| 93201 | OLYMPIA CORTE DYAS | Baldwin County, AL | Gas Property | Mar 1987 |
| 93202 | OLYMPIA FIELDS | San Augustine County, TX | Gas Property | May 2026 |
| 93203 | OLYMPIA MIN | De Soto Parish, LA | Gas Property | Dec 2024 |
| 93204 | OLYMPIA MIN | Sabine Parish, LA | Gas Property | Dec 2024 |
| 93205 | OLYMPIA MIN | Sabine Parish, LA | Gas Property | Dec 2024 |
| 93206 | OLYMPIA MINERALS | Sabine Parish, LA | Gas Property | Dec 2024 |
| 93207 | OLYMPIA MINERALS | Beauregard Parish, LA | Oil Property | Dec 2024 |
| 93208 | OLYMPIA MINERALS | Sabine Parish, LA | Oil Property | Dec 2024 |
| 93209 | OLYMPIA MINERALS | Sabine Parish, LA | Oil & Gas Property | Dec 2024 |
| 93210 | OLYMPIA MINERALS | Beauregard Parish, LA | Oil & Gas Property | Jan 2025 |
| 93211 | OLYMPIAN | Duchesne County, UT | Oil & Gas Property | May 2026 |
| 93212 | OLYMPIC | San Juan County, NM | Oil & Gas Property | May 2026 |
| 93213 | OLYMPIC | Carbon County, WY | Oil & Gas Property | Apr 2026 |
| 93214 | OLYMPIC | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 93215 | OLYMPIC 54-2-7 | Loving County, TX | Oil & Gas Property | May 2026 |
| 93216 | OLYMPIC COMMUNITY | Los Angeles County, CA | Oil & Gas Property | Dec 2025 |
| 93217 | OLYMPIC LAKE ESTATES 07 083 0 | Susquehanna County, PA | Gas Property | May 2026 |
| 93218 | OLYMPUS | Lipscomb County, TX | Oil & Gas Property | May 2026 |
| 93219 | OLYMPUS 1 | Ness County, KS | Oil Property | Apr 2026 |
| 93220 | OLYMPUS 1107 1 | Canadian County, OK | Oil & Gas Property | Apr 2026 |
| 93221 | OLYPHANT 57-T1-43X42 1H | Reeves County, TX | Oil & Gas Property | May 2026 |
| 93222 | OM ERICKSON 5501 11-18 4B | Williams County, ND | Oil & Gas Property | May 2026 |
| 93223 | OMA MCMICHAEL GAS UNIT | Freestone County, TX | Oil & Gas Property | May 2026 |
| 93224 | OMAHA | Kern County, CA | Oil & Gas Property | May 2026 |
| 93225 | OMAHA | Irion County, TX | Oil & Gas Property | Apr 2026 |
| 93226 | OMAHA | Carter County, OK | Oil & Gas Property | May 2026 |
| 93227 | OMAHA 11 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 93228 | OMAHA 15 | Hemphill County, TX | Oil & Gas Property | May 2026 |
| 93229 | OMAHA 175-176 | Ward County, TX | Oil & Gas Property | May 2026 |
| 93230 | OMAHA 36 31 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2026 |
| 93231 | OMAHA HOTEL | Ness County, KS | Oil Property | Jan 2011 |
| 93232 | OMAHA WOMAN 24-13-12H | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 93233 | OMAHA-WYOMING | Uinta County, WY | Oil & Gas Property | Dec 2025 |
| 93234 | OMAITS SMF JF | Jefferson County, OH | Gas Property | Mar 2026 |
| 93235 | OMALLEY 1 | Washington County, TX | Oil & Gas Property | May 2026 |
| 93236 | OMAN | Carbon County, UT | Gas Property | Mar 2016 |
| 93237 | OMAN | Jones County, TX | Oil Property | Jan 2022 |
| 93238 | OMAN KAROLYN | Shackelford County, TX | Oil & Gas Property | Dec 2019 |
| 93239 | OMAR | Kern County, CA | Oil & Gas Property | May 2026 |
| 93240 | OMAR | Williams County, ND | Oil & Gas Property | May 2026 |
| 93241 | OMAR | Williams County, ND | Oil & Gas Property | May 2026 |
| 93242 | OMB 1 | Kern County, CA | Oil & Gas Property | Mar 2018 |
| 93243 | OMB 2 | Kern County, CA | Oil & Gas Property | Jun 2014 |
| 93244 | OMB 3 | Kern County, CA | Oil & Gas Property | Jan 2007 |
| 93245 | OMB 4 | Kern County, CA | Oil & Gas Property | Sep 2015 |
| 93246 | OMEGA | Ventura County, CA | Oil Property | Sep 1998 |
| 93247 | OMEGA 2308 03 | San Juan County, NM | Oil & Gas Property | May 2026 |
| 93248 | OMEGA UNIT | Gonzales County, TX | Oil & Gas Property | May 2026 |
