| Scarborough Unit O-10-31494 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 100 | 7.16M | 1.51M | Jan 1993 – Apr 2026 |
| Fullerton /San Andres/ Unit O-10-20307 | Hilcorp Energy Company only | Fullerton (San Andres) | Andrews | 127 | 6.86M | 1.11M | Jan 1993 – Apr 2026 |
| Fsau O-10-34310 | White Rock Oil & Gas, LLC only | Fullerton (San Andres) | Andrews | 78 | 4.56M | 796K | Nov 1994 – Apr 2026 |
| Logsdon -C- O-10-18905 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 50 | 3.98M | 525K | Jan 1993 – Apr 2026 |
| Bitler O-10-17015 | White Rock Oil & Gas, LLC only | Fullerton (San Andres) | Andrews | 72 | 3.58M | 680K | Jan 1993 – Apr 2026 |
| Lowe Bitler Unit O-10-19835 | Crescent Energy Operating, LLC only | Fullerton (San Andres) | Andrews | 48 | 1.93M | 314K | Jan 1993 – Apr 2026 |
| Logsdon, Etal, -D- O-10-16399 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 32 | 1.73M | 509K | Jan 1993 – Apr 2026 |
| Lineberry(san Andres CF Unit) O-10-35073 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 28 | 1.55M | 98.8K | Jul 1996 – Apr 2026 |
| Scarborough -C- O-10-16915 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 15 | 1.28M | 171K | Jan 1993 – Apr 2026 |
| Logsdon, C. W. "E" O-10-19320 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 22 | 1.05M | 272K | Jan 1993 – Apr 2026 |
| Scarborough O-10-17638 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 13 | 944K | 92K | Jan 1993 – Apr 2026 |
| University-10 O-10-28933 | Stephens & Johnson Operating Co. only | Fullerton (San Andres) | Andrews | 7 | 898K | 732K | Jan 1993 – Apr 2026 |
| Logsdon, C.W. C O-10-13102 | Hilcorp Energy Company only | Fullerton (San Andres) | Andrews | 10 | 842K | 133K | Jan 1993 – Apr 2026 |
| Sabine Royalty -A- O-10-12166 | Hilcorp Energy Company only | Fullerton (San Andres) | Andrews | 7 | 735K | 160K | Jan 1993 – Apr 2026 |
| Grogan (San Andres&cf)unit O-10-35221 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 10 | 677K | 52.9K | Feb 1997 – Apr 2026 |
| Logsdon, Etal -B- O-10-17106 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 19 | 641K | 81.6K | Jan 1993 – Apr 2026 |
| Bitler 01 Minihan O-10-35720 | Crescent Energy Operating, LLC only | Fullerton (San Andres) | Andrews | 44 | 569K | 63.7K | Apr 1998 – Apr 2026 |
| Amoco University "3" O-10-34720 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 8 | 346K | 826K | Oct 1995 – Apr 2026 |
| Rainey, Donna O-10-34891 | Texland Petroleum, L.P. only | Fullerton (San Andres) | Andrews | 12 | 337K | 69.1K | Aug 1996 – Apr 2026 |
| Sage-Exxon "6" O-10-35089 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 11 | 309K | 7.2K | Oct 1996 – Apr 2026 |
| University D O-10-34053 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 13 | 305K | 502K | Dec 1993 – Apr 2026 |
| Longhorn -213- O-10-33781 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 7 | 295K | 464K | Apr 1993 – Apr 2026 |
| Logsdon, C. W., -B- O-10-19672 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 10 | 283K | 77.1K | Jan 1993 – Apr 2026 |
| Texas University -G- O-10-29681 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 10 | 281K | 393K | Jan 1993 – Apr 2026 |
| C. W. Logsdon -A- O-10-30121 | Hilcorp Energy Company only | Fullerton (San Andres) | Andrews | 11 | 272K | 12K | Jan 1993 – Apr 2026 |
