| Kothman -C- O-1-4410 | Hamilton, Clay only | Pena Creek (San Miguel 3RD) | Dimmit | 1 | 15.8K | 2.4K | Jun 1993 – Dec 2019 |
| Hamilton O-13-29576 | Panther City Energy LLC only | Young County Regular | Young | 1 | 15.6K | 2.3K | Oct 1998 – Aug 2021 |
| Hamilton O-13-7366 | Schenk Oil Co. only | Young County Regular | Young | 7 | 15.5K | 21 | by Jan 1993 – Aug 2026 |
| Hamilton, Glovier Unit G-6-236026 | Sponte Operating, Inc. only | Beckville (Cotton Valley) | Panola | 1 | 14.2K | 1.24M | May 2008 – Aug 2026 |
| Salinas, A. S. O-4-10103 | Hamilton, J. R. only | J. R. (5580) | Duval | 2 | 14K | 199K | by Jan 1993 – Mar 2009 |
| Hamilton Fee G-2-200210 | A.O.E. Operators, Inc. only | Ehf (Wilcox 8600) | Victoria | 1 | 13.3K | 1.04M | Nov 2003 – Jan 2009 |
| Hamilton, Luther L. O-13-27038 | Devon Energy Production Co, L.P. only | Chico, West (Conglomerate 5700) | Wise | 1 | 12.9K | 535K | by Jan 1993 – Sep 2010 |
| Hamilton 39 G-14-215899 | 4P Energy Texas, LLC only | B & B (Granite Wash) | Wheeler | 1 | 12.7K | 153K | Mar 2006 – Jul 2016 |
| Musslewhite O-11-67368 | Burk Royalty Co., Ltd. only | Hamilton (Clearfork) | Hockley | 5 | 12.6K | 7.16K | Apr 1995 – Aug 2008 |
| Hamilton, G. B. -C- O-13-7126 | Echo Production, Inc. only | Young County Regular | Young | 1 | 12.3K | 14.2K | by Jan 1993 – Oct 2001 |
| Cornebise O-11-70084 | Burleson Petroleum, Inc. only | Hamilton (Wolfcamp) | Hockley | 1 | 12K | 0 | Mar 2013 – Jun 2017 |
| McClendon, Loula Bell O-1-10151 | Hamilton, Clay only | Elaine, W. (San Miguel) | Zavala | 1 | 11.5K | 144 | by Jan 1993 – Aug 2026 |
| Jackson O-1-14001 | Hamilton, Clay only | Pena Creek (San Miguel 3RD) | Dimmit | 1 | 11.2K | 4.44K | Oct 1995 – Aug 2012 |
| Bullin O-11-68124 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 2 | 11.2K | 48 | Aug 2000 – Feb 2016 |
| Hamilton Unit A O-1-19357 | El Toro Resources LLC only | Briscoe Ranch (Eagleford) | Dimmit | 1 | 11K | 0 | Apr 2018 – Jun 2026 |
| Hamilton, Glovier Unit G-6-239817 | Sponte Operating, Inc. only | Beckville (Cotton Valley) | Panola | 1 | 10.5K | 744K | Apr 2008 – Jun 2023 |
| Hamilton O-13-31074 | Hess, Jerry Operating Co. only | Newark, East (Barnett Shale) | Montague | 1 | 10.2K | 351K | May 2008 – Feb 2026 |
| Cagle-Hamilton Unit O-8-26815 | Keating Energy, Inc. only | John Anderson (Caddo) | Throckmorton | 1 | 10.2K | 84.8K | by Jan 1993 – Jul 2002 |
| Hamilton 'B' O-9-18453 | Apex Operating Partners, LLC only | Lucky Mag (Consolidated) | Irion | 1 | 9.94K | 53K | Dec 2013 – Jul 2026 |
| Hamilton O-8-27757 | Three P Operating Company only | Hamilton (Miss) | Throckmorton | 1 | 9.89K | 0 | Jan 1996 – Mar 2000 |
| Hamilton, Glovier G-6-255811 | Sponte Operating, Inc. only | Beckville (Cotton Valley) | Panola | 1 | 9.79K | 843K | Feb 2010 – Aug 2026 |
| Hamilton "a" Unit O-8-29289 | Bettis, Boyle & Stovall only | Blackstar (Miss) | Throckmorton | 1 | 9.78K | 0 | Sep 2003 – Jun 2011 |
| Hamilton Ranch "A" O-1-6882 | Hamilton, J. R. only | Hugh Fitzsimmons (San Miguel) | Dimmit | 5 | 9.71K | 1.57K | by Jan 1993 – Sep 2023 |
| Hamilton O-8-25126 | Cockrell Production Co., Inc. only | Suggs (Ellenburger) | Coke | 1 | 9.69K | 9.46K | by Jan 1993 – Dec 1997 |
| Cuellar No. 1 Gas Unit O-4-11885 | Hamilton, J. R. only | J. R. (4070) | Duval | 2 | 9.53K | 19.8K | by Jan 1993 – Jul 2005 |
