| Weir, W. C. -A- O-8-5152 | Clear Fork, Incorporated only | Frankirk, N. (Canyon Reef) | Stonewall | 8 | 1.05M | 136K | Jan 1993 – Jul 2026 |
| Cochran, W. C. O-10-828 | Texland Petroleum, L.P. only | Cowden, North (Deep) | Ector | 16 | 888K | 139K | Jan 1993 – Jul 2026 |
| Hogg, W. C. NCT-2 O-3-4494 | Sue-Ann Operating, L.C. only | West Columbia | Brazoria | 70 | 843K | 53.7K | Jan 1993 – Jul 2026 |
| Blanks, W. C. O-9-3535 | Moriah Operating,llc only | Jameson (Strawn) | Coke | 47 | 454K | 4.42M | Jan 1993 – Jul 2026 |
| Agurs, W. C. O-6-11583 | Brookston Energy, Inc. only | Bethany, NE. (Lime 3850) | Panola | 5 | 360K | 21 | Jan 1993 – Jul 2026 |
| Tyrrell, W. C., Tr. O-3-90 | Texas Petroleum Investment Co. only | Anahuac | Chambers | 35 | 278K | 487K | Jan 1993 – Jul 2026 |
| Weir, W. C., Estate -E- O-8-10388 | L.C.S. Production Company only | Frankirk, N. (Canyon Reef) | Stonewall | 2 | 254K | 325K | Jan 1993 – Jul 2026 |
| Weir, W. C., -A- O-8-9478 | Clear Fork, Incorporated only | Frankirk (Canyon Sand) | Stonewall | 11 | 106K | 320K | Jan 1993 – Jul 2026 |
| Matchett, W. C. -A- O-8-6769 | Sojourner Drilling Corporation only | Hamlin, North (Swastika) | Jones | 5 | 104K | 27.4K | Jan 1993 – Jul 2026 |
| Mackey, W. C. O-7-6979 | R2Q Operating LLC only | East Texas | — | 6 | 99K | 8.13K | Jan 1993 – Jul 2026 |
| Moore, W. C. Fee O/A O-3-2337 | Quail Creek Oil Corporation only | Hull | — | 5 | 97K | 104K | Jan 1993 – Jul 2026 |
| Murphy, W. C. O-2-6670 | Paloma Operating, LLC only | Papalote, E. (3250 -B-) | Bee | 2 | 80.3K | 68 | Jan 1993 – Jul 2026 |
| Shoults, W. C. O-7-7017 | Basa Resources, Inc. only | East Texas | — | 1 | 79.7K | 25.1K | Jan 1993 – Apr 2022 |
| Weir, W. C. -B- O-8-9839 | L.C.S. Production Company only | Guest (Canyon Sand) | Stonewall | 3 | 78.6K | 49K | Jan 1993 – Jul 2021 |
| Cunningham, W. C. O-13-15559 | Jones, L. E. Operating, Inc. only | Dexter, NW. (Dornick Hills) | — | 2 | 77.3K | 36 | Jan 1993 – Jul 2026 |
| Archer, W. C. O-14-568 | Exxcel Production Company only | Panhandle Gray County Field | Gray | 12 | 68.1K | 486K | Jan 1993 – Jul 2026 |
| Fowler, W. B. O-2-1447 | Miller, W. C. Operating Company only | Sandy Creek | Jackson | 4 | 60.8K | 14.8K | Jan 1993 – Jul 2026 |
| Wilson, W. C. O-5-950 | Brown Oil & Gas Co. only | Mexia | — | 1 | 60.7K | 21 | Jan 1993 – Jul 2026 |
| Cheatham, W. C. Unit O-13-26245 | Gerry-Mac Oil, Inc. only | Archer County Regular | Archer | 1 | 59.4K | 87 | Jan 1993 – Jul 2026 |
| Waggoner-Epco O-13-30580 | Dry Fork Production Co., LLC only | W. C. (Castlebury) | Wilbarger | 4 | 58.2K | 0 | Nov 2005 – Jul 2025 |
| Owens, W. C. O-8-3296 | Tabor Creek Oil Company only | Shackelford County Regular | Shackelford | 14 | 55.5K | 21 | Jan 1993 – Jul 2026 |
| Mann, W. C./Southers, R. L. O-4-12504 | Duval Maple Leaf I, Inc. only | Edr (Cole) | Duval | 3 | 53.1K | 18.4K | Oct 1995 – Jul 2026 |
| Ashley, Charles O-1-6457 | Pemberton, W. C. Oil Co., Inc. only | Milano (Pecan Gap) | Milam | 1 | 52.5K | 24.2K | Jan 1993 – Jul 2026 |
| Easterling, W. C. O-13-7888 | Ridge Oil Company only | James | — | 2 | 43.9K | 21 | Jan 1993 – Mar 1997 |
| Campbell, W. C. O-10-7082 | DKL Water Gathering Permian, LLC only | Vealmoor | Howard | 2 | 40K | 68.5K | Jan 1993 – Jul 2026 |
