| Hamilton-Kuykendall O-13-26310 | Peterson, Don Company only | Bryson, East | Jack | 4 | 557 | 11 | by Jan 1993 – Nov 1993 |
| Hamilton, G. B., -D- O-13-12487 | Whitten Energy Corp. only | Young County Regular | Young | 17 | 551 | 77 | by Jan 1993 – Nov 2000 |
| Teeters O-11-68820 | Cambrian Management Ltd only | Hamilton (Clearfork) | Hockley | 1 | 539 | 0 | Oct 2005 – Mar 2006 |
| Cuellar NO.1 Gas Unit O-4-10198 | Hamilton, J. R. only | J. R. (5580) | Duval | 1 | 508 | 64.7K | Sep 2000 – Feb 2005 |
| Hamilton G-13-164357 | Atoka Operating, Inc. only | Gilley, W. (Atoka Congl.) | Jack | 1 | 497 | 291K | Aug 1997 – Apr 2010 |
| Hamilton "4C" O-1-13708 | Hamilton Oil Inc. only | Hugh Fitzsimmons (San Miguel) | Dimmit | 3 | 485 | 34 | Mar 1993 – Oct 1996 |
| Cuellar, V. NO.2-a Gas Unit G-4-176934 | Hamilton, J. R. only | Four Sevens (Yegua a 7865) | Duval | 1 | 394 | 90.7K | Apr 2000 – Jul 2005 |
| Ross-Hamilton Unit G-6-219669 | TGNR Panola LLC only | Carthage (Cotton Valley) | Panola | 1 | 393 | 609K | Mar 2006 – Aug 2026 |
| Olvera Gas Unit G-4-101711 | Hamilton, J. R. only | J.R. (5505) | Duval | 1 | 365 | 150K | by Jan 1993 – Dec 2000 |
| Campbell-Edwards O-11-67386 | Rogers, S. K. Oil, Inc. only | Hamilton (Wichita-Albany) | Hockley | 1 | 357 | 143 | Apr 1995 – Aug 1996 |
| Hamilton O-13-30618 | Aruba Petroleum, Inc. only | Newark, East (Barnett Shale) | Montague | 1 | 355 | 1.05K | Jan 2006 – Oct 2008 |
| Hamilton O-13-24902 | Dabb Energy Company only | Padgitt, West (Mississippi) | Young | 1 | 333 | 0 | Oct 1996 – Aug 1999 |
| Cuellar No. 3 Gas Unit G-4-145450 | Hamilton, J. R. only | J. R. (4400) | Duval | 1 | 317 | 99.7K | by Jan 1993 – Jun 1997 |
| Childress 15 Unit O-11-71272 | Kebo Oil & Gas, Inc. only | Hamilton (Clearfork) | Hockley | 1 | 314 | 0 | Aug 2025 – Apr 2026 |
| Smallwood O-11-71274 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 1 | 295 | 0 | Oct 2022 – Jan 2023 |
| Hamilton, Dan -B- G-8-73372 | Anderson Production only | Lee Ray (Lake) | Stephens | 1 | 275 | 80.1K | by Jan 1993 – Aug 2026 |
| Hamilton, J. R. O-1-12764 | Exxcel Operating Company only | Pearsall (Austin Chalk) | Dimmit | 1 | 262 | 106 | by Jan 1993 – Jul 1994 |
| Hamilton G-13-294715 | Extech Operating, LLC only | Gilley, W. (Atoka Congl.) | Jack | 1 | 239 | 39.2K | Jan 2023 – Aug 2026 |
| Hamilton Fee O-1-3742 | Hamilton, J. R. only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 232 | 25 | by Jan 1993 – Jul 2009 |
| Hamilton, Clara O-13-11900 | LC Operating, LLC only | Wichita County Regular | Wichita | 1 | 222 | 19 | by Jan 1993 – Apr 1998 |
| Hamilton Rentie G-14-27828 | O'Brien Energy Resources Corp only | Texas Hugoton | Sherman | 1 | 215 | 92.2K | by Jan 1993 – Jul 2026 |
| Hamilton, Dan Est. G-8-100366 | Anderson Production only | Eastland County Regular (Gas) | Eastland | 1 | 197 | 51.5K | by Jan 1993 – Aug 2026 |
| Masters, Stanley O-8-4966 | Hamilton, Eddy R. only | John Anderson (Caddo) | Throckmorton | 1 | 178 | 1.27K | by Jan 1993 – Feb 1995 |
| Bullin-Loran Unit O-11-67947 | Rogers, S. K. Oil, Inc. only | Hamilton (Clearfork) | Hockley | 2 | 168 | 50 | May 1998 – Apr 1999 |
| Hamilton -B- O-13-1581 | Massie Oil Company only | Clay County Regular | Clay | 9 | 164 | 13 | Jun 1995 – Feb 2014 |
