| 91101 | NORTH RUGER 3 | Sweetwater County, WY | Oil & Gas Property | Feb 2026 |
| 91102 | NORTH RYAN | Grady County, OK | Oil & Gas Property | Jan 2026 |
| 91103 | NORTH S | Douglas County, KS | Oil Property | Dec 2025 |
| 91104 | NORTH SADLER PENN UNIT | Grayson County, TX | Oil & Gas Property | Feb 2026 |
| 91105 | NORTH SALT CREEK | Kent County, TX | Oil & Gas Property | Feb 2026 |
| 91106 | NORTH SAYLES UNIT | Jones County, TX | Oil & Gas Property | Feb 2025 |
| 91107 | NORTH SEGMENT 6-5-4 H | McLean County, ND | Oil & Gas Property | Feb 2026 |
| 91108 | NORTH SEMPRA | Panola County, TX | Oil & Gas Property | Feb 2026 |
| 91109 | NORTH SHORE WOOLWORTH | Lea County, NM | Gas Property | Feb 2025 |
| 91110 | NORTH SHUGART | Eddy County, NM | Oil & Gas Property | Oct 2012 |
| 91111 | NORTH SILVERLIGHT | Yolo County, CA | Gas Property | Mar 1997 |
| 91112 | NORTH SLATTERY UNIT | Campbell County, WY | Oil & Gas Property | Feb 2026 |
| 91113 | NORTH SQUARE LAKE PREMIER UNIT | Eddy County, NM | Oil & Gas Property | Oct 2025 |
| 91114 | NORTH SQUARE LAKE UNIT | Eddy County, NM | Oil & Gas Property | Jul 2024 |
| 91115 | NORTH STANGL 1609 | Kingfisher County, OK | Oil & Gas Property | Jan 2026 |
| 91116 | NORTH STAR | Dawson County, TX | Oil Property | Feb 2026 |
| 91117 | NORTH STAR | Parker County, TX | Gas Property | Feb 2026 |
| 91118 | NORTH STILES SPRABERRY UNIT | Reagan County, TX | Oil & Gas Property | Feb 2026 |
| 91119 | NORTH STINNETT UNIT | Lubbock County, TX | Oil & Gas Property | Feb 2026 |
| 91120 | NORTH SUSAN PEAK UNIT | Tom Green County, TX | Oil & Gas Property | Jan 2022 |
| 91121 | NORTH TABLE STATE 57-25 UNIT | Reeves County, TX | Oil & Gas Property | Feb 2026 |
| 91122 | NORTH TARENTAISE FEDERAL | McKenzie County, ND | Oil & Gas Property | Feb 2026 |
| 91123 | NORTH TARN 1 | Harrison Bay Quadrangle, AK | Oil & Gas Property | Feb 2026 |
| 91124 | NORTH THISTLE | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 91125 | NORTH THOMPSON UNIT | Fort Bend County, TX | Oil & Gas Property | Feb 2026 |
| 91126 | NORTH TIOGA-MADISON UNIT | Burke County, ND | Oil & Gas Property | Mar 1985 |
| 91127 | NORTH TONTO | Scurry County, TX | Oil & Gas Property | Feb 2026 |
| 91128 | NORTH TONTO A | Scurry County, TX | Oil & Gas Property | Feb 2026 |
| 91129 | NORTH UNIT | Anderson County, KS | Oil Property | Dec 2025 |
| 91130 | NORTH UNIT | Harrison County, TX | Oil & Gas Property | Jul 1996 |
| 91131 | NORTH VACUUM ABO | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 91132 | NORTH VACUUM ABO | Lea County, NM | Oil & Gas Property | Mar 2026 |
| 91133 | NORTH VALENTINE PRICE | Susquehanna County, PA | Gas Property | Feb 2026 |
| 91134 | NORTH VALLEY | Duchesne County, UT | Oil & Gas Property | Feb 2026 |
| 91135 | NORTH WALNUT BEND UNIT | Cooke County, TX | Oil & Gas Property | Feb 2026 |
| 91136 | NORTH WAMSUTTER | Sweetwater County, WY | Oil & Gas Property | Feb 2026 |
| 91137 | NORTH WELSH | Anderson County, KS | Oil Property | Dec 2025 |
| 91138 | NORTH WEST UNIT 2 | Belmont County, OH | Gas Property | Dec 2025 |
| 91139 | NORTH WEST UNIT MED BL 4H | Belmont County, OH | Gas Property | Dec 2025 |
| 91140 | NORTH WESTBROOK UNIT | Mitchell County, TX | Oil & Gas Property | Feb 2026 |
| 91141 | NORTH WESTHOPE-MADISON UNIT | Bottineau County, ND | Oil & Gas Property | Feb 2026 |
| 91142 | NORTH WHITEBEAD | Garvin County, OK | Oil & Gas Property | Sep 2024 |
| 91143 | NORTH WICKHAM | Fisher County, TX | Oil & Gas Property | Feb 2026 |
| 91144 | NORTH WIDGE | Campbell County, WY | Oil Property | Jul 2000 |
| 91145 | NORTH WILSON | Butler County, KS | Oil Property | Dec 2019 |
| 91146 | NORTH WILSON DEEP UNIT | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 91147 | NORTH WILTON /STRAWN/ UNIT #1 | Young County, TX | Oil & Gas Property | Feb 2026 |
| 91148 | NORTH WOOD | Grady County, OK | Gas Property | Apr 1993 |
| 91149 | NORTH YEGUA EF | Burleson County, TX | Oil & Gas Property | Jan 2026 |
| 91150 | NORTH YOUNG | Lea County, NM | Oil & Gas Property | Mar 2017 |
