| Kolacek O-13-25053 | Midwestern Energy | Baylor County Regular | 1 | 989 | 44 | by Jan 1993 – Aug 1996 |
| Hill O-13-28228 | Brammer Supply, Inc. | Baylor County Regular | 2 | 980 | 21 | by Jan 1993 – Oct 1995 |
| Mills O-13-28339 | Sunday Corporation | Baylor County Regular | 2 | 866 | 14 | by Jan 1993 – Feb 1994 |
| Waggoner Erl O-13-34312 | Waggoner Operating, L.L.C. | Baylor County Regular | 1 | 809 | 0 | Jun 2024 – Mar 2026 |
| Brown, Walter O-13-9023 | Bitter Creek Petroleum Co. | Baylor County Regular | 5 | 748 | 36 | by Jan 1993 – Dec 2003 |
| Hardison "B" O-13-26186 | MJM Oil & Gas, Inc. | Baylor County Regular | 1 | 740 | 25 | by Jan 1993 – May 1995 |
| Zinfandel O-13-28753 | Chardonnay Operating, Inc. | Baylor County Regular | 1 | 703 | 0 | Sep 1993 – Jan 1994 |
| Griffin O-13-34248 | Brower Oil & Gas Co., Inc. | Baylor County Regular | 1 | 684 | 0 | Dec 2024 – Aug 2026 |
| Waggoner Dnscd O-13-34336 | Waggoner Operating, L.L.C. | Diversion (Caddo) | 1 | 681 | 0 | Aug 2024 – Sep 2024 |
| Sherley, O.C. O-13-24480 | Palmer Tank Trucks, Inc. | Westover, NE. (Mississippian) | 1 | 660 | 31 | by Jan 1993 – Nov 1998 |
| Loran, Peter O-13-8745 | Ainf Production Company | Baylor County Regular | 4 | 656 | 28 | by Jan 1993 – May 1995 |
| Portwood, Harry -A- O-13-11875 | Bitter Creek Petroleum Co. | Baylor County Regular | 3 | 647 | 36 | by Jan 1993 – Dec 2003 |
| Heydrick, Ida, Estate -A- O-13-20097 | Mesquite Energy | Ida (Conglomerate) | 1 | 644 | 32 | by Jan 1993 – Jan 1996 |
| Zinfandel O-13-28914 | Ryan, Joseph G. | Baylor County Regular | 1 | 618 | 10 | Feb 1995 – Mar 1998 |
| Mills, Burrell -B- O-13-1449 | 4-N Operating LLC | Y-B (Gunsight, Upper) | 9 | 609 | 50 | by Jan 1993 – Nov 1997 |
| Holub Pool Unit O-13-15536 | STF Exploration, Inc. | Baylor County Regular | 10 | 596 | 8 | by Jan 1993 – Aug 1994 |
| South River Prospect O-13-22765 | United Operating Co. | Baylor County Regular | 4 | 570 | 19 | Mar 1993 – Dec 1994 |
| Young #3117 O-13-32175 | Brower Oil & Gas Co., Inc. | Westover, NE. (Mississippian) | 1 | 552 | 0 | Jan 2012 – Jan 2012 |
| Hargrave - Portwood "I" O-13-25905 | Chital Petroleum Corp. | Baylor County Regular | 1 | 513 | 4 | Aug 1993 – Dec 1993 |
| Livingston-Masten O-13-27671 | Palmer Tank Trucks, Inc. | Westover, NE. (Mississippian) | 1 | 495 | 8 | by Jan 1993 – May 1994 |
| Waggoner Dntd O-13-34300 | Waggoner Operating, L.L.C. | Baylor County Regular | 1 | 475 | 0 | Sep 2024 – Dec 2025 |
| Stout, L. L. O-13-24810 | Bastrop Oil & Gas, Inc. | Baylor County Regular | 5 | 472 | 17 | by Jan 1993 – Feb 1996 |
| Mills -H- O-13-1347 | Efficiency Operating Service | Baylor County Regular | 14 | 423 | 10 | Feb 1993 – Nov 1993 |
| Waggoner Dnth O-13-34454 | Waggoner Operating, L.L.C. | Diversion (Caddo) | 2 | 389 | 0 | Aug 2026 – Aug 2026 |
