| Jameson Reef Unit O-9-621 | Citation Oil & Gas Corp. | Jameson | 215 | 3.63M | 18.5M | Jan 1993 – Jul 2026 |
| I. A. B. Unit O-9-3910 | Citation Oil & Gas Corp. | I. A. B. (Menielle Penn.) | 89 | 3.61M | 21.2M | Jan 1993 – Jul 2026 |
| Ft. Chadbourne Odom Lime Unit O-9-506 | L.C.S. Production Company | Fort Chadbourne | 191 | 1.82M | 29.9M | Jan 1993 – Jul 2026 |
| N. E., I. A. B. Unit O-9-4864 | GTG Operating, LLC | I. A. B., NE. (Penn. 5150) | 74 | 1.3M | 2.79M | Jan 1993 – Jul 2026 |
| Menielle, L.B. O-9-13876 | Citation Oil & Gas Corp. | I. A. B. (Strawn) | 10 | 1.04M | 5.68M | Jul 1995 – Jul 2026 |
| Bronte Cambrian Unit O-9-2473 | R3 Operating Corporation | Bronte (Cambrian) | 27 | 872K | 275K | Jan 1993 – Jul 2026 |
| Bronte Capps Unit O-9-2474 | R3 Operating Corporation | Bronte (Capps Lime) | 16 | 745K | 320K | Jan 1993 – Jul 2026 |
| Chadbourne Ranch '431' -A- O-9-13295 | Kerr-McGee Oil & Gas Onshore LP | Fort Chadbourne | 17 | 572K | 1.28M | Jan 1993 – Mar 2008 |
| Blanks, W. C. O-9-3535 | Moriah Operating,llc | Jameson (Strawn) | 47 | 454K | 4.42M | Jan 1993 – Jul 2026 |
| Johnson, Lou E., Estate, a/C 1 O-9-662 | Quail Ridge Petroleum LLC | Jameson (Strawn) | 46 | 434K | 5M | Jan 1993 – Jul 2026 |
| Chadbourne Ranch 431 O-9-13073 | Kerr-McGee Oil & Gas Onshore LP | Fort Chadbourne | 10 | 382K | 867K | Jan 1993 – May 2006 |
| Jameson Strawn Unit O-9-4610 | Moriah Operating,llc | Jameson (Strawn) | 20 | 360K | 2.35M | Jan 1993 – Jul 2026 |
| Brunson, J. L., -C- O-9-4763 | R3 Operating Corporation | Bronte (Cambrian) | 7 | 297K | 105K | Jan 1993 – Jul 2026 |
| Bronte Palo Pinto Unit O-9-2472 | R3 Operating Corporation | Bronte | 16 | 292K | 120K | Jan 1993 – Jul 2026 |
| Chappell, J. E. O-9-713 | Atlas Operating LLC | Jameson (Strawn) | 27 | 255K | 1.6M | Jan 1993 – Jul 2026 |
| Boecking #1 O-9-14640 | L.C.S. Production Company | Fort Chadbourne | 6 | 220K | 283K | Sep 1997 – Dec 2001 |
| Chadbourne, W. Ft. /Gray Sd./Un. O-9-5917 | Vanguard Operating, LLC | Fort Chadbourne, West | 8 | 218K | 175K | Jan 1993 – May 2018 |
| Arrott Brothers "A" O-9-14328 | Delray Oil, Inc. | Bud Johnson (Ellenburger) | 1 | 210K | 64 | Feb 1996 – Jul 2026 |
| Hendry Point Unit O-9-13894 | Goodrock Natural Resources, LLC | Fort Chadbourne, W. (Ellen.) | 4 | 187K | 102K | Aug 1995 – Jul 2026 |
| Rawlings 398 O-9-15005 | Shaida, John H. | Nipple Peak, South (Ellenburger) | 2 | 186K | 114K | Jun 2000 – Jul 2026 |
| R. H. Harris Estate O-9-22285 | Citation Oil & Gas Corp. | I. A. B. (Strawn) | 1 | 183K | 987K | Aug 2023 – Jul 2026 |
| Higgins O-9-10391 | Daylight Petroleum LLC | Jameson (Strawn) | 12 | 177K | 772K | Jan 1993 – Jul 2026 |
| Pearson, Frank Reef Unit O-9-7561 | Alaron Energy, Inc. | Frank Pearson (Strawn Reef) | 22 | 148K | 234K | Jan 1993 – Jul 2026 |
| J.L. Brunson 'B' O-9-17902 | R3 Operating Corporation | Bronte Sodor (Ellenburger) | 1 | 147K | 48.9K | Mar 2012 – Jul 2026 |
| Johnson, Lou E. Estate a/C 2 O-9-7940 | Quail Ridge Petroleum LLC | Jameson (Strawn) | 16 | 142K | 2.32M | Jan 1993 – Jul 2026 |
