| 17201 | Lubell Oil Company | Tulsa, OK 74103 | Gas Operator | Jul 1993 |
| 17202 | Luca Operation, LLC | | Oil & Gas Operator | Feb 2016 |
| 17203 | Lucas Energy, Inc. | Houston, TX 77067 | Oil & Gas Operator | Feb 2017 |
| 17204 | Lucas George C | | Oil Operator | Jul 2014 |
| 17205 | Lucas Well Service, Inc. | Parkersburg, WV 26101 | Oil & Gas Operator | Dec 2021 |
| 17206 | Luchshyn Harry E And Dannemiller William F | | Oil & Gas Operator | Dec 1994 |
| 17207 | Lucky Ace Petroleum LLC | Carrollton, TX 75010-4232 | Oil Operator | Oct 2021 |
| 17208 | Lucky Bird Too | Borger, TX 79008 | Oil & Gas Operator | Jul 2026 |
| 17209 | Lucky Crude, LLC | Erie, KS 66733 | Oil Operator | Nov 2025 |
| 17210 | Lucky Four Oil & Gas Company | Sasakwa, OK 74867 | Oil & Gas Operator | May 2026 |
| 17211 | Lucky Iron | | Oil Operator | Mar 2026 |
| 17212 | Lucky Lad Energy, LLC | Magnolia, TX 77353 | Oil & Gas Operator | Jul 2026 |
| 17213 | Lucky Oil & Gas | Malibu, CA 90265 | Oil & Gas Operator | Jul 2026 |
| 17214 | Lucky Oil Company | Comanche, OK 73529-0009 | Oil Operator | Dec 2025 |
| 17215 | Lucky Run, LLC | | Oil Operator | Dec 2019 |
| 17216 | Lucky Strike Production LLC | | Oil Operator | Dec 2024 |
| 17217 | Lucre Oil Company | Muskogee, OK 74401-5099 | Oil & Gas Operator | Jun 2019 |
| 17218 | Lucros International Corporation | Van Buren, AR 72956 | Oil & Gas Operator | Jul 2026 |
| 17219 | Ludco Inc | Caledonia, OH 43314 | Oil & Gas Operator | Dec 1986 |
| 17220 | Ludco Incorporat | | Gas Operator | Mar 1990 |
| 17221 | Ludlow Oil & Gas Company LLC | New Matamoras, OH 45767-5058 | Oil & Gas Operator | Dec 2025 |
| 17222 | Ludwig Cleo R | Caledonia, OH 43314 | Oil & Gas Operator | Dec 1987 |
| 17223 | Luff Exploration | Denver, CO 80203 | Oil & Gas Operator | Dec 2006 |
| 17224 | Luff Exploration Company | Denver, CO 80203 | Oil & Gas Operator | May 2026 |
| 17225 | Luffey Gas Corp. | | Gas Operator | Dec 2008 |
| 17226 | Luffey Gas Corp.-Graff | | Gas Operator | Oct 1994 |
| 17227 | Luffey-Stinson Gas Corporation | | Gas Operator | Sep 2018 |
| 17228 | Lufkin Production Company Inc. | Jacksboro, TX 76458 | Oil & Gas Operator | Jul 2026 |
| 17229 | Luke Oil Company | Bristow, OK 74010 | Oil & Gas Operator | May 2026 |
| 17230 | Luke, D.L. Oil Co. | Burkburnett, TX 76354 | Oil & Gas Operator | Jul 2026 |
| 17231 | Luke, W. J. | Muenster, TX 76252 | Oil & Gas Operator | Mar 2013 |
| 17232 | Luling O&G LLC | Cibolo, TX 78108 | Oil & Gas Operator | Jul 2026 |
| 17233 | Luling Oil & Gas Co Inc | San Antonio, TX 78209 | Oil Operator | Dec 1986 |
| 17234 | Luling Well Service | Luling, TX 78648 | Oil & Gas Operator | Jul 2026 |
| 17235 | Luloc Oil Co. | Lockhart, TX 78644 | Oil & Gas Operator | Aug 2003 |
| 17236 | Lulu & Thomas Kavouras | | Oil & Gas Operator | Dec 2023 |
| 17237 | Lumbley, W. F. | Hobbs, NM 88242 | Oil & Gas Operator | Jan 2008 |
| 17238 | Lunar Investments Inc | Oklahoma City, OK 73118-4823 | Oil & Gas Operator | Apr 2026 |
| 17239 | Lunar Oil Company | Midland, TX 79708 | Oil & Gas Operator | Feb 1999 |
| 17240 | Lundberg Oil Co. | Dallas, TX 75360 | Oil & Gas Operator | Jan 2003 |