| Portwood, Harry -B- O-13-10718 | Bitter Creek Petroleum Co. | Baylor County Regular | 4 | 384 | 30 | Feb 1993 – Dec 2003 |
| Badgwell O-13-29749 | Johnson, William D. | Baylor County Regular | 1 | 344 | 0 | Feb 2000 – Oct 2000 |
| Carter-Taylor O-13-27545 | United Texas Petroleum Inc. | Frix (Miss) | 4 | 325 | 17 | Oct 1995 – Sep 1997 |
| Sherley O-13-32548 | TB Petroleum, LLC | Baylor County Regular | 1 | 293 | 0 | Feb 2013 – Dec 2013 |
| Mills O-13-32489 | Brower Oil & Gas Co., Inc. | Baylor County Regular | 1 | 270 | 0 | Feb 2012 – Oct 2012 |
| Gray O-13-21282 | Knobloch, Albert | Baylor County Regular | 4 | 267 | 11 | by Jan 1993 – Nov 1993 |
| Waggoner Dntf O-13-34330 | Waggoner Operating, L.L.C. | Baylor County Regular | 1 | 240 | 0 | Sep 2024 – Oct 2024 |
| Waggoner DS South F O-13-34348 | Waggoner Operating, L.L.C. | Baylor County Regular | 1 | 236 | 0 | Oct 2024 – Jun 2025 |
| Hunt & Hunt -B- O-13-12035 | Bitter Creek Petroleum Co. | Baylor County Regular | 1 | 235 | 37 | by Jan 1993 – Dec 2003 |
| Williams O-13-19544 | Glaze Brother's Production | Baylor County Regular | 2 | 191 | 25 | by Jan 1993 – Jan 1998 |
| Harris B O-13-23340 | Knobloch, Albert | Seymour Pool | 1 | 189 | 8 | by Jan 1993 – Aug 1993 |
| Hargrave-Portwood "C-D" O-8-17369 | Chital Petroleum Corp. | Honey Bee (Mississippian) | 3 | 181 | 1 | by Jan 1993 – Jan 1993 |
| Novak, Barbara O-13-9139 | Mobil Petro Vac, Inc. | Baylor County Regular | 7 | 178 | 10 | by Jan 1993 – Nov 1993 |
| Fancher O-13-29944 | Hood, J. Frank, Jr. | Baylor County Regular | 1 | 174 | 0 | Oct 2001 – Jun 2003 |
| Waggoner Erc Lease O-13-34194 | W.T. Waggoner Estate, Inc. | Baylor County Regular | 1 | 165 | 0 | Dec 2022 – Apr 2023 |
| Portwood, Harry -D- O-13-10616 | Bitter Creek Petroleum Co. | Baylor County Regular | 1 | 147 | 33 | by Jan 1993 – Dec 2003 |
| Livingston O-13-32715 | Brower Oil & Gas Co., Inc. | Baylor County Regular | 1 | 146 | 0 | Jul 2013 – Aug 2013 |
| Livingston "S" O-13-29207 | Metano Energy III, LP | Chardonnay (Caddo) | 1 | 134 | 0 | Sep 1996 – Nov 2006 |
| Portwood-Morris O-13-26350 | Palmer Tank Trucks, Inc. | Baylor County Regular | 1 | 132 | 6 | by Jan 1993 – Sep 1993 |
| Green 219 O-13-28639 | Eldorado Operating Co. | Baylor County Regular | 1 | 107 | 1 | Aug 1993 – Aug 1993 |
| Cook O-13-33966 | Corlena Oil Company | Seymour Pool | 1 | 104 | 0 | Aug 2019 – Aug 2019 |
| Butler, J. D. O-13-23141 | Bep Operating, LLC | Baylor County Regular | 2 | 101 | 19 | by Jan 1993 – Dec 1998 |
| Fayette County School Land "F" O-13-29160 | Martin Well Service | Rendham Pool | 1 | 80 | 0 | Oct 1995 – May 1997 |
| Murrell O-13-27657 | Harding Company | Rick (Miss.) | 1 | 60 | 1 | Feb 1993 – Feb 1993 |
| Jones, Sam O-13-18948 | Parnell Operating | Baylor County Regular | 7 | 56 | 2 | by Jan 1993 – Feb 1993 |
| Cowan 196 O-13-28218 | Denoco Inc. | Seymour (Miss) | 1 | 38 | 25 | by Jan 1993 – Nov 1995 |