| Odom, Sallie -E- O-9-507 | L.C.S. Production Company | Fort Chadbourne (Gardner) | 11 | 139K | 510K | Jan 1993 – Jul 2026 |
| Chappell, J. E. "A" O-9-6562 | Atlas Operating LLC | Jameson (Strawn) | 29 | 137K | 777K | Jan 1993 – Jul 2026 |
| Higgins, Ollie O-9-14475 | L.C.S. Production Company | Fort Chadbourne | 2 | 128K | 175K | Nov 1996 – Dec 2001 |
| Millican Reef Unit O-9-10733 | Gungoll, Carl E. Exploration LLC | Millican | 7 | 128K | 969K | Jan 1993 – Jul 2026 |
| Stowe O-9-14567 | L.C.S. Production Company | Fort Chadbourne | 7 | 118K | 108K | May 1997 – Dec 2001 |
| Price O-10-43788 | Owl Ops LLC | Garden City, S. (Wolfcamp) | 2 | 109K | 251K | Jan 2013 – Jul 2026 |
| McGlothlin O-9-13745 | HGN Operating I, LLC | Nipple Peak (Ellenburger) | 1 | 107K | 71.7K | Feb 1995 – Aug 2010 |
| Butner, R. F. O-9-1227 | Hardrock Resources Inc. | Rawlings (5100) | 3 | 105K | 552 | Jan 1993 – Jul 2026 |
| King, Wayne "A" O-8-24523 | Goodrock Natural Resources, LLC | Suggs (Ellenburger) | 2 | 104K | 40.3K | Jan 1993 – Jul 2026 |
| Chadbourne Ranch 301 O-9-13165 | Kerr-McGee Oil & Gas Onshore LP | Fort Chadbourne | 4 | 97.4K | 393K | Jan 1993 – May 2006 |
| Calla Mae O-9-13062 | Quail Ridge Petroleum LLC | Arledge (Penn Sand) | 7 | 89.2K | 806K | Jan 1993 – Jul 2026 |
| Hendry Point Unit O-9-13627 | Rim Operating, Inc. | Fort Chadbourne | 2 | 85.6K | 96.5K | May 1994 – Mar 2008 |
| CMT O-8-27782 | Quail Well Service, Inc. | Suggs (Ellenburger) | 1 | 84.5K | 33.2K | Feb 1996 – Aug 2009 |
| Glenn O-9-14450 | L.C.S. Production Company | Fort Chadbourne | 3 | 81.6K | 110K | Sep 1996 – Dec 2001 |
| Rawlings 397 O-9-15004 | Shaida, John H. | Nipple Peak, South (Ellenburger) | 1 | 80.5K | 63.7K | Jun 2000 – Jul 2026 |
| Hamilton O-8-28374 | Goodrock Natural Resources, LLC | Lazarus (Strawn) | 1 | 76.1K | 86.8K | Dec 1997 – Jul 2026 |
| Wendland "A" O-9-11669 | Core Petro, LLC | Wendkirk (Cisco) | 4 | 75.6K | 14.4K | Jan 1993 – Jul 2026 |
| Chadbourne Ranch 431 -A- O-9-13773 | P.o.&g. Operating, LLC | Conda (Flippen) | 1 | 74.6K | 0 | Apr 1995 – Jul 2026 |
| J.L. Brunson "C" O-9-17079 | Memorial Production Oper. LLC | Bronte (Stray Sand) | 1 | 72.2K | 62.2K | Jan 2010 – Dec 2013 |
| King, Wayne O-8-23164 | Shiloh Oil Company LLC | Suggs (Ellenburger) | 2 | 70.4K | 51.6K | Jan 1993 – Jul 2026 |
| Ware, J.G. O-8-23640 | Goodrock Natural Resources, LLC | Suggs (Ellenburger) | 2 | 66.5K | 47K | Jan 1993 – Jul 2026 |
| Chadbourne Ranch 299 A O-9-13528 | Kerr-McGee Oil & Gas Onshore LP | Fort Chadbourne | 2 | 65.6K | 12 | Oct 1993 – May 2006 |
| McGlothlin "B: O-9-17461 | HGN Operating I, LLC | Nipple Peak (Ellenburger) | 1 | 65.2K | 67.3K | May 2011 – Jul 2026 |
| Odom, Sallie "F" Unit 5 O-9-14565 | Mak-J Energy Partners(tx),ltd. | Fort Chadbourne, W. (Deep) | 1 | 64.9K | 10.5K | Apr 1997 – Jun 2006 |
| Tidwell, T. E. O-9-8066 | Bustamante Resources LLC | Wendkirk, West (Cross Cut) | 2 | 64.2K | 19.6K | Jan 1993 – Jul 2026 |