| Higginbotham O-8-27284 | Eastland Operating, L.L.C. | Rebecca (Marble Falls) | Eastland | 7 | 55.1K | 23.5K | Sep 1994 – Apr 2026 |
| Smith, C. O-8-14815 | Eastland Operating, L.L.C. | Fredda (Duffer Lime) | Callahan | 1 | 34.5K | 255K | Apr 1993 – Apr 2026 |
| Coan O-8-20951 | Eastland Operating, L.L.C. | Mittie (Marble Falls) | Comanche | 3 | 28.9K | 171K | Jan 1993 – Jun 2023 |
| Bott, Ted O-8-15593 | Eastland Operating, L.L.C. | Stephens County Regular | Stephens | 3 | 28.8K | 187K | Jan 1993 – Apr 2026 |
| Fox O-8-21354 | Eastland Operating, L.L.C. | Cliff (Marble Falls) | Eastland | 1 | 28.4K | 334K | Jan 1993 – Apr 2026 |
| Hodges, G. O-8-16951 | Eastland Operating, L.L.C. | Mittie (Marble Falls) | Comanche | 5 | 18.6K | 750K | Jan 1993 – Apr 2026 |
| Knox, W. D. "C" O-8-28501 | Eastland Operating, L.L.C. | Stephens County Regular | Stephens | 1 | 18.1K | 108K | Jul 1998 – Aug 2006 |
| Swenson Ranch B O-8-12743 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 5 | 13.4K | 20.4K | Jan 1993 – Apr 2026 |
| Speer, A.C. O-8-12576 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 8 | 12.4K | 100K | Jan 1993 – Apr 2026 |
| Knox, W. D. "C" O-8-29778 | Eastland Operating, L.L.C. | Smoken - Hag | Stephens | 1 | 11.8K | 134K | Sep 2006 – Apr 2023 |
| Stanford II O-8-15366 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 4 | 11.5K | 184K | Jan 1993 – Apr 2026 |
| Swenson Ranch O-8-12684 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 6 | 11.2K | 12.3K | Jan 1993 – Apr 2026 |
| Pounds, Wendell O-8-15572 | Eastland Operating, L.L.C. | Mittie (Marble Falls) | Comanche | 3 | 10.9K | 115K | Jan 1993 – Apr 2026 |
| White O-8-25743 | Eastland Operating, L.L.C. | Augustine (Lower Ranger) | Eastland | 2 | 10.4K | 153K | Jan 1993 – Sep 2006 |
| Jennings "A" O-8-14202 | Eastland Operating, L.L.C. | Stephens County Regular | Stephens | 1 | 10.3K | 63.2K | Jan 1993 – Nov 2017 |
| Norris O-8-19395 | Eastland Operating, L.L.C. | Flatwood, East (Gardner) | Eastland | 6 | 10.2K | 0 | Aug 2003 – Apr 2026 |
| Pence, Charles G. -PC- O-8-17942 | Eastland Operating, L.L.C. | Cameron, P. (Marble Falls) | Eastland | 3 | 10.1K | 30.6K | Oct 1993 – Jan 2020 |
| Wolfe O-8-16434 | Eastland Operating, L.L.C. | Nicholas (Duffer) | Callahan | 2 | 9.24K | 200K | Jan 1993 – Jun 2023 |
| Grider O-8-29839 | Eastland Operating, L.L.C. | Rocky Mountain (Comyn) | Callahan | 1 | 9.22K | 44.8K | Dec 2006 – Jun 2023 |
| Tolle O-8-22987 | Eastland Operating, L.L.C. | JMP (Strawn Sand) | Stephens | 1 | 7.57K | 2.13K | Jan 1993 – Apr 2026 |
| Kolp O-8-22752 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Eastland | 1 | 7.54K | 483K | Jan 1993 – Apr 2026 |
| Lange,h.c. O-8-17003 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Eastland | 1 | 7.53K | 300K | Jan 1993 – Apr 2026 |
| Swenson Ranch -C- O-8-12772 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 10 | 6.83K | 13.6K | Jan 1993 – Jun 2022 |
| Satterwhite "A" O-8-27286 | Eastland Operating, L.L.C. | Munnerlyn (Miss) | Stephens | 1 | 6.05K | 38.3K | Sep 1994 – Jul 2011 |
| Keith O-8-20948 | Eastland Operating, L.L.C. | Mittie (Marble Falls) | Comanche | 1 | 4.44K | 145K | Jan 1993 – Jul 2024 |
