| 8101 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 8102 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 8103 | SO UTE | La Plata County, CO | Gas Property | May 2026 |
| 8104 | SO UTE 3 | La Plata County, CO | Gas Property | May 2026 |
| 8105 | SO UTE FC 34 | La Plata County, CO | Gas Property | May 2026 |
| 8106 | SO. MOUNTAIN FB I | Ventura County, CA | Oil & Gas Property | Jun 2026 |
| 8107 | SO. TEX. SYNDICATE LEASE | La Salle County, TX | Oil & Gas Property | Nov 2019 |
| 8108 | SO. TEXAS SYNDICATE #39 | La Salle County, TX | Oil & Gas Property | Apr 2025 |
| 8109 | SO.UTE FC 33-11 1 | La Plata County, CO | Gas Property | Dec 2024 |
| 8110 | SOA SCHARBAUER S | Midland County, TX | Oil & Gas Property | May 2026 |
| 8111 | SOAPBERRY DRAW 7 STATE | Eddy County, NM | Oil & Gas Property | Jun 2026 |
| 8112 | SOAPE A.C. GAS UNIT | Panola County, TX | Oil & Gas Property | May 2026 |
| 8113 | SOAPE C.P | Panola County, TX | Oil & Gas Property | May 2026 |
| 8114 | SOAPER | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 8115 | SOAPER, R C | Henderson County, KY | Oil Property | Dec 2016 |
| 8116 | SOAPER-BAULDAU | Henderson County, KY | Oil Property | Dec 2016 |
| 8117 | SOAPY SMITH 36 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 8118 | SOARING EAGLE | Woods County, OK | Oil & Gas Property | May 2026 |
| 8119 | SOARING R | Caddo Parish, LA | Oil & Gas Property | Dec 2024 |
| 8120 | SOB C | Plaquemines Parish, LA | Gas Property | Sep 2002 |
| 8121 | SOB MIN FEE | Webb County, TX | Oil & Gas Property | May 2026 |
| 8122 | SOBBA | Anderson County, KS | Oil Property | Aug 2024 |
| 8123 | SOBER | Kay County, OK | Oil & Gas Property | May 2026 |
| 8124 | SOBER | Blaine County, OK | Oil & Gas Property | Jul 2011 |
| 8125 | SOBER BEZ FEDERAL | Eddy County, NM | Oil & Gas Property | Jan 2022 |
| 8126 | SOBERDASH | Fayette County, PA | Gas Property | Dec 2025 |
| 8127 | SOBOTIK | Burleson County, TX | Oil & Gas Property | May 2026 |
| 8128 | SOC STATE 145 | Yuma County, CO | Oil & Gas Property | May 2026 |
| 8129 | SOCAL | Garza County, TX | Oil & Gas Property | May 2026 |
| 8130 | SOCIETY OF THE DIVINE WORD | Daviess County, KY | Oil Property | Dec 2015 |
| 8131 | SOCKEYE | La Salle County, TX | Oil & Gas Property | May 2026 |
| 8132 | SOCKEYE | La Salle County, TX | Oil & Gas Property | May 2026 |
| 8133 | SOCKWELL | Montague County, TX | Oil & Gas Property | May 2026 |
| 8134 | SOCO | Carbon County, WY | Oil & Gas Property | Jun 2026 |
| 8135 | SOCO 1907 | Ector County, TX | Oil & Gas Property | Jun 2026 |
| 8136 | SOCO 20 | Weld County, CO | Oil & Gas Property | Dec 2025 |
| 8137 | SOCO 29 | Weld County, CO | Oil & Gas Property | Jan 2020 |
| 8138 | SOCO TRIBAL | Fremont County, WY | Oil & Gas Property | Jun 2026 |
| 8139 | SOCOLOFSKY | Marion County, KS | Oil Property | Apr 2024 |
| 8140 | SOCOLOFSKY | Scott County, KS | Oil Property | Apr 2026 |
| 8141 | SODA POPINSKI 27 | Reeves County, TX | Oil & Gas Property | May 2026 |
| 8142 | SODAK | Polk County, TX | Oil & Gas Property | Jan 2025 |
| 8143 | SODAK OIL CO | Polk County, TX | Oil & Gas Property | Feb 2026 |
| 8144 | SODBUSTER | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 8145 | SODBUSTER 18-09-01 | Kingfisher County, OK | Oil & Gas Property | May 2026 |
| 8146 | SODBUSTER 21 FEE | Lea County, NM | Oil & Gas Property | Jun 2026 |
| 8147 | SODBUSTER 28-27-11 1H | Alfalfa County, OK | Oil & Gas Property | May 2026 |
| 8148 | SODEN | Stafford County, KS | Oil & Gas Property | Feb 1997 |
| 8149 | SODERBURG 501 | Tioga County, PA | Gas Property | Jun 2026 |
| 8150 | SODERSTROM | Barton County, KS | Oil Property | Apr 2026 |