| 93249 | OMELET 151-94-16B-21H | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 93250 | OMELETTE STATE | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 93251 | OMELVENY PARK | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 93252 | OMER | Garvin County, OK | Oil & Gas Property | Apr 2026 |
| 93253 | OMER BECHTOL | Coshocton County, OH | Oil & Gas Property | Dec 2023 |
| 93254 | OMLER | San Juan County, NM | Oil & Gas Property | May 2026 |
| 93255 | OMLID | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 93256 | OMLID | McKenzie County, ND | Oil & Gas Property | May 2026 |
| 93257 | OMMEN | Dewey County, OK | Oil & Gas Property | May 2026 |
| 93258 | OMMEN 16/9 | Custer County, OK | Oil & Gas Property | Apr 2026 |
| 93259 | OMNI-FRAZIER | Denton County, TX | Oil & Gas Property | May 2026 |
| 93260 | OMOHUNDRO | Wichita County, TX | Oil & Gas Property | Apr 2026 |
| 93261 | OMR (02-188 | Tioga County, PA | Gas Property | May 2026 |
| 93262 | OMURA 148-93-05D-06H | Dunn County, ND | Oil & Gas Property | May 2026 |
| 93263 | ONA 44-3 | Glasscock County, TX | Oil & Gas Property | May 2026 |
| 93264 | ONA BLACK 49 | Wheeler County, TX | Oil & Gas Property | May 2026 |
| 93265 | ONAH | Robertson County, TX | Oil & Gas Property | May 2026 |
| 93266 | ONAN | Henderson County, KY | Oil Property | Oct 2015 |
| 93267 | ONAN | Union County, KY | Oil Property | Nov 2023 |
| 93268 | ONAT | Jack County, TX | Oil & Gas Property | May 2026 |
| 93269 | ONC 00 | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 93270 | OND 0 | Los Angeles County, CA | Oil & Gas Property | Jun 2026 |
| 93271 | OND 1-2 | Rush County, KS | Oil Property | Apr 2026 |
| 93272 | ONDRASEK | Rooks County, KS | Oil Property | Apr 2026 |
| 93273 | ONDRASEK MELVIN | Burleson County, TX | Oil & Gas Property | Jul 1993 |
| 93274 | ONDRASEK OL UNIT | Burleson County, TX | Oil & Gas Property | May 2026 |
| 93275 | ONE EYED JOHN 522 | Yoakum County, TX | Oil & Gas Property | May 2026 |
| 93276 | ONE FEATHER USA | McLean County, ND | Oil & Gas Property | May 2026 |
| 93277 | ONEAL | Hutchinson County, TX | Oil & Gas Property | Jan 2025 |
| 93278 | ONEAL | Milam County, TX | Oil & Gas Property | Oct 2007 |
| 93279 | ONEAL | Gray County, TX | Oil & Gas Property | Oct 2020 |
| 93280 | ONEAL | Cooke County, TX | Oil & Gas Property | Apr 2026 |
| 93281 | ONEAL | Franklin County, AR | Gas Property | Jun 2024 |
| 93282 | ONEAL | Carson County, TX | Oil & Gas Property | May 2026 |
| 93283 | ONEAL | Pittsburg County, OK | Gas Property | Apr 2026 |
| 93284 | ONEAL | Grady County, OK | Oil & Gas Property | Apr 2026 |
| 93285 | ONEAL | Midland County, TX | Oil & Gas Property | Jan 2024 |
| 93286 | ONEAL | Rapides Parish, LA | Oil & Gas Property | Dec 2024 |
| 93287 | ONEAL 09-16 | Conway County, AR | Gas Property | Jul 2024 |
| 93288 | ONEAL A | Wilson County, KS | Gas Property | Apr 2020 |
| 93289 | ONEAL B. J. -NORTH | Upton County, TX | Oil & Gas Property | Jan 2017 |
| 93290 | ONEAL B. J. ETAL | Upton County, TX | Oil & Gas Property | May 2026 |
| 93291 | ONEAL B.G. ETAL | Stephens County, TX | Oil & Gas Property | May 2026 |
| 93292 | ONEAL GAS UNIT | Bee County, TX | Oil & Gas Property | May 2026 |
| 93293 | ONEAL SAN ANDRES UNIT | Upton County, TX | Oil & Gas Property | Jan 2017 |
| 93294 | ONEAL, R | Wise County, TX | Oil & Gas Property | May 2026 |
| 93295 | ONEAL, W. L | Smith County, TX | Oil & Gas Property | May 2026 |
| 93296 | ONEAL,BILL JOHN NE/4 SEC 5 UN | Upton County, TX | Oil & Gas Property | May 2026 |
| 93297 | ONEAL-ANNIE 15 | Midland County, TX | Oil & Gas Property | May 2026 |
| 93298 | ONEAL-DAVIS 15 | Midland County, TX | Oil & Gas Property | May 2026 |
| 93299 | ONEALL | Clay County, TX | Oil & Gas Property | May 2026 |
| 93300 | ONEIDA BAPTIST INSTITUTE | Clay County, KY | Oil & Gas Property | Dec 2024 |