| 1 | RACHAL | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 2 | RAMIREZ | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 3 | RAMIREZ C.H. MINERALS LTD | Webb County, TX | Oil & Gas Property | Feb 2026 |
| 4 | RAMIREZ G. & F. GAS UNIT | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 5 | RAMIREZ M | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 6 | RAMIREZ-MALAKOFF | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 7 | RANCHO BLANCO | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 8 | REESE | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 9 | RETAMA RANCH | Webb County, TX | Gas Property | Mar 2026 |
| 10 | RETAMA RANCH | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 11 | RETTIG | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 12 | RETTIG | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 13 | REUTHINGER | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 14 | RICHMOND-GARCIA | Webb County, TX | Oil & Gas Property | Dec 2023 |
| 15 | RICHTER UNIT | Webb County, TX | Oil & Gas Property | Dec 2006 |
| 16 | RIO BRAVO | Webb County, TX | Gas Property | Mar 2026 |
| 17 | RIO BRAVO STATE EF | Webb County, TX | Gas Property | Mar 2026 |
| 18 | ROSA - BFMT EAST | Webb County, TX | Gas Property | Mar 2026 |
| 19 | ROSA BENAVIDES 1450 | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 20 | ROSA BENAVIDES 1450 EF 4H | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 21 | ROSA V. BENAVIDES | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 22 | ROSA V. BENAVIDES | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 23 | ROSA V. BENAVIDES | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 24 | ROSA V. DE BENAVIDES 1450 | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 25 | ROSARIO CATTLE CO | Webb County, TX | Oil & Gas Property | Feb 2026 |
| 26 | ROSCHER W.C | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 27 | ROSCHER-HIRSCH G | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 28 | ROSEBERRY | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 29 | ROTTERSMAN | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 30 | RUBIO | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 31 | RUIZ J. M | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 32 | RUNNING W | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 33 | RUSSELL-WINCH | Webb County, TX | Oil & Gas Property | Mar 2026 |
| 34 | RYAN | Webb County, TX | Oil & Gas Property | Mar 2026 |