| North Robertson Unit O-11-65930 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 562 | 25.7M | 12.1M | Jan 1993 – Apr 2026 |
| Robertson /Clearfork/ Unit O-11-60580 | Hilcorp Energy Company only | Robertson, N. (Clear Fork 7100) | Gaines | 486 | 21.5M | 11.5M | Jan 1993 – Apr 2026 |
| South Central Robertson Unit O-11-62596 | Crescent Energy Operating, LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 145 | 20.4M | 10M | Jan 1993 – Apr 2026 |
| Central Robertson Clearfork Unit O-11-65590 | Occidental Permian EOR, LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 154 | 19.6M | 7.81M | Jan 1993 – Apr 2026 |
| Roberts Unit O-11-19212 | Hilcorp Energy Company only | Wasson | Yoakum | 622 | 18.3M | 12.3M | Jan 1993 – Apr 2026 |
| Dora Roberts Ranch Unit O-10-34635 | Continental Resources, Inc. only | Dora Roberts (Consolidated) | Midland | 244 | 8.26M | 39.5M | Oct 1995 – Apr 2026 |
| Syco Unit O-11-66735 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 50 | 7.45M | 3.39M | Jan 1993 – Apr 2026 |
| Robertson Unit O-11-62665 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 109 | 7.29M | 2.92M | Jan 1993 – Apr 2026 |
| Roberts, Dora, B. D. & E. O-10-2827 | Sheridan Production Company, LLC only | Howard Glasscock | Howard | 194 | 5.33M | 16.9K | Jan 1993 – Nov 2011 |
| Robertson (San Andres) Unit O-11-66037 | Occidental Permian EOR, LLC only | Robertson, N. (San Andres) | Gaines | 73 | 4.68M | 1.65M | Jan 1993 – Apr 2026 |
| South Robertson (San Andres) U. O-11-67419 | Contango Resources, Inc. only | Robertson, N. (San Andres) | Gaines | 60 | 3.31M | 722K | Aug 1995 – Feb 2020 |
| Dora Roberts Ranch Unit O-10-34646 | OXY USA WTP LP only | Virey (Consolidated) | Midland | 74 | 3.3M | 8.94M | Oct 1995 – Jul 2011 |
| Robertson N. Clearfork Lo. Unit O-11-62414 | Seaboard Operating Co. only | Robertson, N. (Clear Fork 7100) | Gaines | 48 | 2.82M | 1.55M | Jan 1993 – Apr 2026 |
| Dora Roberts Ranch Unit O-10-15862 | Continental Resources, Inc. only | Moose (Queen) | Midland | 24 | 2.6M | 76.7K | Jan 1993 – Apr 2026 |
| Dora Roberts Ranch Unit O-10-31940 | Continental Resources, Inc. only | Virey (Queen) | Midland | 21 | 2.55M | 79.5K | Jan 1993 – Feb 2025 |
| Robert Michael O-10-61648 | SM Energy Company only | Spraberry (Trend Area) | Martin | 9 | 2.41M | 3.24M | Aug 2024 – Apr 2026 |
| Driscoll, Robert O-4-5421 | Hilcorp Energy Company only | Conoco Driscoll | Duval | 75 | 2.19M | 1.78M | Jan 1993 – Apr 2026 |
| Roberts, Dora O-10-2803 | Sheridan Production Company, LLC only | Howard Glasscock | Howard | 67 | 1.82M | 14.8K | Jan 1993 – Nov 2011 |
| Dora Roberts Ranch Unit O-10-15857 | Continental Resources, Inc. only | Virey (Ellenburger) | Midland | 35 | 1.78M | 11.1M | Jan 1993 – Mar 2026 |
| Eubanks (Clearfork) Unit O-11-62780 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 40 | 1.39M | 701K | Jan 1993 – Apr 2026 |
| Roberts, Dora -Bde- O-10-41064 | Basa Resources, Inc. only | Howard Glasscock (Consolidated) | Howard | 146 | 1.34M | 33.8K | Dec 2011 – Apr 2026 |
| Roberts, Dora O-10-41282 | Basa Resources, Inc. only | Howard Glasscock (Consolidated) | Howard | 53 | 1.3M | 19.8K | Dec 2011 – Apr 2026 |
| North Robertson San Andres Unit O-11-70072 | Citation Oil & Gas Corp. only | Robertson, N. (San Andres) | Gaines | 73 | 1.3M | 744K | Dec 2013 – Feb 2020 |
| D Roberts Ranch Dev Unit PF Well G-10-142083 | Continental Resources, Inc. only | Dora Roberts (Devonian) | Midland | 1 | 1.23M | 59.9M | Jan 1993 – Apr 2026 |
| Rudd O-11-68320 | Bce-Mach III LLC only | Robertson, N. (Clear Fork 7100) | Gaines | 23 | 1.17M | 922K | Jun 2001 – Apr 2026 |