| 8151 | SODIUM 147-93-05B-08H-TF | Dunn County, ND | Oil & Gas Property | Jun 2026 |
| 8152 | SODOWSKY | Major County, OK | Oil & Gas Property | May 2026 |
| 8153 | SOECHTING | Dimmit County, TX | Oil & Gas Property | May 2026 |
| 8154 | SOECHTING STATE | Dimmit County, TX | Oil & Gas Property | May 2026 |
| 8155 | SOEHNER | Yuma County, CO | Gas Property | May 2026 |
| 8156 | SOEHNER | Yuma County, CO | Gas Property | May 2026 |
| 8157 | SOEHNLEN | Stark County, OH | Oil & Gas Property | Dec 2025 |
| 8158 | SOEKEN | Rice County, KS | Oil Property | Mar 2026 |
| 8159 | SOEKEN | Stafford County, KS | Oil Property | Apr 2005 |
| 8160 | SOEKEN | Barton County, KS | Oil Property | Apr 2026 |
| 8161 | SOEKEN | Pratt County, KS | Oil & Gas Property | Feb 2026 |
| 8162 | SOEKEN | Barton County, KS | Oil Property | Mar 2026 |
| 8163 | SOEKEN HOWARD L | Barton County, KS | Oil Property | Jan 1981 |
| 8164 | SOES | Bossier Parish, LA | Oil Property | Dec 2024 |
| 8165 | SOFIA | Canadian County, OK | Oil & Gas Property | May 2026 |
| 8166 | SOFORIC | Westmoreland County, PA | Gas Property | Dec 2025 |
| 8167 | SOFRANKO | Mahoning County, OH | Oil & Gas Property | Dec 2025 |
| 8168 | SOFT TAIL | Ward County, TX | Oil & Gas Property | Sep 2025 |
| 8169 | SOFTA | Fayette County, PA | Gas Property | Dec 2025 |
| 8170 | SOFTAIL | Eddy County, NM | Oil & Gas Property | Jul 2021 |
| 8171 | SOFTAIL 10-17 | Winkler County, TX | Oil & Gas Property | May 2026 |
| 8172 | SOFTSHELL 152-94-33C-28H TF | McKenzie County, ND | Oil & Gas Property | Jun 2026 |
| 8173 | SOFTVEST | Howard County, TX | Oil & Gas Property | Apr 2026 |
| 8174 | SOHIO-EMMONS | Brown County, TX | Gas Property | Aug 2025 |
| 8175 | SOHIO-SHANNON | Crockett County, TX | Oil & Gas Property | May 2026 |
| 8176 | SOHN | Toole County, MT | Oil & Gas Property | Jun 2026 |
| 8177 | SOINSKI | Portage County, OH | Oil & Gas Property | Mar 2026 |
| 8178 | SOIXANTE QUINZE | La Salle County, TX | Oil & Gas Property | May 2026 |
| 8179 | SOJO-TOUCHSTONE | Fisher County, TX | Oil & Gas Property | May 2026 |
| 8180 | SOJOURNER | Adams County, MS | Oil Property | Feb 2026 |
| 8181 | SOJOURNER | Fisher County, TX | Oil & Gas Property | Apr 2026 |
| 8182 | SOKOLOSKY 5 | Washita County, OK | Oil & Gas Property | May 2026 |
| 8183 | SOKOLSKI GU | Orange County, TX | Oil & Gas Property | May 2026 |
| 8184 | SOL 1 | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 8185 | SOL CARPENTER HEIRS | Wise County, TX | Oil & Gas Property | May 2026 |
| 8186 | SOL UNIT | Sublette County, WY | Oil & Gas Property | Jun 2026 |
| 8187 | SOLA VACA NORTE | Zavala County, TX | Oil & Gas Property | May 2026 |
| 8188 | SOLACE | Stephens County, OK | Oil & Gas Property | May 2026 |
| 8189 | SOLADINO | Santa Barbara County, CA | Oil & Gas Property | Jun 2026 |
| 8190 | SOLANICK | Wyoming County, PA | Gas Property | Jun 2026 |
| 8191 | SOLBACH | Russell County, KS | Oil Property | Apr 2026 |
| 8192 | SOLBACH | Russell County, KS | Oil Property | Dec 2025 |
| 8193 | SOLBERG | Toole County, MT | Oil & Gas Property | Sep 2019 |
| 8194 | SOLBERG | Sheridan County, MT | Oil & Gas Property | Feb 2026 |
| 8195 | SOLBERG | Stark County, ND | Oil & Gas Property | Jun 2026 |
| 8196 | SOLBERG | Williams County, ND | Oil & Gas Property | Jun 2026 |
| 8197 | SOLBERG 160-101-10-3-13B-1H | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 8198 | SOLBERG 160-101-2 | Divide County, ND | Oil & Gas Property | Jun 2026 |
| 8199 | SOLDIER CANYON | Garfield County, CO | Gas Property | Apr 2026 |
| 8200 | SOLDIER CREEK | Carbon County, UT | Gas Property | Oct 2006 |