| Redus, M.A. -A- O-10-34063 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 4 | 254K | 44.1K | Dec 1993 – Apr 2026 |
| Texaco University "10" O-10-34448 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 6 | 243K | 169K | Apr 1995 – Apr 2026 |
| Chevron-University "10" O-10-33240 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 6 | 223K | 309K | Jan 1993 – Apr 2026 |
| Monterey University O-10-30532 | Fasken Oil and Ranch, Ltd. only | Fullerton (San Andres) | Andrews | 5 | 220K | 184K | Jan 1993 – Apr 2026 |
| Blanco-Fullerton S O-10-35264 | Extex Operating Company only | Fullerton (San Andres) | Andrews | 10 | 207K | 6.9K | Mar 1997 – Apr 2026 |
| Logsdon, C. W. O-10-18841 | Crescent Energy Operating, LLC only | Fullerton (San Andres) | Andrews | 2 | 198K | 1.44K | Jan 1993 – Apr 2026 |
| Shelton O-10-33760 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 4 | 196K | 48.4K | Apr 1993 – Feb 2026 |
| Biles, J. D. O-10-33560 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 9 | 195K | 232K | Jun 1993 – Apr 2026 |
| Arco-University "2" O-10-33352 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 5 | 171K | 318K | Jan 1993 – Apr 2026 |
| University -11- O-10-32501 | Stephens & Johnson Operating Co. only | Fullerton (San Andres) | Andrews | 2 | 170K | 147K | Jan 1993 – Apr 2026 |
| University "C" O-10-23229 | Stephens & Johnson Operating Co. only | Fullerton (San Andres) | Andrews | 4 | 158K | 118K | Jan 1993 – Apr 2026 |
| Sabine Royalty -B- O-10-13967 | Occidental Permian EOR, LLC only | Fullerton (San Andres) | Andrews | 4 | 157K | 31.7K | Jan 1993 – Apr 2026 |
| Chi Mobil O-10-31224 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 3 | 88.7K | 153K | Jan 1993 – Apr 2026 |
| University "11-A" O-10-30692 | Stephens & Johnson Operating Co. only | Fullerton (San Andres) | Andrews | 1 | 87.5K | 91.3K | Jan 1993 – Apr 2026 |
| Redus O-10-34110 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 2 | 77.6K | 10.4K | Feb 1994 – Apr 2026 |
| Arco-University "213" O-10-33620 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 3 | 75.3K | 84.7K | Jan 1993 – Apr 2026 |
| Texron "10" O-10-35457 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 2 | 73K | 79.4K | Aug 1997 – Apr 2026 |
| University "B" O-10-23057 | Hilcorp Energy Company only | Fullerton (San Andres) | Andrews | 3 | 68.5K | 10.5K | Jan 1993 – Apr 2026 |
| University Lands "13-46" O-10-29376 | OK Arena Operating Company only | Fullerton (San Andres) | Andrews | 3 | 65.2K | 451 | Jan 1993 – Feb 2008 |
| Sage-Exxon "7" O-10-35086 | Unitex Oil & Gas, L.L.C. only | Fullerton (San Andres) | Andrews | 1 | 63.7K | 10.4K | Oct 1996 – Apr 2026 |
| Logsdon, C.W. O-10-47513 | Thresher Energy, Inc. only | Fullerton (San Andres) | Andrews | 1 | 61.7K | 714 | Jan 2016 – Mar 2020 |
| Mobil University "4" O-10-35432 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 3 | 61.3K | 47K | Jul 1997 – Nov 2025 |
| Chevron-University 11 O-10-33507 | Vin Fisher Operating, Inc. only | Fullerton (San Andres) | Andrews | 2 | 57.6K | 74.3K | Jan 1993 – Apr 2026 |
| University 15 'A' O-10-45460 | Stephens & Johnson Operating Co. only | Fullerton (San Andres) | Andrews | 3 | 57.3K | 50.6K | Sep 2014 – Apr 2026 |
| Bitler O-10-34511 | Crescent Energy Operating, LLC only | Fullerton (San Andres) | Andrews | 2 | 52.6K | 22.2K | May 1995 – Feb 2019 |