| 17241 | Lundberg Operating Corporation | Dallas, TX 75225 | Oil & Gas Operator | Oct 2002 |
| 17242 | Lundells, Inc. | Freer, TX 78357 | Oil & Gas Operator | Jan 1995 |
| 17243 | Lundvall Oil & Gas Inc | | Oil & Gas Operator | Jan 2023 |
| 17244 | Lundy, Richard C. | Pampa, TX 79066 | Oil & Gas Operator | Aug 1997 |
| 17245 | Lunge, James & Sally | Eden, NY 14057 | Gas Operator | Dec 2025 |
| 17246 | Lunn, Will | Wichita Falls, TX 76301 | Oil & Gas Operator | Jun 1997 |
| 17247 | Luoil Inc | Corning, OH 43730 | Oil & Gas Operator | Dec 2025 |
| 17248 | Luray Oil Co., L.L.C. | | Oil Operator | Jan 2025 |
| 17249 | Lusk & Lusk, Inc. | | Oil & Gas Operator | Jul 1984 |
| 17250 | Lusk Nominee Trust | Houston, TX 77098 | Oil & Gas Operator | Jul 2019 |
| 17251 | Lusk Operating LLC | Denver, CO 80202 | Oil Operator | Jun 2017 |
| 17252 | Lutes Daun | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2025 |
| 17253 | Lutex Oil, LTD. | Luling, TX 78648 | Oil & Gas Operator | Sep 2024 |
| 17254 | Luther Oil Inc | Cameron Park, CA 95682-8865 | Oil & Gas Operator | Apr 2020 |
| 17255 | Luther W. Davis | | Oil & Gas Operator | Jun 1996 |
| 17256 | Luttrell, T. Bruce Oil & Gas Opr | Freer, TX 78357 | Oil & Gas Operator | Mar 2008 |
| 17257 | Lutz And Boyd | Wichita Falls, TX 76308 | Oil & Gas Operator | Jul 2026 |
| 17258 | Lutz, Jerry | Reed City, MI 49677 | Gas Operator | Apr 1987 |
| 17259 | Lutz, Lisa Morgan | Fayetteville, AR 72702 | Oil Operator | Mar 2026 |
| 17260 | Lutz, Scott T. Trust | Fayetteville, AR 72702 | Oil Operator | Mar 2011 |
| 17261 | Lutz, Scott Thomas, Estate Of | Fayetteville, AR 72703 | Oil Operator | Aug 1996 |
| 17262 | Lutz, Thomas C. | | Oil Operator | Dec 2009 |
| 17263 | Luvwell Holdings | Tyler, TX 75701 | Oil Operator | Jul 2026 |
| 17264 | Luween Energy LLC | Oklahoma City, OK 73128 | Oil & Gas Operator | Apr 2026 |
| 17265 | Luxe Operating LLC | Denver, CO 80202 | Oil & Gas Operator | Sep 2021 |
| 17266 | Luxor Oil & Gas, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Mar 2017 |
| 17267 | Lvi Enterprises Trust | Plano, TX 75093-7789 | Oil & Gas Operator | Nov 2014 |
| 17268 | LVM Oil Production LLC | Yale, OK 74085-6688 | Oil & Gas Operator | Jul 2021 |
| 17269 | LVW, Inc. | | Oil & Gas Operator | Dec 2024 |
| 17270 | LW Operating Co. | Wichita Falls, TX 76310 | Oil Operator | Jul 2026 |
| 17271 | Lwood Energy, Inc. | | Oil Operator | Dec 2002 |
| 17272 | LX4, LLC | Gage, OK 73843 | Oil Operator | May 2026 |
| 17273 | LXS Inc | Stigler, OK 74462-0506 | Gas Operator | Nov 2013 |
| 17274 | Lyco Energy Corporation | Dallas, TX 75206 | Oil & Gas Operator | Jun 2015 |
| 17275 | Lyco Operating Company | Dallas, TX 75206 | Gas Operator | Dec 1997 |
| 17276 | Lyda Gerald SR X Bar Ranch | San Antonio, TX 78268-0907 | Oil & Gas Operator | Feb 1994 |
| 17277 | Lydic, W. J., Inc. | Zanesville, OH 43702-2310 | Oil & Gas Operator | Jan 2005 |
| 17278 | Lyle Cashion Co. | | Oil & Gas Operator | Sep 1989 |
| 17279 | Lyle Energy & Development, Inc | | Oil Operator | Dec 2008 |
| 17280 | Lymac Exploration And Production, LLC | | Oil & Gas Operator | Jul 2016 |
| 17281 | Lyn-Que Oil & Gas, Inc. | | Oil Operator | Sep 1992 |
| 17282 | