| 201 | MATTIX | Lea County, NM | Oil & Gas Property | May 2025 |
| 202 | MAVEETY STATE GAS COM | Lea County, NM | Gas Property | Mar 2025 |
| 203 | MAVERICK | Lea County, NM | Oil & Gas Property | Sep 2017 |
| 204 | MAVERICK 20 STATE | Lea County, NM | Oil Property | May 2025 |
| 205 | MAX FRIESS MA | Eddy County, NM | Oil & Gas Property | Sep 2023 |
| 206 | MAX GUTMAN | Lea County, NM | Oil & Gas Property | Apr 2025 |
| 207 | MAXEY | San Juan County, NM | Oil & Gas Property | May 2025 |
| 208 | MAXIMUS 5 WXY FEDERAL COM | Eddy County, NM | Oil & Gas Property | May 2025 |
| 209 | MAXUS | Lea County, NM | Oil & Gas Property | Dec 2022 |
| 210 | MAXUS 8026 FEDERAL | Lea County, NM | Oil & Gas Property | May 2025 |
| 211 | MAXWELL | Lea County, NM | Oil & Gas Property | May 2025 |
| 212 | MAXWELL 24 | Lea County, NM | Oil & Gas Property | May 2025 |
| 213 | MAYARO 22 STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 214 | MAYFLY 14 STATE | Lea County, NM | Oil & Gas Property | Mar 2025 |
| 215 | MAYRE | San Juan County, NM | Gas Property | May 2025 |
| 216 | MAZER RACKHAM 2 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 217 | MC 1 COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 218 | MC 2 COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 219 | MC 3 COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 220 | MC 4 COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 221 | MC 5 COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 222 | MC 6 COM | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 223 | MC 8 COM | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 224 | MC FEDERAL | Lea County, NM | Oil & Gas Property | May 2025 |
| 225 | MC STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 226 | MCA UNIT | Lea County, NM | Oil & Gas Property | May 2025 |
| 227 | MCADAMS | San Juan County, NM | Oil & Gas Property | May 2025 |
| 228 | MCADAMS | San Juan County, NM | Oil & Gas Property | May 2025 |
| 229 | MCALESTER | Chaves County, NM | Oil & Gas Property | Feb 2018 |
| 230 | MCALESTER STATE | Chaves County, NM | Oil Property | May 2025 |
| 231 | MCBEE 7 | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 232 | MCBRIDE STATE COM | Chaves County, NM | Oil & Gas Property | Apr 2025 |
| 233 | MCBUFFINGTON | Lea County, NM | Oil & Gas Property | Apr 2024 |
| 234 | MCCALL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 235 | MCCALLISTER | Lea County, NM | Oil & Gas Property | May 2025 |
| 236 | MCCALLISTER | Lea County, NM | Oil & Gas Property | May 2025 |
| 237 | MCCALLISTER STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 238 | MCCARTHY 29 9 30 | San Juan County, NM | Oil & Gas Property | May 2025 |
| 239 | MCCARTY GAS COM B | San Juan County, NM | Oil & Gas Property | May 2025 |
| 240 | MCCASLAND | Lea County, NM | Oil & Gas Property | May 2025 |
| 241 | MCCAW BT | Eddy County, NM | Oil & Gas Property | Apr 2017 |
| 242 | MCCLANAHAN | San Juan County, NM | Oil & Gas Property | May 2025 |
| 243 | MCCLAY FEDERAL | Eddy County, NM | Oil Property | Mar 2023 |
| 244 | MCCLELLAN | Chaves County, NM | Gas Property | Oct 2021 |
| 245 | MCCLELLAN M | Chaves County, NM | Oil & Gas Property | May 2025 |
| 246 | MCCLINTOCK | San Juan County, NM | Oil & Gas Property | May 2025 |
| 247 | MCCLOY RANCH 2 24 32 STATE COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 248 | MCCLURE | Lea County, NM | Oil & Gas Property | Mar 2010 |
| 249 | MCCLURE | San Juan County, NM | Gas Property | May 2025 |
| 250 | MCCOLLUM | McKinley County, NM | Oil & Gas Property | Dec 1999 |