| 91151 | NORTH-SCHLUTER UNIT 1H | Denton County, TX | Oil & Gas Property | Feb 2026 |
| 91152 | NORTH-WRIGHT | Cochran County, TX | Oil & Gas Property | Jan 2026 |
| 91153 | NORTHCOTT | Eddy County, NM | Oil & Gas Property | Apr 2024 |
| 91154 | NORTHCUT | La Salle County, TX | Oil & Gas Property | Feb 2026 |
| 91155 | NORTHCUTT | Caldwell County, TX | Oil & Gas Property | Feb 2026 |
| 91156 | NORTHCUTT | Marshall County, OK | Oil & Gas Property | Jan 2026 |
| 91157 | NORTHCUTT | Cherokee County, TX | Oil & Gas Property | Feb 2026 |
| 91158 | NORTHCUTT GAS UNIT | Morton County, KS | Gas Property | Dec 2025 |
| 91159 | NORTHCUTT GAS UNIT 'B' | Morton County, KS | Gas Property | Dec 2025 |
| 91160 | NORTHDOWN 28-0-43-6 | Loving County, TX | Oil & Gas Property | Feb 2026 |
| 91161 | NORTHEAST ACKERLY DEAN UNIT | Dawson County, TX | Oil & Gas Property | Feb 2026 |
| 91162 | NORTHEAST BLANCO UNIT | Rio Arriba County, NM | Oil & Gas Property | Feb 2026 |
| 91163 | NORTHEAST BLANCO UNIT | Rio Arriba County, NM | Oil & Gas Property | Feb 2026 |
| 91164 | NORTHEAST CAPROCK QUEEN UNIT | Lea County, NM | Oil Property | Feb 1998 |
| 91165 | NORTHEAST COMPLEX | Webb County, TX | Oil & Gas Property | Feb 2026 |
| 91166 | NORTHEAST DRINKARD UNIT | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 91167 | NORTHEAST EDGEWOOD UNIT | Van Zandt County, TX | Oil & Gas Property | Apr 2016 |
| 91168 | NORTHEAST FUHRMAN-MASCHO UNIT | Andrews County, TX | Oil & Gas Property | Feb 2026 |
| 91169 | NORTHEAST HAYNES | Rio Arriba County, NM | Oil & Gas Property | Feb 2026 |
| 91170 | NORTHEAST KEMNITZ | Lea County, NM | Oil & Gas Property | Feb 2026 |
| 91171 | NORTHEAST LEVELLAND UNIT | Hockley County, TX | Oil & Gas Property | Feb 2026 |
| 91172 | NORTHEAST PEARL QUEEN UNIT | Lea County, NM | Oil Property | May 2022 |
| 91173 | NORTHEAST SCHARBAUER | Martin County, TX | Oil & Gas Property | Feb 2026 |
| 91174 | NORTHEAST SQUARE LAKE PREMIER UNIT | Eddy County, NM | Oil Property | Dec 2010 |
| 91175 | NORTHEAST TRAWICK G | Rusk County, TX | Oil & Gas Property | Feb 2026 |
| 91176 | NORTHEN GAS UNIT | Freestone County, TX | Oil & Gas Property | Feb 2026 |
| 91177 | NORTHERN | Elk County, PA | Oil & Gas Property | Dec 2018 |
| 91178 | NORTHERN | Williams County, ND | Oil & Gas Property | Feb 2026 |
| 91179 | NORTHERN ALLEGHENY CONSERVATION ASS | Warren County, PA | Oil & Gas Property | Dec 2025 |
| 91180 | NORTHERN CENTRAL BANK | Clearfield County, PA | Gas Property | Dec 2025 |
| 91181 | NORTHERN DANCER 10 UNIT | Culberson County, TX | Oil & Gas Property | Feb 2026 |
| 91182 | NORTHERN DANCER 8-17-10-6 | Canadian County, OK | Oil & Gas Property | Jan 2026 |
| 91183 | NORTHERN HARRIER 2 | Dawson County, TX | Oil & Gas Property | Feb 2026 |
| 91184 | NORTHERN LIGHT | Meigs County, OH | Gas Property | Dec 2023 |
| 91185 | NORTHERN LIGHTS | Chaves County, NM | Oil & Gas Property | Feb 2026 |
| 91186 | NORTHERN PACIFIC | Stark County, ND | Oil Property | Jun 1997 |
| 91187 | NORTHERN RANCH | Matagorda County, TX | Oil & Gas Property | Jun 2025 |
| 91188 | NORTHFORK LP WARRANT 23 | Elk County, PA | Gas Property | Dec 2025 |
| 91189 | NORTHGLENN STATE | Weld County, CO | Oil & Gas Property | Apr 2024 |
| 91190 | NORTHINGTON | Wharton County, TX | Oil & Gas Property | Feb 2026 |
| 91191 | NORTHLIGHT | Larimer County, CO | Oil & Gas Property | Jan 2026 |
| 91192 | NORTHRIDGE | San Juan County, NM | Gas Property | Mar 2018 |
| 91193 | NORTHROP 34-16H | Dunn County, ND | Oil & Gas Property | Feb 2026 |
| 91194 | NORTHRUP | Reeves County, TX | Oil & Gas Property | Aug 2024 |
| 91195 | NORTHRUP | Cheyenne County, KS | Oil & Gas Property | Dec 2025 |
| 91196 | NORTHRUP | Ellis County, OK | Oil & Gas Property | Jan 2026 |
| 91197 | NORTHRUP | Chautauqua County, NY | Gas Property | Dec 2024 |
| 91198 | NORTHRUP | Yoakum County, TX | Oil & Gas Property | Feb 2026 |
| 91199 | NORTHRUP | Gaines County, TX | Oil & Gas Property | Feb 2026 |
| 91200 | NORTHRUP | Fayette County, TX | Oil & Gas Property | Feb 2026 |