| 92201 | O.A. LAMPLEY G | Lavaca County, TX | Oil & Gas Property | May 2026 |
| 92202 | O.B. BESS | Grimes County, TX | Oil & Gas Property | Sep 2001 |
| 92203 | O.B. HOLT | Ector County, TX | Oil & Gas Property | May 2017 |
| 92204 | O.B. RANCH | Wharton County, TX | Oil & Gas Property | Sep 2017 |
| 92205 | O.B.T.C | Crockett County, TX | Oil & Gas Property | May 2026 |
| 92206 | O.F.BARNES U | Grant County, KS | Gas Property | Apr 2026 |
| 92207 | O.G. ROGERS ESTATE | Anderson County, TX | Oil & Gas Property | May 2026 |
| 92208 | O.H.SHOWS | Jones County, MS | Oil Property | Feb 2025 |
| 92209 | O.L.WILSON | Adams County, MS | Oil & Gas Property | Jun 2026 |
| 92210 | O.LINDSAY | Caddo County, OK | Oil & Gas Property | Apr 2026 |
| 92211 | O.P. RATLIFF | Vinton County, OH | Oil & Gas Property | Dec 2025 |
| 92212 | O.T. (ALLOCATION) | Brazos County, TX | Oil & Gas Property | May 2026 |
| 92213 | O.W. ALEXANDER | Panola County, TX | Oil & Gas Property | May 2026 |
| 92214 | O.Z. SMITH | Alfalfa County, OK | Oil & Gas Property | Jan 2000 |
| 92215 | OA AO285 | Terrebonne Parish, LA | Oil & Gas Property | Feb 2019 |
| 92216 | OAK 1 | Kingman County, KS | Gas Property | Apr 2026 |
| 92217 | OAK 148-94 12C-01-1H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 92218 | OAK 1819 | Campbell County, WY | Oil & Gas Property | Jun 2026 |
| 92219 | OAK 55-1-30 UNIT 1H | Loving County, TX | Oil & Gas Property | May 2026 |
| 92220 | OAK 55-1-31-30 | Loving County, TX | Oil & Gas Property | May 2026 |
| 92221 | OAK C | Kingman County, KS | Gas Property | Apr 2026 |
| 92222 | OAK FLAT | Ventura County, CA | Oil & Gas Property | Jun 2026 |
| 92223 | OAK FLAT | Fresno County, CA | Oil Property | Jan 1997 |
| 92224 | OAK GROVE | Jefferson County, AL | Gas Property | Jan 2004 |
| 92225 | OAK GROVE | Ventura County, CA | Oil & Gas Property | Jun 2026 |
| 92226 | OAK GROVE UNIT | Tarrant County, TX | Gas Property | May 2026 |
| 92227 | OAK HILL | Cattaraugus County, NY | Oil & Gas Property | Dec 2023 |
| 92228 | OAK HILL GAS UNIT | Rusk County, TX | Oil & Gas Property | May 2026 |
| 92229 | OAK ISLAND A | Bexar County, TX | Oil & Gas Property | May 2026 |
| 92230 | OAK PARK | Ventura County, CA | Oil & Gas Property | Dec 2025 |
| 92231 | OAK RIDGE N | Susquehanna County, PA | Gas Property | May 2026 |
| 92232 | OAK STATE UNIT | Reeves County, TX | Gas Property | May 2026 |
| 92233 | OAK TREE | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 92234 | OAK TREE FAIRWAY UNIT | Mercer County, PA | Oil & Gas Property | Dec 2025 |
| 92235 | OAK VALLEY | Johnson County, TX | Gas Property | May 2026 |
| 92236 | OAK VALLEY 2 | Dawson County, TX | Oil & Gas Property | May 2026 |
| 92237 | OAKASON NV FEDERAL | Eddy County, NM | Oil & Gas Property | Jun 2022 |
| 92238 | OAKDALE | Dunn County, ND | Oil & Gas Property | May 2026 |
| 92239 | OAKES | Dewey County, OK | Oil & Gas Property | May 2026 |
| 92240 | OAKES | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 92241 | OAKES | Woodson County, KS | Oil Property | May 2012 |
| 92242 | OAKES | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 92243 | OAKES | McKean County, PA | Oil Property | Dec 2007 |
| 92244 | OAKES | Barber County, KS | Oil & Gas Property | Apr 2026 |
| 92245 | OAKES | Woodson County, KS | Oil Property | Feb 2026 |
| 92246 | OAKES | Love County, OK | Oil & Gas Property | Apr 2026 |
| 92247 | OAKES 25 | Texas County, OK | Oil & Gas Property | Apr 2026 |
| 92248 | OAKES C.W. ESTATE | Limestone County, TX | Oil & Gas Property | May 2026 |
| 92249 | OAKES G B | Chautauqua County, KS | Oil Property | Mar 2026 |
| 92250 | OAKES PAT GAS UNIT | Limestone County, TX | Oil & Gas Property | May 2026 |