| Hagaman (South) O-8-27346 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Eastland | 2 | 4.2K | 109K | Nov 1994 – Aug 2024 |
| Earnest (Lake Sand) Unit O-8-24463 | Eastland Operating, L.L.C. | Ranger (Black Lime West) | Eastland | 10 | 2.74K | 128K | Jan 1997 – Mar 2003 |
| Stanford I O-8-15365 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 2 | 2.71K | 30.6K | Jan 1993 – Mar 2002 |
| Grammer O-8-12856 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 6 | 2.65K | 63.2K | Jan 1993 – Jan 2022 |
| Swenson Ranch "E" O-8-14521 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 2 | 2.5K | 38.5K | Jan 1993 – Oct 2004 |
| Knox Estate O-8-19375 | Eastland Operating, L.L.C. | Little Cedar (Upper Strawn) | Stephens | 1 | 2.45K | 13.5K | Jan 1993 – Aug 2019 |
| Grammer O-8-12753 | Eastland Operating, L.L.C. | Stephens County Regular | Stephens | 2 | 2.15K | 46.4K | Jan 1993 – Jan 2022 |
| Hood King O-8-24652 | Eastland Operating, L.L.C. | Lake Leon (Duffer) | Eastland | 3 | 1.54K | 86.8K | Jan 1993 – Apr 2000 |
| Swenson Ranch "D" O-8-13837 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 1 | 1.23K | 8.71K | Jan 1993 – Oct 2004 |
| Knox, W.D. O-8-15367 | Eastland Operating, L.L.C. | Little Cedar (Strawn) | Stephens | 5 | 1.19K | 86.7K | Jan 1993 – Sep 2007 |
| Gray O-8-13120 | Eastland Operating, L.L.C. | Eastland County Regular | Eastland | 3 | 1.13K | 36.3K | Jan 1993 – Oct 1998 |
| Penn, E. F. O-8-21734 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Eastland | 1 | 1.04K | 10.1K | Jan 1993 – Oct 1998 |
| Tolle O-8-16510 | Eastland Operating, L.L.C. | Stephens County Regular | Stephens | 1 | 1.04K | 548 | Jan 1993 – Apr 2026 |
| Hope "C" O-8-19981 | Eastland Operating, L.L.C. | Breckenridge; SE (Duffer) | Stephens | 1 | 936 | 983 | Jul 1994 – Apr 2026 |
| Pre-Emption O-8-17262 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Eastland | 4 | 931 | 78K | Jan 1993 – Feb 2001 |
| Norris O-8-31789 | Eastland Operating, L.L.C. | Flatwood,e.(duffer) | Eastland | 1 | 883 | 0 | Oct 2014 – Apr 2026 |
| Snow-Harrell O-8-24252 | Eastland Operating, L.L.C. | Eastland County Regular | Eastland | 1 | 757 | 19.8K | Jan 1993 – Jul 2003 |
| Harpool, H.G. O-8-13112 | Eastland Operating, L.L.C. | Eastland County Regular | Eastland | 4 | 622 | 4.29K | Sep 1993 – May 1997 |
| Barnes, Mary O-8-16356 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Eastland | 4 | 620 | 14.7K | Jan 1993 – Jan 2001 |
| Sneed O-8-22060 | Eastland Operating, L.L.C. | JMJ (Marble Falls) | Eastland | 1 | 368 | 21.5K | Jan 1993 – Mar 2000 |
| Snow-Berry O-8-28141 | Eastland Operating, L.L.C. | Snow (Strawn, Lower) | Eastland | 1 | 308 | 8K | Sep 1996 – Oct 1998 |
| Hagaman -A- O-8-12649 | Eastland Operating, L.L.C. | Stephens County Regular | Stephens | 2 | 290 | 6.14K | Jan 1993 – Apr 2001 |
| Hill O-8-24216 | Eastland Operating, L.L.C. | Ranger,nw (Marble Falls) | Stephens | 1 | 237 | 12.8K | Jan 1993 – Oct 1998 |
| Tankersly (West) O-8-32840 | Eastland Operating, L.L.C. | Reb (Marble Falls) | Eastland | 4 | 196 | 909 | Nov 2025 – Apr 2026 |
| Earnest "E" O-8-32090 | Eastland Operating, L.L.C. | Ranger (Black Lime West) | Eastland | 2 | 123 | 0 | Oct 2016 – Dec 2019 |