| Dilworth, Frances O-1-15438 | Ineos USA Oil & Gas LLC only | Eagleville (Eagle Ford-1) | McMullen | 39 | 4.74M | 8.35M | Dec 2010 – Apr 2026 |
| Franke Unit O-2-10829 | Devon Energy Production Co, L.P. only | Sugarkane (Eagle Ford) | Karnes | 9 | 2.96M | 9.16M | Jul 2012 – Apr 2026 |
| Frank Powell 20-29 O-9-20101 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Reagan | 11 | 2.9M | 12.8M | Feb 2019 – Apr 2026 |
| Leo Frank Unit B O-2-10567 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | Karnes | 8 | 2.68M | 3.69M | Jul 2013 – Apr 2026 |
| Leo Frank Unit A O-2-10576 | Burlington Resources O & G Co LP only | Eagleville (Eagle Ford-2) | Karnes | 7 | 2.6M | 3.42M | Oct 2013 – Apr 2026 |
| Franklin Unit O-2-10174 | Devon Energy Production Co, L.P. only | Eagleville (Eagle Ford-2) | Karnes | 11 | 2.55M | 2.83M | Nov 2012 – Apr 2026 |
| Frank Powell 30-31 O-9-20849 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Upton | 10 | 2.25M | 17.1M | Aug 2020 – Apr 2026 |
| Franke-May Unit A O-2-10788 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 6 | 1.73M | 2.11M | Apr 2014 – Apr 2026 |
| Franke-May Unit B O-2-10703 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 6 | 1.56M | 1.9M | Dec 2013 – Apr 2026 |
| Frank -B- O-10-36889 | Maverick Permian LLC only | Goldsmith (Clear Fork) | Ector | 19 | 1.27M | 7.61M | Jun 2002 – Apr 2026 |
| Federal Gayatt O-3-22502 | Hilcorp Energy Company only | Franks, NW. (8900) | Galveston | 2 | 1.25M | 831K | Apr 1994 – Apr 2026 |
| Francisco Unit O-1-16820 | EOG Resources, Inc. only | Eagleville (Eagle Ford-1) | Gonzales | 6 | 1.22M | 2.41M | Apr 2013 – Apr 2026 |
| Fransen Unit O-2-10636 | Marathon Oil EF LLC only | Eagleville (Eagle Ford-2) | Karnes | 6 | 1.16M | 3.36M | Oct 2013 – Apr 2026 |
| Frances 12-1-A O-10-54558 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 3 | 1.12M | 2.07M | Jan 2020 – Apr 2026 |
| Trust Unit O-3-22288 | Hilcorp Energy Company only | Franks, NW. (8900) | Galveston | 2 | 1.08M | 362K | Feb 1994 – Apr 2026 |
| Weir, W. C. -A- O-8-5152 | Clear Fork, Incorporated only | Frankirk, N. (Canyon Reef) | Stonewall | 8 | 1.05M | 136K | Jan 1993 – Apr 2026 |
| Sumner, Frances O-13-22333 | Waggoner Operating, L.L.C. only | Wilbarger County (Special) | Wilbarger | 214 | 992K | 1M | Jan 1993 – Apr 2026 |
| Frances 12-1-H O-10-54683 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 2 | 988K | 1.82M | Aug 2019 – Apr 2026 |
| Frank -B- O-10-221 | Maverick Permian LLC only | Andector (Ellenburger) | Ector | 12 | 971K | 1.26M | Jan 1993 – Apr 2026 |
| Frank Powell 17-08 O-9-22019 | XTO Energy Inc. only | Spraberry (Trend Area) | Reagan | 5 | 932K | 4.8M | Dec 2022 – Apr 2026 |
| Franklin Unit O-2-11826 | Devon Energy Production Co, L.P. only | Sugarkane (Austin Chalk) | Karnes | 4 | 928K | 1.08M | Jul 2019 – Apr 2026 |
| Frances 12-1-B O-10-55609 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 2 | 919K | 1.86M | Sep 2020 – Apr 2026 |
| Frances 12-1-F O-10-55446 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 2 | 874K | 1.84M | Sep 2020 – Apr 2026 |
| Frances 12-1-E O-10-55445 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 2 | 736K | 1.83M | Sep 2020 – Apr 2026 |
| Franks /8900 Sand/ Unit O-3-6493 | Hilcorp Energy Company only | Franks (8900 Sand) | Galveston | 21 | 705K | 1.2M | Jan 1993 – Apr 2026 |
