| Ica/Chevron 22 O-10-46040 | Robertson Resources, Inc. only | Spraberry (Trend Area) | Glasscock | 1 | 16.6K | 40.3K | Jul 2014 – Jul 2026 |
| Roberts G-2-149128 | Shoreham Oil & Gas Company, Inc. only | Strauch-Wilcox (Vela) | Bee | 1 | 16.6K | 479K | Mar 1994 – Sep 2006 |
| Clay, H. R. -B- O-10-48175 | Wash, Robert C. Inc. only | Howard Glasscock (Consolidated) | Howard | 8 | 16.6K | 121 | Dec 2011 – Jun 2026 |
| Binney II O-8-26453 | Caraway, Robert R. only | Stephens County Regular | Stephens | 11 | 16.5K | 160K | by Jan 1993 – Aug 2026 |
| Roberts Unit G-6-147457 | Sheridan Production Co III, LLC only | Carthage (Cotton Valley) | Panola | 1 | 16.5K | 1.43M | Nov 1993 – Jun 2025 |
| Robinson, C. T. O-13-3236 | Brammer Petroleum, Inc. only | Whitesboro (Oil Creek Sand) | Grayson | 5 | 16.4K | 139 | by Jan 1993 – Oct 2014 |
| Hancock, E. A. O-8-4037 | Caraway, Robert R. only | Hancock (Strawn) | Stephens | 3 | 16.3K | 28.5K | by Jan 1993 – Aug 2026 |
| SRH 16 O-9-18189 | Apache Corporation only | Roble Grande (Strawn\woodford) | Reagan | 1 | 16.3K | 81.3K | Mar 2013 – Jun 2025 |
| Schlumpf "A" O-13-26980 | Lindemann, Robert Operating only | Trans-Continental (Vogts. 4500) | Archer | 1 | 16.2K | 3.29K | by Jan 1993 – Dec 2004 |
| Roberts, C.H. Gas Unit G-6-170112 | Merit Energy Company only | Glenwood (Cotton Valley) | Upshur | 1 | 16.1K | 1.12M | May 1998 – Aug 2026 |
| J.L. Flowers St G-14-254701 | Winright Resources Operating,llc only | Roberts Co. (St. Louis) | Roberts | 1 | 16.1K | 1.27M | Jan 2010 – Nov 2020 |
| Ewing G-14-254357 | Range Production Company, LLC only | Roberts Co. (St. Louis) | Roberts | 1 | 16.1K | 297K | Jun 2009 – Jan 2015 |
| Roberts Unit G-6-139290 | Diversified Production LLC only | Carthage (Travis Peak-Collins) | Panola | 1 | 16.1K | 1.37M | by Jan 1993 – Aug 2026 |
| Robinson G-3-203442 | Magnum Producing, LP only | Sealy (Wilcox Cons.) | Austin | 1 | 16K | 1.25M | Jul 2004 – Aug 2014 |
| Robbins, R. B., -B- O-10-18948 | Mssk Consulting LLC only | Roberdeau (Clear Fork, Upper) | Crane | 2 | 16K | 139K | by Jan 1993 – Jan 2024 |
| Robbins, R. B. O-10-17622 | Mssk Consulting LLC only | Roberdeau (Clear Fork, Upper) | Crane | 2 | 15.9K | 139K | by Jan 1993 – Jan 2024 |
| Scaling, G. W., Etal O-13-1808 | Lindemann, Robert Operating only | Lacy Armour (Strawn, Upper) | Clay | 3 | 15.9K | 1.95K | by Jan 1993 – Aug 2026 |
| Robertson "E" O-11-69808 | Lynx Operating Co., Inc. only | Robertson, N. (San Andres) | Gaines | 1 | 15.8K | 4.23K | Nov 2011 – Aug 2016 |
| Roberts, Alton O-8-12773 | Heart Land Petroleum Corporation only | Taylor County Regular | Taylor | 6 | 15.8K | 42.6K | by Jan 1993 – Aug 1997 |
| T. P. Robertson O-8-31165 | Parker Energy Company only | Crystal Falls, East (Miss) | Stephens | 1 | 15.8K | 97.1K | Feb 2013 – Aug 2026 |
| Lewis, C. L. Oil Unit O-5-2898 | Roberts & Hammack Inc. only | Red Oak (Sub-Clarksville) | Leon | 1 | 15.6K | 13.9K | by Jan 1993 – Aug 2026 |
| Robertson B O-11-69412 | Crescent Energy Operating, LLC only | Newsom (Yates) | Gaines | 2 | 15.6K | 184K | Jan 2009 – Dec 2015 |
| Roberts, J. M. O-1-1100 | Texas Petroleum Investment Co. only | Luling-Branyon | Guadalupe | 5 | 15.5K | 16K | by Jan 1993 – Mar 2002 |
| Roberts, Jesse I. O-1-1958 | Castillo Oil Company LLC only | Kaye (Navarro) | Wilson | 6 | 15.5K | 39 | by Jan 1993 – Jun 2017 |
| Roberts, S. C. O-13-11146 | Older Than Dirt LLC only | Goree (Tannehill, Middle) | Knox | 1 | 15.5K | 48 | by Jan 1993 – Nov 2024 |
