| 5201 | OAKSON A FEDERAL | Chaves County, NM | Oil Property | Oct 2001 |
| 5202 | OAKSON B FEDERAL | Chaves County, NM | Oil & Gas Property | Nov 2009 |
| 5203 | OATMEAL 8 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5204 | OBRIEN | Chaves County, NM | Oil & Gas Property | Aug 2009 |
| 5205 | OBRIEN | Chaves County, NM | Oil & Gas Property | Jul 2024 |
| 5206 | OCELOT 34 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5207 | OCHOA 8703 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5208 | OCOTILLO 6 31 STATE COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5209 | OCOTILLO ACI FED | Eddy County, NM | Oil & Gas Property | Mar 2020 |
| 5210 | OCOTILLO HILLS | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5211 | OCOTILLO SUNRISE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5212 | OD FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5213 | OGDEN 20509 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5214 | OGDEN STATE | Eddy County, NM | Oil & Gas Property | Apr 2025 |
| 5215 | OHIO | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5216 | OHIO A GOVT | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5217 | OHIO B | San Juan County, NM | Gas Property | May 2025 |
| 5218 | OHIO C GOVT | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5219 | OHIO D GOVT | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5220 | OHIO E GOVT | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5221 | OHIO F GOVT | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5222 | OHIO STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5223 | OHKAY BHH STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 5224 | OILERS FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5225 | OJO CHISO | Lea County, NM | Oil & Gas Property | May 2025 |
| 5226 | OJO ENCINO 21 FEDERAL | McKinley County, NM | Oil Property | Dec 2024 |
| 5227 | OJO H | San Juan County, NM | Gas Property | May 2025 |
| 5228 | OKLAHOMA 32 FEE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5229 | OKTOBERFEST | San Juan County, NM | Oil & Gas Property | Mar 2025 |
| 5230 | OLD INDIAN DRAW UNIT | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5231 | OLD LOCO UNIT | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5232 | OLD RANCH CANYON 7 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2019 |
| 5233 | OLD RANCH KNOLL 8 FEDERAL | Eddy County, NM | Oil & Gas Property | Feb 2015 |
| 5234 | OLD ROCK COM | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 5235 | OLD ROSEBUD 1524-36 | Chaves County, NM | Oil & Gas Property | May 2025 |
| 5236 | OLD TRADING POST | San Juan County, NM | Oil & Gas Property | Jun 2025 |
| 5237 | OLIVE WON UNIT | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5238 | OLIVER | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5239 | OLIVINE 05 16 37 TL STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5240 | OLLIE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5241 | OLSEN MY | Eddy County, NM | Oil & Gas Property | Apr 2025 |
| 5242 | OLYMPIC | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5243 | OMEGA 2308 03 | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5244 | OMELETTE STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5245 | OMLER | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5246 | ONEILL B | Eddy County, NM | Oil & Gas Property | Apr 2025 |
| 5247 | ONEILL FEDERAL | Eddy County, NM | Gas Property | Jan 2020 |
| 5248 | ONYX 35 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5249 | ONYX PWU 29 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5250 | OPAL 36 STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5251 | OPHELIA 22 | Lea County, NM | Oil & Gas Property | May 2025 |
| 5252 | OPHELIA 27 | Lea County, NM | Oil & Gas Property | May 2025 |
| 5253 | OPL 3 STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5254 | OPL EAGLE 35 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5255 | OPL TWIN BERRY STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5256 | ORA 00 | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 5257 | ORA JACKSON | Lea County, NM | Oil & Gas Property | Jan 1996 |
| 5258 | ORACLE 21 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5259 | ORANGE RAIDER BPV STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5260 | ORBISON BO | Lea County, NM | Oil & Gas Property | May 2025 |
| 5261 | ORCA 11 FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5262 | ORE IDA 14 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5263 | ORQUIDEA 4 H | Sandoval County, NM | Oil & Gas Property | May 2025 |
| 5264 | ORRTANNA 20 FEDERAL | Lea County, NM | Oil & Gas Property | May 2025 |
| 5265 | ORVAL BDQ STATE COM | Eddy County, NM | Oil & Gas Property | Mar 2022 |
| 5266 | ORYX 14 B3DM FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5267 | OSAGE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5268 | OSAGE 18 FE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5269 | OSAGE 34 FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5270 | OSAGE BOYD 15 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5271 | OSAGE FEDERAL | Eddy County, NM | Oil & Gas Property | Mar 2025 |
| 5272 | OSBOURN 1724 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5273 | OSCAR 23 11 F | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5274 | OSHEA | San Juan County, NM | Oil & Gas Property | May 2020 |
| 5275 | OSO CANYON | Rio Arriba County, NM | Oil & Gas Property | Oct 2000 |
| 5276 | OSPREY 10 | Lea County, NM | Oil & Gas Property | May 2025 |
| 5277 | OSPREY 20 STATE COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5278 | OSUDO 9 STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 5279 | OSUDO STATE COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5280 | OSWELL FEDERAL | San Juan County, NM | Oil & Gas Property | May 2025 |
| 5281 | OTERO | Rio Arriba County, NM | Gas Property | May 2025 |
| 5282 | OTIS | Eddy County, NM | Oil & Gas Property | Jul 2019 |
| 5283 | OTIS 1 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5284 | OTIS 35 FE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5285 | OTTAWA AOW FEDERAL | Eddy County, NM | Oil & Gas Property | Dec 2019 |
| 5286 | OTTAWA FEDERAL COM | Chaves County, NM | Oil & Gas Property | May 2025 |
| 5287 | OUIMET STATE COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5288 | OURAY FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5289 | OUTLAND 1 | Lea County, NM | Oil & Gas Property | May 2025 |
| 5290 | OUTLAND 14 23 STATE COM 2BS | Lea County, NM | Oil & Gas Property | May 2025 |
| 5291 | OUTLAND STATE UNIT | Lea County, NM | Oil & Gas Property | May 2025 |
| 5292 | OUTLAND WCA STATE UNIT 11 2 | Lea County, NM | Oil & Gas Property | May 2025 |
| 5293 | OUTLAW 22 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5294 | OUTLAW FLATS | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5295 | OUTLAW STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5296 | OUTRIDER | Lea County, NM | Oil & Gas Property | May 2025 |
| 5297 | OUTRIDER 27 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5298 | OUTRIDER 28 FEDERAL COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 5299 | OVATION FEDERAL COM 1318 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 5300 | OWEN | San Juan County, NM | Oil & Gas Property | May 2025 |