| 201 | KALINOWSKI | Bradford County, PA | Gas Property | Jun 2026 |
| 202 | KALISPELL-KEVIN | Toole County, MT | Oil Property | Feb 2015 |
| 203 | KALISPELL-KEVIN | Toole County, MT | Oil & Gas Property | Oct 2017 |
| 204 | KALIVODA | Kingman County, KS | Oil & Gas Property | Jan 2026 |
| 205 | KALKA | Carson County, TX | Gas Property | Jun 2026 |
| 206 | KALLINA | Colorado County, TX | Oil & Gas Property | Jun 2026 |
| 207 | KALLINA | Dewitt County, TX | Oil & Gas Property | Jun 2026 |
| 208 | KALLSEN | Adams County, CO | Oil & Gas Property | Dec 2023 |
| 209 | KALLSEN | Denver County, CO | Oil & Gas Property | May 2018 |
| 210 | KALLSEN 15-0 | Adams County, CO | Oil & Gas Property | Sep 2018 |
| 211 | KALLUS 34-39 A UNIT | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 212 | KALMBACH | De Soto Parish, LA | Oil & Gas Property | Jan 2025 |
| 213 | KALMBACH | Saginaw County, MI | Oil Property | Dec 2025 |
| 214 | KALOA | Tyonek Quadrangle, AK | Gas Property | Apr 2017 |
| 215 | KALP 1 | Westmoreland County, PA | Gas Property | Nov 2015 |
| 216 | KALTENBACH | Butler County, PA | Oil Property | Dec 2025 |
| 217 | KAMAL E YOUSSEF | Indiana County, PA | Gas Property | Dec 2025 |
| 218 | KAMAS | Woods County, OK | Oil & Gas Property | Jul 2026 |
| 219 | KAMAS | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 220 | KAMELL | Hood County, TX | Oil & Gas Property | Jun 2026 |
| 221 | KAMIKAZE 5-8 | Howard County, TX | Oil & Gas Property | Jun 2026 |
| 222 | KAMINSKI-DESGRANDCHAMP UNIT 1 | St. Clair County, MI | Oil & Gas Property | Jun 2026 |
| 223 | KAMINSKY UNIT | Westmoreland County, PA | Gas Property | Jun 2026 |
| 224 | KAMLA | Yuma County, CO | Gas Property | May 2026 |
| 225 | KAMM | Caddo County, OK | Oil & Gas Property | Jun 2026 |
| 226 | KAMM FARMS | Coshocton County, OH | Oil Property | Dec 2005 |
| 227 | KAMMERDIENER | Armstrong County, PA | Gas Property | Dec 2025 |
| 228 | KAMMERER | Wilson County, KS | Oil & Gas Property | May 2026 |
| 229 | KAMMERZELL | Weld County, CO | Oil & Gas Property | Oct 2019 |
| 230 | KAMMERZELL | Weld County, CO | Oil & Gas Property | May 2026 |
| 231 | KAMP | Beaver County, OK | Oil & Gas Property | Jun 2026 |
| 232 | KAMPERMAN | Hughes County, OK | Gas Property | Jul 2026 |
| 233 | KAMPF | Ashtabula County, OH | Oil & Gas Property | Dec 2019 |
| 234 | KAMPHAUS | Washita County, OK | Oil & Gas Property | Sep 2012 |
| 235 | KAN & HOCKING COAL | Kanawha County, WV | Gas Property | Dec 2021 |
| 236 | KAN GAULEY COAL & COKE | Fayette County, WV | Oil & Gas Property | Dec 2021 |
| 237 | KAN. & HOCKING CO | Kanawha County, WV | Gas Property | Dec 2021 |
| 238 | KANADA | Los Angeles County, CA | Oil & Gas Property | Dec 1990 |
| 239 | KANADY | Butler County, KS | Oil Property | May 2026 |
| 240 | KANAWHA | Fayette County, WV | Gas Property | Dec 2021 |
| 241 | KANAWHA BANK | Kanawha County, WV | Gas Property | Dec 2021 |
| 242 | KANAWHA CITY | Kanawha County, WV | Gas Property | Dec 2021 |
| 243 | KANAWHA CO | Roane County, WV | Oil & Gas Property | Dec 2021 |
| 244 | KANAWHA EAGLE COAL | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 245 | KANAWHA GAULEY | Fayette County, WV | Oil & Gas Property | Dec 2021 |
| 246 | KANAWHA HOCKING | Kanawha County, WV | Oil & Gas Property | Dec 2021 |
| 247 | KANAWHA SERVICES CORP. PEABODY | Fayette County, WV | Gas Property | Dec 2021 |
| 248 | KANAWHA UNION BANK | Gilmer County, WV | Oil & Gas Property | Dec 2021 |
| 249 | KANCEL UNIT | Washington County, PA | Gas Property | Jun 2026 |