| 92251 | OAKES T.C. ESTATE GAS UNIT | Freestone County, TX | Oil & Gas Property | May 2026 |
| 92252 | OAKES, OLLIE | Metcalfe County, KY | Oil Property | Nov 2004 |
| 92253 | OAKES-TURNER GAS UNIT NO. 1 | Freestone County, TX | Oil & Gas Property | May 2026 |
| 92254 | OAKHURST F | Montgomery County, KS | Gas Property | Aug 2024 |
| 92255 | OAKLAND | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 92256 | OAKLAND | Lincoln County, OK | Oil & Gas Property | May 2026 |
| 92257 | OAKLAND | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 92258 | OAKLAND | Adams County, MS | Oil Property | Jan 1997 |
| 92259 | OAKLAND | Kern County, CA | Oil & Gas Property | May 2026 |
| 92260 | OAKLAND 151-103-29B-32-1H | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 92261 | OAKLAND CEMET | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 92262 | OAKLAND CORP | Cass County, TX | Oil & Gas Property | Nov 2022 |
| 92263 | OAKLAND CORP WATERFLOOD UNIT | Cass County, TX | Oil & Gas Property | Apr 2026 |
| 92264 | OAKLAND FEDERAL 1 | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 92265 | OAKLEAF, LINN | Labette County, KS | Gas Property | Apr 2026 |
| 92266 | OAKLEY | Hopkins County, KY | Oil Property | Feb 2022 |
| 92267 | OAKLEY | Dewey County, OK | Oil & Gas Property | Apr 2026 |
| 92268 | OAKLEY 27-34-1TH | Campbell County, WY | Oil & Gas Property | Jun 2026 |
| 92269 | OAKLEY FED | Converse County, WY | Oil & Gas Property | May 2026 |
| 92270 | OAKLIEF-SHARROCK | Coshocton County, OH | Oil & Gas Property | Dec 2025 |
| 92271 | OAKMAN | Love County, OK | Oil & Gas Property | May 2026 |
| 92272 | OAKMONT | Dawson County, TX | Oil & Gas Property | May 2026 |
| 92273 | OAKMONT 11 10 STATE COM | Lea County, NM | Oil & Gas Property | May 2026 |
| 92274 | OAKMONT 1505 | Kingfisher County, OK | Oil & Gas Property | Apr 2026 |
| 92275 | OAKMONT COUNT | Allegheny County, PA | Gas Property | Dec 2025 |
| 92276 | OAKMONT EAST | Allegheny County, PA | Gas Property | Dec 2025 |
| 92277 | OAKRIDGE | Ventura County, CA | Oil & Gas Property | Jun 2026 |
| 92278 | OAKRIDGE | Chautauqua County, KS | Oil & Gas Property | Jun 2015 |
| 92279 | OAKS | Johnson County, TX | Oil & Gas Property | May 2026 |
| 92280 | OAKS | Custer County, OK | Oil & Gas Property | Apr 2026 |
| 92281 | OAKS | Caddo County, OK | Oil Property | Oct 2025 |
| 92282 | OAKS | Martin County, TX | Oil & Gas Property | May 2026 |
| 92283 | OAKS STATE | Andrews County, TX | Oil & Gas Property | May 2026 |
| 92284 | OAKSON A FEDERAL | Chaves County, NM | Oil Property | Oct 2001 |
| 92285 | OAKSON B FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |
| 92286 | OAKWOOD | Los Angeles County, CA | Oil & Gas Property | Mar 2001 |
| 92287 | OAKWOOD | Tarrant County, TX | Gas Property | May 2026 |
| 92288 | OAKWOOD CLUB | Cuyahoga County, OH | Oil & Gas Property | Dec 2015 |
| 92289 | OAKWOOD REALTY | Jefferson County, TX | Oil & Gas Property | Mar 2026 |
| 92290 | OARE A | Alfalfa County, OK | Oil & Gas Property | Feb 2014 |
| 92291 | OASIS | Comanche County, KS | Oil & Gas Property | Apr 2026 |
| 92292 | OASIS 9-16-33-40 | Mitchell County, TX | Oil & Gas Property | May 2026 |
| 92293 | OASIS MEIERS 5692 | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 92294 | OASIS UNIT | Karnes County, TX | Oil & Gas Property | May 2026 |
| 92295 | OAT MOUNTAIN | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 92296 | OATES | Limestone County, TX | Oil & Gas Property | May 2026 |
| 92297 | OATES | Hutchinson County, TX | Oil & Gas Property | Apr 2026 |
| 92298 | OATES | Wise County, TX | Oil & Gas Property | May 2026 |
| 92299 | OATES 21-27H | Mountrail County, ND | Oil & Gas Property | May 2026 |
| 92300 | OATES G | Wise County, TX | Oil & Gas Property | May 2026 |