| 901 | WILLBERN-BUEGELER UNIT 1H | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 902 | WILLEKE UNIT | Karnes County, TX | Oil & Gas Property | Mar 2026 |
| 903 | WILLIAM UNIT A | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 904 | WILSON UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 905 | WINGNUT UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 906 | WINONA UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 907 | WISHERT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 908 | WITTE QUAD USW B | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 909 | WITTE UNIT B | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 910 | WITTE, INC. UNIT A | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 911 | WITTE-COLE-GROSS USW C | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 912 | WITTE-GROSS USW D | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 913 | WITTE-MIKKELSON UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 914 | WOLF UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 915 | WOODROW UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 916 | WOOLSEY UNIT A | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 917 | WRGM UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 918 | YANTA | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 919 | YANTA 2-REIMAN ULW | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 920 | YANTA A AC-CR | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 921 | YANTA A-BODDEN UNIT SA 1 | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 922 | YANTA A-CR | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 923 | YANTA CATTLE CO. A-288 | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 924 | YANTA CENTRAL | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 925 | YANTA EDWIN | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 926 | YANTA ET AL | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 927 | YANTA GUSSIE | Karnes County, TX | Oil & Gas Property | Sep 2016 |
| 928 | YANTA N-TENNANT USW | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 929 | YANTA NORTH | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 930 | YANTA UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 931 | YANTA-REYNOLDS USW | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 932 | YOSKO BORGFELD | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 933 | YOSKO UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 934 | YOSKO WITTE UNIT | Karnes County, TX | Oil & Gas Property | Jul 2025 |
| 935 | YOSKO-KINKLER | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 936 | YOSKO-SALGE-KINKLER UNIT SA | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 937 | YOUNG GAS UNIT 1 | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 938 | YOUNG UNIT | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 939 | ZAESKE-ECKOLS | Karnes County, TX | Oil & Gas Property | Feb 2026 |
| 940 | ZAIONTZ A | Karnes County, TX | Oil & Gas Property | Feb 2026 |