| Exxon Fee Eubanks "D" O-11-62478 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 22 | 1.14M | 542K | Jan 1993 – Apr 2026 |
| Roberts, Dora O-10-41261 | Citation Oil & Gas Corp. only | Howard Glasscock (Consolidated) | Howard | 39 | 1.14M | 27.1K | Dec 2011 – Apr 2026 |
| Exxon Fee Eubanks "C" O-11-62540 | Citation Oil & Gas Corp. only | Robertson, N. (Clear Fork 7100) | Gaines | 22 | 1.04M | 516K | Jan 1993 – Apr 2026 |
| Dora Roberts Ranch Unit O-10-15859 | Continental Resources, Inc. only | War-San (Ellenburger) | Midland | 12 | 1.03M | 3.83M | Jan 1993 – Apr 2026 |
| Robert Walker Unit Zav B O-1-17827 | Exco Operating Company, LP only | Briscoe Ranch (Eagleford) | Zavala | 3 | 997K | 353K | Sep 2014 – Apr 2026 |
| Robertson State Unit 2-5 O-10-47332 | Anadarko E&P Onshore LLC only | Phantom (Wolfcamp) | Reeves | 1 | 931K | 2.75M | Dec 2015 – Apr 2026 |
| Paine, Robert G. O-3-10020 | Enhanced Energy Partners Corp only | Raccoon Bend (Cockfield Lower) | Austin | 27 | 820K | 178K | Jan 1993 – Apr 2026 |
| Dora Roberts Ranch Unit O-10-15848 | Continental Resources, Inc. only | Dora Roberts (Ellenburger) | Midland | 28 | 809K | 5.29M | Jan 1993 – Apr 2026 |
| Roberts-Coble "B" O-11-3568 | Hilcorp Energy Company only | Levelland | Hockley | 12 | 798K | 237K | Jan 1993 – Apr 2026 |
| North Robertson San Andres Unit O-11-71163 | Citation Oil & Gas Corp. only | Harris (San Andres) | Gaines | 78 | 797K | 519K | Mar 2020 – Apr 2026 |
| Robert and the Crusaders 23-24 B O-10-59034 | Birch Operations, Inc. only | Spraberry (Trend Area) | Howard | 4 | 691K | 2.74M | Nov 2022 – Apr 2026 |
| Robertson, J. M. O-6-237 | Glori Energy Holdings Inc. only | Coke | Wood | 3 | 662K | 91.2K | Jan 1993 – Aug 2015 |
| Roberts, Dora O-10-2821 | Apache Corporation only | Howard Glasscock | Howard | 59 | 638K | 39K | Jan 1993 – Nov 2011 |
| Parks, Roy -B- TG O-10-1166 | COG Operating LLC only | Dora Roberts (Ellenburger) | Midland | 15 | 624K | 1.56M | Jan 1993 – Apr 2026 |
| Jenkins, Sam C. O-11-67380 | Seaboard Operating Co. only | Robertson, N. (Clear Fork 7100) | Gaines | 14 | 619K | 326K | Apr 1995 – Apr 2026 |
| Roberts, Dora O-10-2774 | Conocophillips Company only | Howard Glasscock | Howard | 55 | 607K | 2.33K | Jan 1993 – Nov 2011 |
| Robert Bowman Unit O-2-10518 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 4 | 605K | 2.04M | May 2013 – Apr 2026 |
| Robert and the Crusaders 23-24 E O-10-59038 | Birch Operations, Inc. only | Spraberry (Trend Area) | Howard | 3 | 596K | 2.11M | Nov 2022 – Apr 2026 |
| Robert Hindes O-1-16077 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | La Salle | 3 | 593K | 586K | Aug 2012 – Apr 2026 |
| Robert and the Crusaders 23-24 D O-10-59035 | Birch Operations, Inc. only | Spraberry (Trend Area) | Howard | 3 | 547K | 3.48M | Nov 2022 – Apr 2026 |
| Dora Roberts Ranch Devonian Unit O-10-29620 | Continental Resources, Inc. only | Dora Roberts (Devonian) | Midland | 14 | 531K | 8.62M | Jan 1993 – Apr 2026 |
| Roberts O-11-63263 | Three Span Oil & Gas, Inc. only | Levelland | Hockley | 10 | 498K | 284K | Jan 1993 – Apr 2026 |
| Burnett Awm RR O-11-68373 | High River Res Operating, LLC only | Roberts Rift (Strawn 5500) | King | 3 | 491K | 152K | Sep 2001 – Apr 2026 |
| State Roberta Regan 57-T2-36 G-10-277458 | BPX Operating Company only | Phantom (Wolfcamp) | Reeves | 1 | 469K | 2.01M | Oct 2014 – Apr 2026 |
| Roberts, Dora O-10-46922 | Apache Corporation only | Howard Glasscock (Consolidated) | Howard | 61 | 464K | 0 | Dec 2011 – Apr 2026 |