| 250 | KANDI SUE | Noble County, OK | Oil & Gas Property | Oct 2012 |
| 251 | KANDIYOHI | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 252 | KANDIYOHI | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 253 | KANDIYOHI 159-90 | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 254 | KANE | Seward County, KS | Gas Property | Mar 2026 |
| 255 | KANE | Blaine County, MT | Gas Property | Jun 2026 |
| 256 | KANE | Campbell County, WY | Oil Property | Sep 2017 |
| 257 | KANE | Anderson County, KS | Oil Property | Feb 2017 |
| 258 | KANE | Chouteau County, MT | Gas Property | Jun 2026 |
| 259 | KANE | Washington County, OK | Oil Property | Jun 2026 |
| 260 | KANE | Kiowa County, KS | Oil & Gas Property | May 2026 |
| 261 | KANE | Le Flore County, OK | Gas Property | Jun 2026 |
| 262 | KANE | Washington County, OK | Oil Property | Jun 2026 |
| 263 | KANE | Kiowa County, KS | Oil & Gas Property | Jun 2021 |
| 264 | KANE | Coal County, OK | Oil & Gas Property | Jun 2026 |
| 265 | KANE | Moore County, TX | Gas Property | Apr 2026 |
| 266 | KANE 1 | Blaine County, MT | Gas Property | Jun 2026 |
| 267 | KANE 13-20 4-3-29-32 | Duchesne County, UT | Oil & Gas Property | Jun 2026 |
| 268 | KANE ESTATE | McKean County, PA | Oil & Gas Property | Dec 2025 |
| 269 | KANE OIL | McKean County, PA | Oil Property | Dec 1994 |
| 270 | KANE SPRINGS | Grand County, UT | Oil & Gas Property | Jun 2026 |
| 271 | KANE TRUST | Kiowa County, KS | Oil & Gas Property | Jan 2026 |
| 272 | KANE WILLIAM 11942 | Butler County, PA | Gas Property | Jun 2026 |
| 273 | KANE, THOMAS | Barbour County, WV | Oil & Gas Property | Dec 2021 |
| 274 | KANE-BLOEMER | Kern County, CA | Oil & Gas Property | Jul 2012 |
| 275 | KANEB-UNIVERSITY 5 | Reagan County, TX | Oil & Gas Property | Jun 2026 |
| 276 | KANGA GAS UNIT 2H | San Augustine County, TX | Gas Property | Jun 2026 |
| 277 | KANGA STATE D 36 | Weld County, CO | Oil & Gas Property | May 2021 |
| 278 | KANGAROO | Panola County, TX | Oil & Gas Property | Jun 2026 |
| 279 | KANGAROO 12 FEDERAL COM | Eddy County, NM | Oil & Gas Property | Jul 2026 |
| 280 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 281 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 282 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 283 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jul 2011 |
| 284 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 285 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 286 | KANGERGA | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 287 | KANGERGA 1-ALFORD RO (AW) 1H | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 288 | KANGERGA A GAS UNIT 11H | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 289 | KANGERGA ET AL | Gregg County, TX | Oil & Gas Property | Jun 2026 |
| 290 | KANGERGA GAS UNIT | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 291 | KANGERGA MICHAEL | Rusk County, TX | Oil & Gas Property | Jun 2026 |
| 292 | KANKEY | Madison County, TX | Oil & Gas Property | May 2026 |
| 293 | KANNEGIETER 160-90-17 P-1H | Burke County, ND | Oil & Gas Property | Jun 2026 |
| 294 | KANNIANEN | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 295 | KANNIANEN FEDERAL 11-4TFHU | Mountrail County, ND | Oil & Gas Property | Jun 2026 |
| 296 | KANNING | Toole County, MT | Oil & Gas Property | Jun 2026 |
| 297 | KANO | Creek County, OK | Oil & Gas Property | Apr 2026 |
| 298 | KANON | Canadian County, OK | Oil & Gas Property | Jun 2026 |
| 299 | KANSAS | Morton County, KS | Gas Property | Mar 2026 |
| 300 | KANSAS | Morton County, KS | Gas Property | Mar 2026 |