| 201 | MAXIMUS 5 WXY FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 202 | MAXUS | Lea County, NM | Oil & Gas Property | Dec 2022 |
| 203 | MAXUS 8026 FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 204 | MAXWELL | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 205 | MAY A | Lea County, NM | Gas Property | Aug 2002 |
| 206 | MAYARO 22 STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 207 | MAYFLY 14 STATE | Lea County, NM | Oil & Gas Property | Aug 2024 |
| 208 | MAYRE | San Juan County, NM | Gas Property | Jan 2025 |
| 209 | MAZER RACKHAM 2 | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 210 | MC 1 COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 211 | MC 2 COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 212 | MC 3 COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 213 | MC 4 COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 214 | MC 5 COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 215 | MC 6 COM | Rio Arriba County, NM | Oil & Gas Property | Jan 2025 |
| 216 | MC 8 COM | Rio Arriba County, NM | Oil & Gas Property | Jan 2025 |
| 217 | MC FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 218 | MC STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 219 | MCA UNIT | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 220 | MCADAMS | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 221 | MCADAMS | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 222 | MCALESTER | Chaves County, NM | Oil & Gas Property | Feb 2018 |
| 223 | MCALESTER STATE | Chaves County, NM | Oil Property | Jan 2025 |
| 224 | MCBEE 7 | Rio Arriba County, NM | Oil & Gas Property | Jan 2025 |
| 225 | MCBRIDE STATE COM | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 226 | MCBUFFINGTON | Lea County, NM | Oil & Gas Property | Oct 2024 |
| 227 | MCCALL | Eddy County, NM | Oil & Gas Property | Dec 2024 |
| 228 | MCCALLISTER | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 229 | MCCALLISTER | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 230 | MCCALLISTER STATE | Lea County, NM | Oil & Gas Property | Dec 2024 |
| 231 | MCCARTY GAS COM B | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 232 | MCCASLAND | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 233 | MCCAW BT | Eddy County, NM | Oil & Gas Property | Apr 2017 |
| 234 | MCCLANAHAN | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 235 | MCCLAY FEDERAL | Eddy County, NM | Oil Property | Mar 2023 |
| 236 | MCCLELLAN | Chaves County, NM | Gas Property | Oct 2021 |
| 237 | MCCLELLAN M | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 238 | MCCLINTOCK | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 239 | MCCLOY RANCH 2 24 32 STATE COM | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 240 | MCCLURE | Lea County, NM | Oil & Gas Property | Mar 2010 |
| 241 | MCCLURE | San Juan County, NM | Gas Property | Jan 2025 |
| 242 | MCCOLLUM | McKinley County, NM | Oil & Gas Property | Dec 1999 |
| 243 | MCCONKEY HX | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 244 | MCCONNELL | San Juan County, NM | Gas Property | Jan 2025 |
| 245 | MCCORD | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 246 | MCCORD ENTERPRISES 23 | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 247 | MCCOY GAS | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 248 | MCCOY GAS COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 249 | MCCOY STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 250 | MCCRODEN | Rio Arriba County, NM | Oil & Gas Property | Jan 2025 |
| 251 | MCCULLEY LS | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 252 | MCDANIEL | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 253 | MCDANIEL GAS COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 254 | MCDERMETT | Chaves County, NM | Gas Property | Jan 2025 |
| 255 | MCDERMOTT FEDERAL | Lea County, NM | Oil & Gas Property | Dec 2024 |
| 256 | MCDONALD | Lea County, NM | Oil & Gas Property | Dec 2024 |
| 257 | MCDONALD STATE AC 1 COM | Lea County, NM | Oil & Gas Property | Dec 2024 |
| 258 | MCDURMITT | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 259 | MCELVAIN | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 260 | MCEWEN GAS COM | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 261 | MCFADDEN FEDERAL | Eddy County, NM | Oil Property | Jan 2025 |
| 262 | MCGRADY GAS COM C | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 263 | MCGRAIL STATE | Lea County, NM | Oil & Gas Property | Dec 2024 |
| 264 | MCGRATH | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 265 | MCGRUDER 13 | Eddy County, NM | Oil & Gas Property | Mar 2015 |
| 266 | MCGRUDER HILL | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 267 | MCGUFFIN | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 268 | MCHAM 34 STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 269 | MCILROY | San Juan County, NM | Gas Property | Jan 2025 |
| 270 | MCINTOSH | Lea County, NM | Oil & Gas Property | Oct 2002 |
| 271 | MCINTYRE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 272 | MCINTYRE | Rio Arriba County, NM | Oil & Gas Property | Jan 2025 |
| 273 | MCINTYRE DK FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 274 | MCKAY | San Juan County, NM | Gas Property | May 2008 |
| 275 | MCKAY B FEDERAL | Chaves County, NM | Gas Property | Jan 2025 |
| 276 | MCKAY SAMEDAN | Chaves County, NM | Gas Property | Jan 2025 |
| 277 | MCKAY-HARVEY FEDERAL | Chaves County, NM | Gas Property | Jan 2025 |
| 278 | MCKAY-WINSTON | Chaves County, NM | Gas Property | Jan 2025 |
| 279 | MCKENZIE | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 280 | MCKENZIE | Rio Arriba County, NM | Oil & Gas Property | Jan 2025 |
| 281 | MCKITTRICK | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 282 | MCKITTRICK | Eddy County, NM | Oil & Gas Property | Jan 2021 |
| 283 | MCKITTRICK FEDERAL COM 001Y | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 284 | MCKNIGHT | Chaves County, NM | Gas Property | Jan 2025 |
| 285 | MCLEOD | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 286 | MCMANUS | San Juan County, NM | Gas Property | Jan 2025 |
| 287 | MCMILLAN 24 STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 288 | MCNEIL | Lea County, NM | Oil & Gas Property | Sep 1996 |
| 289 | MCNEILL | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 290 | MCNUTT STATE | Eddy County, NM | Oil & Gas Property | Aug 2024 |
| 291 | MCQUATTERS | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 292 | MEAD | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 293 | MEAD B | San Juan County, NM | Gas Property | Jan 2025 |
| 294 | MEADOW LAKE FEDERAL | Chaves County, NM | Oil & Gas Property | Jan 2025 |
| 295 | MEADOWS I08 3014 | San Juan County, NM | Oil & Gas Property | Jan 2025 |
| 296 | MEAN GREEN 2 | Lea County, NM | Oil & Gas Property | Jan 2025 |
| 297 | MEC COM | Chaves County, NM | Gas Property | Jan 2025 |
| 298 | MEDANO STATE | Eddy County, NM | Oil & Gas Property | Mar 2012 |
| 299 | MEDANO VA STATE | Eddy County, NM | Oil & Gas Property | Jan 2025 |
| 300 | MEDICINE HAT STATE | Chaves County, NM | Oil & Gas Property | Jan 2025 |