| Weir, W. C. -B- O-8-10989 | L.C.S. Production Company only | Guest (Tannehill) | — | 1 | 37.4K | 2.35K | Jan 1993 – Jul 2026 |
| Archer, W. C. O-14-383 | Red Line Company, Ltd. only | Panhandle Gray County Field | Gray | 6 | 36.4K | 71.4K | Jan 1993 – Jul 2026 |
| Allen, W. C. O-8-19063 | Dark Canyon Resources LLC only | Birthday (Moran) | Shackelford | 7 | 34.9K | 22 | Jan 1993 – Jul 2026 |
| Shaaf-Mosley Unit O-1-10541 | Pemberton, W. C. Oil Co., Inc. only | Milano (Georgetown) | Milam | 1 | 34.8K | 21 | Jan 1993 – Jul 2026 |
| W. C. Weir Unit O-8-28991 | Clear Fork, Incorporated only | Frankirk, N. (Canyon Reef) | Stonewall | 1 | 32.5K | 34.8K | Jun 2001 – Jul 2026 |
| Ralph, W. C. O-6-12839 | Pegasi Operating Inc. only | Rodessa (Travis Peak Upper) | Marion | 1 | 31.6K | 4.28K | Jan 1993 – Jul 2026 |
| Weddell, W. C. O-9-2106 | Black Gold Well Service only | Water Valley (San Andres) | — | 10 | 29.3K | 120 | Jan 1993 – Jul 2026 |
| Peeler, A. M., -C- O-1-2653 | Miller, W. C. Operating Company only | Renshaw (Carrizo) | Atascosa | 3 | 28.7K | 466 | Jan 1993 – Oct 2011 |
| Ardrey, W. C. O-14-4450 | H & L Exploration Company, LLC only | Darren (Morrow, Middle) | Lipscomb | 2 | 28.3K | 122K | Jan 1993 – Apr 2022 |
| Archer, W. C. O-14-623 | Petco Energy Corporation only | Panhandle Gray County Field | — | 3 | 26.2K | 30K | Jan 1993 – Jul 2026 |
| McGlothin, W. C. O-6-11450 | 84 Energy LLC only | Pittsburg (Sub-Clarksville) | Camp | 2 | 24.7K | 10 | Jan 1993 – Jul 2026 |
| Hasse, W. C. -A- O-1-2020 | Aaronmark Services, LLC only | Bowman (Carrizo) | — | 3 | 23.7K | 118 | Jan 1993 – Jul 2026 |
| Montgomery, W. C. O-9-7420 | Scout Energy Management LLC only | Ozona, NW. (Canyon) | Crockett | 2 | 23.4K | 227K | Jan 1993 – Jul 2026 |
| Crow, W. C. -A- O-3-20169 | Gaither Petroleum Corporation only | Hankamer (Miocene Sand) | Liberty | 2 | 20K | 1.05K | Jan 1993 – Jun 2014 |
| McGlothin, W. C., Est. O-6-10003 | 84 Energy LLC only | Pittsburg (Sub-Clarksville) | — | 1 | 18.8K | 0 | Jan 1993 – Jul 2026 |
| Hasse, W. C. -B- O-1-2021 | Aaronmark Services, LLC only | Bowman (Carrizo) | — | 3 | 16.7K | 118 | Jan 1993 – Jul 2026 |
| Schorsch, Henry O-1-755 | Miller, W. C. Operating Company only | Jourdanton (Carrizo Sand) | — | 2 | 15.3K | 73 | Jan 1993 – Jul 2026 |
| Hasse, W. C. O-1-132 | Aaronmark Services, LLC only | Bowman (Carrizo) | Wilson | 5 | 15K | 118 | Jan 1993 – Jul 2026 |
| Murphy, W. C. O-2-7624 | Outline Oil Company LLC only | Papalote, E. (3250) | Bee | 1 | 14.7K | 21 | Jan 1993 – Jul 2026 |
| Montgomery, W. C. O-9-13791 | Scout Energy Management LLC only | Ozona (Canyon Sand, Oil) | Crockett | 2 | 14.6K | 272K | Feb 1995 – Jul 2026 |
| Pfluger, W. C. O-9-9694 | Recovery Operating LP only | Weger (San Andres) | Crockett | 2 | 14.4K | 21 | Jan 1993 – Jul 2026 |
| Hogg, W. C. NCT-5 O-3-4497 | Chevron U. S. A. Inc. only | West Columbia | — | 10 | 14.1K | 2.83K | Jan 1993 – Sep 2006 |
| Taylor, W. C. O-10-35313 | Vista Resources, Inc. (A) only | Wedge (Canyon Reef) | Howard | 1 | 13.6K | 9.97K | Feb 1997 – Jul 1999 |
| Henderson, W. C. 'A' O-8-31287 | Star Production, Inc. only | Burkett, SW. (Caddo) | Coleman | 1 | 13.1K | 141 | Jun 2012 – Jul 2026 |
| Kincaid, W. C. O-8-1498 | Bacon Energy only | Eastland County Regular | — | 1 | 13.1K | 143 | Jan 1993 – Jul 2026 |