| Hamilton Wallis G-2-271734 | Marathon Oil EF LLC only | De Witt (Eagle Ford Shale) | De Witt | 1 | 8.76K | 562K | Jan 2014 – Apr 2018 |
| Jester O-11-71504 | Texland Petroleum, L.P. only | Hamilton (Clearfork) | Hockley | 2 | 8.56K | 13 | Nov 2025 – Aug 2026 |
| Hamilton, Annie O-13-17351 | Great American Resources Inc. only | Morris (Consolidated Congl.) | Wise | 2 | 8.56K | 324K | by Jan 1993 – Jul 2018 |
| Hamilton, Glovier Unit G-6-256406 | Sponte Operating, Inc. only | Beckville (Cotton Valley) | Panola | 1 | 8.52K | 703K | Feb 2010 – Aug 2026 |
| Hamilton #41 O-8-28190 | Atlas Operating LLC only | Old Glory | Stonewall | 1 | 8.01K | 0 | Aug 1997 – Sep 2022 |
| Hamilton, G. B. /Shallow/ O-13-7128 | Whitten Energy Corp. only | Young County Regular | Young | 26 | 7.98K | 2.27K | by Jan 1993 – Nov 2000 |
| Hamilton, Grace O-1-15734 | Left Behind Recovery, LLC only | Salt Flat | Caldwell | 1 | 7.84K | 0 | Dec 2010 – Apr 2023 |
| Hamilton 'C' O-9-20317 | Apex Operating Partners, LLC only | Lucky Mag (Consolidated) | Irion | 1 | 7.81K | 12.1K | Mar 2019 – Jul 2026 |
| Hamilton 39 SL G-14-267328 | Chesapeake Operating, Inc. only | Mills Ranch (Granite Wash Cons.) | Wheeler | 1 | 7.53K | 8.6K | Jul 2012 – Aug 2012 |
| Hamilton Estate G-5-231690 | Craton Operating LLC only | Roundhouse (Haynesville) | Navarro | 1 | 7.37K | 61.2K | Dec 2007 – Oct 2021 |
| Hamilton, W. L.-Leslie "A" O-11-19942 | Morgan Creek Production Co., Inc only | Sharon Ridge (1700) | Mitchell | 1 | 7.27K | 61 | by Jan 1993 – Jul 2020 |
| Hankins O-11-67374 | Rocker a Operating Company only | Hamilton (Clearfork) | Hockley | 1 | 6.9K | 3.84K | Apr 1995 – Sep 1999 |
| Rhodes, J. S. O-13-3302 | Hamilton-Tedford Oper. Co., LLC only | Jack County Regular | Jack | 2 | 6.59K | 199 | by Jan 1993 – Feb 2004 |
| Foster-Hamilton O-13-18886 | Shed Oil Company only | Wichita County Regular | Wichita | 6 | 6.32K | 106 | Oct 1995 – Aug 2026 |
| Foster-Hamilton "A" O-13-20329 | Shed Oil Company only | Wichita County Regular | Wichita | 2 | 6.25K | 106 | Oct 1995 – Aug 2026 |
| La Blanca Gas Unit O-4-12415 | MW Petroleum Corporation only | La Blanca (Hamilton) | Hidalgo | 1 | 6.12K | 78.4K | Nov 1994 – Apr 1995 |
| Lehman-Strake Unit O-1-7564 | Hamilton, Clay only | Carrizo S. (Olmos 2680) | Dimmit | 1 | 6.11K | 1.64K | by Jan 1993 – Apr 1998 |
| Hamilton, W. B. O-13-12889 | SHL Operating only | Archer County Regular | Archer | 11 | 6.05K | 65 | by Jan 1993 – Jun 1998 |
| Hamilton, R. R. O-13-5318 | WG Operating, Inc. only | Wichita County Regular | Wichita | 1 | 5.96K | 4.2K | by Jan 1993 – Oct 1998 |
| West Hamilton O-13-18197 | Keating Energy, Inc. only | Mickey (Bend Conglomerate) | Throckmorton | 2 | 5.91K | 35.9K | by Jan 1993 – Feb 2026 |
| Hamilton, Glovier Unit G-6-255844 | Sponte Operating, Inc. only | Beckville (Cotton Valley) | Panola | 1 | 5.65K | 583K | Mar 2010 – Aug 2026 |
| Price O-11-69197 | Socorro Exploration, Inc. only | Hamilton (Clearfork) | Hockley | 1 | 5.57K | 138 | Jan 2008 – Mar 2016 |
| Hamilton-Albrecht Unit O-3-16690 | Sage Energy Company only | Giddings (Austin Chalk-3) | Burleson | 1 | 5.55K | 79.8K | by Jan 1993 – Apr 1996 |
| Hamilton O-8-23943 | Dabb Energy Company only | Charlotte Day (Congl) | Young | 1 | 5.27K | 27 | by Jan 1993 – Aug 1999 |
| Wheeler, Clifton O-1-4290 | Hamilton-Tedford Oper. Co., LLC only | San Miguel Creek, E. (6050) | McMullen | 2 | 5.09K | 21 | by Jan 1993 – Jun 2004 |