| Hamilton, Buck G-4-246005 | Santa Rosa Operating, LLC only | Dinn Intermediate (Hinnant) | Duval | 1 | 149 | 1.94M | Sep 2008 – Mar 2025 |
| Hamilton G-8-99962 | Somerset Operating, LLC only | Tim Mitchell (5300 Congl.) | Parker | 1 | 149 | 277K | by Jan 1993 – Jun 2026 |
| Hamilton G-1-273711 | Lewis Petro Properties, Inc. only | Hawkville (Eagleford Shale) | Webb | 1 | 141 | 6.5M | Oct 2013 – Aug 2026 |
| Shivers-Hamilton G-6-30196 | TGNR Panola LLC only | Carthage (Pettit, Lower Gas) | Panola | 1 | 133 | 1.66M | by Jan 1993 – Aug 2026 |
| Hamilton G-13-234778 | Hess, Jerry Operating Co. only | Newark, East (Barnett Shale) | Montague | 1 | 123 | 186 | Apr 2008 – Apr 2008 |
| Ross-Hamilton Unit G-6-200471 | TGNR Panola LLC only | Carthage (Cotton Valley) | Panola | 1 | 109 | 1.1M | Dec 2003 – Aug 2026 |
| Hamilton Estate O-13-477 | Lutz and Boyd only | Archer County Regular | Archer | 4 | 91 | 94 | by Jan 1993 – Oct 2000 |
| Hamilton 1C O-1-13710 | Hamilton Oil Inc. only | Hugh Fitzsimmons (San Miguel) | Dimmit | 1 | 83 | 8 | Mar 1993 – Sep 1994 |
| Hamilton, E. H., -A- O-13-15432 | Harding Exploration, Inc. only | Clay County Regular | Clay | 6 | 81 | 8 | by Jan 1993 – Jul 1994 |
| Hamilton-Hill O-5-4225 | Hydrogeo Energy, LLC only | Corsicana (Shallow) | Navarro | 1 | 78 | 0 | Jun 2016 – Nov 2019 |
| Foster Hamilton "B" O-13-23726 | Darr-Hey Oil, LLC only | Wichita County Regular | Wichita | 1 | 75 | 25 | by Jan 1993 – Oct 2004 |
| Hamilton G-6-263074 | Comstock Oil & Gas, LLC only | Carthage (Haynesville Shale) | Harrison | 1 | 54 | 2.31M | Dec 2010 – Aug 2026 |
| Hamilton-Rhodes G-13-108193 | Mitchell Energy Corporation only | Peavy (Congl 4500) | Jack | 1 | 51 | 11K | by Jan 1993 – Apr 1994 |
| Cuellar No. 3 Gas Unit G-4-129136 | Hamilton, J. R. only | J.R. (3750) | Duval | 1 | 48 | 108K | by Jan 1993 – Jun 2003 |
| Hamilton, H., Fee O-3-10984 | Chevron U. S. A. Inc. only | Humble | Harris | 1 | 46 | 0 | Mar 2000 – May 2001 |
| Hamilton G-13-301350 | Hess, Jerry Operating Co. only | Newark, East (Barnett Shale) | Montague | 1 | 38 | 7.34K | Mar 2026 – Aug 2026 |
| Hamilton-Sayles O-11-60761 | T & M Oil Company only | Sharon Ridge (1700) | Mitchell | 2 | 25 | 0 | Mar 1993 – Mar 1993 |
| Hamilton "A" O-13-21268 | Richards, Tot Oil Co. only | Young County Regular | Young | 3 | 25 | 2 | by Jan 1993 – Feb 1993 |
| Hamilton, Buck G-4-193706 | Santa Rosa Operating, LLC only | Dinn Intermediate (Hinnant) | Duval | 1 | 24 | 9.27M | Jan 2003 – Mar 2025 |
| Olvera Gas Unit G-4-122125 | Hamilton, J. R. only | J.R. (5194) | Duval | 1 | 21 | 6.36K | by Jan 1993 – Jan 1995 |
| Shivers-Hamilton Unit G-6-156184 | Chevron U. S. A. Inc. only | Carthage (Cotton Valley) | Panola | 1 | 19 | 398K | Sep 1995 – Jul 2012 |
| Shaw, Martha O-11-66924 | Wheeler Operating Corporation only | Hamilton (Clearfork) | Hockley | 1 | 16 | 1 | by Jan 1993 – Jan 1993 |
| Hamilton "A" O-11-10334 | T & M Oil Company only | Sharon Ridge (1700) | Mitchell | 1 | 15 | 0 | Mar 1993 – Mar 1993 |
| Dantex-Buck Hamilton SWD G-4-149043 | EOG Resources, Inc. only | Dinn, Deep (Wilcox 13600) | Duval | 1 | 13 | 761K | Jan 1994 – Jul 1996 |
| Hamilton-Encinos G-4-191901 | Paleo Oil Company LLC only | Lahinch (Wilcox 14,300) | Duval | 1 | 11 | 4.45M | Oct 2002 – Jul 2026 |