| Alexander, Thos. P. Etal O-3-21769 | Hilcorp Energy Company only | Franks, NW. (8900) | Galveston | 2 | 698K | 340K | Jan 1993 – Dec 2010 |
| Givan, Frank E. O-11-6043 | Hilcorp Energy Company only | Slaughter | Hockley | 5 | 664K | 2.04M | Jan 1993 – Apr 2026 |
| Frank Midkiff 35 Allocation 3808 O-10-48711 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 2 | 551K | 4.01M | May 2017 – Apr 2026 |
| Frank Midkiff 35 Allocation 2618 O-10-48620 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 2 | 538K | 3.5M | Apr 2017 – Apr 2026 |
| Frances 12-1-C O-10-55444 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Martin | 2 | 534K | 1.55M | Sep 2020 – Apr 2026 |
| Frank-Sally 11K O-10-59933 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 522K | 750K | Oct 2023 – Apr 2026 |
| Frances O-9-16849 | SM Energy Company only | Spraberry (Trend Area) | Upton | 9 | 503K | 1.44M | Nov 2008 – Apr 2026 |
| Cowden, Frank R/a -A- O-10-831 | Occidental Permian Ltd. only | Cowden, North (Deep) | Andrews | 7 | 501K | 79.9K | Jan 1993 – Apr 2026 |
| Franke Unit G-2-266736 | Devon Energy Production Co, L.P. only | Sugarkane (Eagle Ford) | Karnes | 1 | 500K | 2.05M | May 2012 – Apr 2026 |
| Frank-Sally 11F O-10-59891 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 498K | 917K | Oct 2023 – Apr 2026 |
| Franklin 8 O-10-35177 | Pioneer Natural Res. USA, Inc. only | Alfalfa (Fusselman) | Howard | 1 | 468K | 0 | Jan 1997 – Dec 2019 |
| Frank Midkiff 35 Allocation 3805 O-10-49657 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 2 | 460K | 2.94M | Jun 2018 – Apr 2026 |
| Frank Midkiff 35 Allocation 3807 O-10-49773 | XTO Energy Inc. only | Spraberry (Trend Area) R 40 Exc | Midland | 2 | 454K | 3.67M | Jun 2018 – Apr 2026 |
| Franz Unit A G-2-266699 | Burlington Resources O & G Co LP only | De Witt (Eagle Ford Shale) | De Witt | 1 | 444K | 3.04M | May 2012 – Apr 2026 |
| Trust O-3-21999 | Hilcorp Energy Company only | Franks, NW. (8900) | Galveston | 3 | 435K | 367K | Apr 1993 – Jun 2021 |
| Addis, Frank V. O-10-21062 | Occidental Permian Ltd. only | Cowden, South (Canyon 8790) | Ector | 9 | 432K | 381K | Jan 1993 – Apr 2026 |
| Stanch-Bar-Crain-Fran Ulw B G-2-288914 | Burlington Resources O & G Co LP only | De Witt (Eagle Ford Shale) | De Witt | 1 | 432K | 2.82M | Jan 2020 – Mar 2026 |
| Frank 11N O-10-59742 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 429K | 728K | Oct 2023 – Apr 2026 |
| Franklin "42" O-10-37063 | Diamondback E&P LLC only | Spraberry (Trend Area) | Midland | 9 | 428K | 1.13M | Apr 2003 – Jan 2024 |
| Frank-Sally 11A O-10-59890 | Pioneer Natural Res. USA, Inc. only | Spraberry (Trend Area) | Midland | 1 | 419K | 789K | Oct 2023 – Apr 2026 |
| C. E. Franks Gas Unit O-3-24409 | Hilcorp Energy Company only | Franks (Banfield) | Galveston | 1 | 419K | 1.57M | Aug 2003 – Jun 2011 |
| Clarke, Frank Jr. NCT-1 O-10-34675 | Hilcorp Energy Company only | Andrews (Wolfcamp-Penn.) | Andrews | 4 | 419K | 149K | Oct 1995 – Apr 2026 |
| Addis, Frank V. -D- O-10-912 | Occidental Permian Ltd. only | Cowden, South | Ector | 9 | 417K | 166K | Jan 1993 – Apr 2026 |
| Frank -B- O-10-46119 | Maverick Permian LLC only | Andector (Wichita Albany) | Ector | 6 | 416K | 1.73M | Sep 2014 – Apr 2026 |
| Franke Unit G-2-268223 | Devon Energy Production Co, L.P. only | Sugarkane (Eagle Ford) | Karnes | 1 | 406K | 1.16M | May 2012 – May 2023 |