| 251 | MCCONKEY HX | Chaves County, NM | Oil & Gas Property | May 2025 |
| 252 | MCCONNELL | San Juan County, NM | Gas Property | May 2025 |
| 253 | MCCORD | San Juan County, NM | Oil & Gas Property | May 2025 |
| 254 | MCCORD ENTERPRISES 23 | Eddy County, NM | Oil & Gas Property | May 2025 |
| 255 | MCCOY GAS | San Juan County, NM | Oil & Gas Property | May 2025 |
| 256 | MCCOY GAS COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 257 | MCCOY STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 258 | MCCRODEN | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 259 | MCCULLEY LS | San Juan County, NM | Oil & Gas Property | May 2025 |
| 260 | MCDANIEL | San Juan County, NM | Oil & Gas Property | May 2025 |
| 261 | MCDANIEL GAS COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 262 | MCDERMETT | Chaves County, NM | Gas Property | May 2025 |
| 263 | MCDERMOTT FEDERAL | Lea County, NM | Oil & Gas Property | May 2025 |
| 264 | MCDONALD | Lea County, NM | Oil & Gas Property | May 2025 |
| 265 | MCDONALD STATE AC 1 COM | Lea County, NM | Oil & Gas Property | May 2025 |
| 266 | MCDURMITT | San Juan County, NM | Oil & Gas Property | May 2025 |
| 267 | MCELVAIN | Lea County, NM | Oil & Gas Property | May 2025 |
| 268 | MCEWEN GAS COM | San Juan County, NM | Oil & Gas Property | May 2025 |
| 269 | MCFADDEN FEDERAL | Eddy County, NM | Oil Property | May 2025 |
| 270 | MCGRADY GAS COM C | San Juan County, NM | Oil & Gas Property | May 2025 |
| 271 | MCGRAIL STATE | Lea County, NM | Oil & Gas Property | May 2025 |
| 272 | MCGRATH | San Juan County, NM | Oil & Gas Property | May 2025 |
| 273 | MCGRUDER 13 | Eddy County, NM | Oil & Gas Property | Mar 2015 |
| 274 | MCGRUDER HILL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 275 | MCGUFFIN | Lea County, NM | Oil & Gas Property | May 2025 |
| 276 | MCHAM 34 STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 277 | MCILROY | San Juan County, NM | Gas Property | May 2025 |
| 278 | MCINTOSH | Lea County, NM | Oil & Gas Property | Oct 2002 |
| 279 | MCINTYRE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 280 | MCINTYRE | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 281 | MCINTYRE DK FEDERAL | Eddy County, NM | Oil & Gas Property | May 2025 |
| 282 | MCKAY | San Juan County, NM | Gas Property | May 2008 |
| 283 | MCKAY B FEDERAL | Chaves County, NM | Gas Property | Apr 2025 |
| 284 | MCKAY SAMEDAN | Chaves County, NM | Gas Property | May 2025 |
| 285 | MCKAY-HARVEY FEDERAL | Chaves County, NM | Gas Property | May 2025 |
| 286 | MCKAY-WINSTON | Chaves County, NM | Gas Property | May 2025 |
| 287 | MCKENZIE | San Juan County, NM | Oil & Gas Property | May 2025 |
| 288 | MCKENZIE | Rio Arriba County, NM | Oil & Gas Property | May 2025 |
| 289 | MCKITTRICK | Eddy County, NM | Oil & Gas Property | May 2025 |
| 290 | MCKITTRICK | Eddy County, NM | Oil & Gas Property | Aug 2020 |
| 291 | MCKITTRICK FEDERAL COM 001Y | Eddy County, NM | Oil & Gas Property | May 2025 |
| 292 | MCKNIGHT | Chaves County, NM | Gas Property | May 2025 |
| 293 | MCLEOD | San Juan County, NM | Oil & Gas Property | May 2025 |
| 294 | MCMANUS | San Juan County, NM | Gas Property | May 2025 |
| 295 | MCMILLAN 24 STATE | Eddy County, NM | Oil & Gas Property | May 2025 |
| 296 | MCNEIL | Lea County, NM | Oil & Gas Property | Sep 1996 |
| 297 | MCNEILL | Lea County, NM | Oil & Gas Property | May 2025 |
| 298 | MCNUTT STATE | Eddy County, NM | Oil & Gas Property | Aug 2024 |
| 299 | MCQUATTERS | Lea County, NM | Oil & Gas Property | May 2025 |
| 300 | MEAD | Eddy County, NM | Oil & Gas Property | May 2025 |