| Robinson O-3-18102 | Crimson Exploration Inc. only | Madisonville, NE (Georgetown) | Madison | 1 | 15.4K | 85.2K | by Jan 1993 – Jan 2005 |
| Robinson, Van Unit O-11-60452 | Barnett Energy, Inc. only | Bay (San Andres) | Yoakum | 1 | 15.4K | 38 | by Jan 1993 – Dec 2012 |
| Youngblood, Robert G-6-235052 | Eqv Operating LLC only | Henderson, E. (Cotton Valley) | Rusk | 1 | 15.4K | 397K | Mar 2009 – Feb 2019 |
| Caldwell "State" O-5-3013 | Roberts & Hammack Inc. only | Red Oak (Sub-Clarksville) | Leon | 2 | 15.4K | 37.4K | by Jan 1993 – Aug 2026 |
| Morrow -A- O-10-17399 | Olsen Energy Inc. only | Roberdeau (Clear Fork, Upper) | Crane | 2 | 15.3K | 89.4K | by Jan 1993 – Jun 2016 |
| Steger, Robbie Lee G. U. #1 G-3-75075 | Middleton Oil Company only | Rock Island, W. (Wilcox 9700) | Colorado | 1 | 15.3K | 1.1M | by Jan 1993 – Mar 1999 |
| Roberts -D- O-14-8278 | Courson Oil & Gas, Inc. only | Pan Petro (Cleveland) | Ochiltree | 7 | 15.3K | 102K | May 2011 – Nov 2025 |
| Robison O-11-5697 | Schlachter Operating Corporation only | Sharon Ridge (1700) | Scurry | 4 | 15.3K | 25 | by Jan 1993 – Aug 2026 |
| Shaw, Robert C O-1-11179 | Production Resources, Inc. only | Somerset | Atascosa | 21 | 15.3K | 247 | by Jan 1993 – Aug 2026 |
| Robertson Hill Ranch G-13-275632 | Willowbend Investments, Inc. only | Newark, East (Barnett Shale) | Palo Pinto | 1 | 15.2K | 238K | Mar 2008 – Mar 2022 |
| Robertson, Joe O-13-12161 | BKM Production only | Sherman (Ordovician 9,000) | Grayson | 1 | 15.2K | 373K | by Jan 1993 – Aug 2026 |
| Robles, Julio O-1-769 | Origin Production Company, Inc. only | Kaye (Navarro) | Wilson | 2 | 15.2K | 82 | by Jan 1993 – Jul 2026 |
| Roberts Unit G-6-223536 | Diversified Production LLC only | Carthage (Cotton Valley) | Panola | 1 | 15.2K | 1.22M | Jun 2006 – Aug 2026 |
| Robinson I O-1-13950 | Viva Petrol LLP only | Dale-McBride | Caldwell | 1 | 15.1K | 28 | Mar 1995 – Aug 2026 |
| Robert Hindes G-1-267932 | EOG Resources, Inc. only | Indio Tanks (Pearsall) | La Salle | 1 | 15.1K | 809K | Dec 2011 – Aug 2026 |
| Robbins "1" O-9-21002 | GHS Energy Operating, LLC only | Spraberry (Trend Area) | Upton | 2 | 15.1K | 2.46K | Sep 2020 – Aug 2026 |
| Jackson, Robert -H- O-8-4055 | North Ridge Corporation only | Jackson (Strawn) | Stephens | 24 | 15.1K | 25K | by Jan 1993 – Apr 1999 |
| Robinson "18" O-8-30900 | Halliburton Operating Company only | Rough Draw (Noodle Creek) | Fisher | 1 | 15.1K | 0 | Dec 2009 – Mar 2020 |
| Probst, Dorothy O-2-5245 | Acock Operating Limited only | Ray Point SW. (Wilcox) | Live Oak | 1 | 15.1K | 63 | by Jan 1993 – Apr 1998 |
| Roberts Unit G-6-232883 | Diversified Production LLC only | Carthage (Cotton Valley) | Panola | 1 | 15.1K | 1.14M | Aug 2007 – Aug 2026 |
| Robinson O-13-29731 | Bennett Production Corporation only | Shirley (Caddo Congl.) | Montague | 1 | 15.1K | 87.6K | Mar 2000 – Jul 2012 |
| Matthews Ranch O-8-27292 | Enrich Oil Corporation only | Grady Roberts (Gray) | Coleman | 1 | 15K | 37.9K | Sep 1994 – Apr 2000 |
| Brown, Robert O-10-32774 | Cox, John L. only | Phoenix (Grayburg) | Martin | 3 | 15K | 21.2K | by Jan 1993 – Mar 1998 |
| Urban, Robert H. 108 O-14-7871 | BE Anadarko II, LLC only | Haywood (Atoka) | Ochiltree | 2 | 15K | 1.18M | Dec 2007 – Aug 2026 |
| Rushing, W. A. -A- O-13-16287 | Craig, Robert A. only | Young County Regular | Young | 3 | 15K | 21 | by Jan 1993 – Aug 2026 |