nov 2024 |
| 4366 | KUNTZ | Noble County, OH | Oil & Gas Property | Dec 2024 |
| 4367 | KUNTZ | Jefferson County, PA | Gas Property | Dec 2024 |
| 4368 | KUNTZ | Stark County, ND | Oil & Gas Property | May 2025 |
| 4369 | KUNTZ | Jefferson County, PA | Gas Property | Dec 2024 |
| 4370 | KUNTZ 1-25H1 | Billings County, ND | Oil & Gas Property | May 2025 |
| 4371 | KUNTZ 25-36H | Stark County, ND | Oil & Gas Property | May 2025 |
| 4372 | KUNZ F | Hockley County, TX | Oil & Gas Property | Apr 2025 |
| 4373 | KUNZMAN | Weld County, CO | Oil & Gas Property | May 2025 |
| 4374 | KUNZMAN FEDERAL | Weld County, CO | Oil & Gas Property | May 2025 |
| 4375 | KUPARUK | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4376 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4377 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4378 | KUPARUK RIV U | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4379 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4380 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4381 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4382 | KUPARUK RIV U | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4383 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4384 | KUPARUK RIV U | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4385 | KUPARUK RIV U | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4386 | KUPARUK RIV U MELT 2P-4 | Harrison Bay Quadrangle, AK | Oil & Gas Property | Sep 2021 |
| 4387 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4388 | KUPARUK RIV UNIT | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4389 | KUPARUK RIV UNIT | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4390 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4391 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4392 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4393 | KUPARUK RIV UNIT | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4394 | KUPARUK RIV UNIT | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4395 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4396 | KUPARUK RIV UNIT | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4397 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4398 | KUPARUK RIV UNIT | Harrison Bay Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4399 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |
| 4400 | KUPARUK RIV UNIT | Beechey Point Quadrangle, AK | Oil & Gas Property | Jun 2025 |