| 201 | MONTIETH | Lea County, NM | Oil & Gas Property | Jul 2010 |
| 202 | MONUMENT | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 203 | MONUMENT | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 204 | MORAB 29 20 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 205 | MORAN 9 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 206 | MORTAL KOMBAT 36 STATE COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 207 | MORTARBOARD FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 208 | MORTON UNIT | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 209 | MOZZARELLA FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 210 | MR WILLS FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 211 | MUD SLIDE SLIM | Lea County, NM | Oil & Gas Property | Feb 2016 |
| 212 | MULE DEER 36 STATE | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 213 | MUNN HARRISON | Lea County, NM | Gas Property | Nov 2025 |
| 214 | MUSKIE 23 11 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 215 | MUSTANG 8 17 FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 216 | MUSTANG 8 29 FEDERAL COM | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 217 | MUSTANG FEDERAL | Lea County, NM | Oil & Gas Property | Feb 2001 |
| 218 | MUSTANG STATE | Lea County, NM | Oil & Gas Property | Jun 2013 |
| 219 | MYERS | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 220 | MYERS B FEDERAL | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 221 | MYERS LANGLIE MATTIX UNIT | Lea County, NM | Oil & Gas Property | Jan 2026 |
| 222 | MYERS LANGLIE MATTIX UNIT 1 | Lea County, NM | Oil & Gas Property | Jan 2026 |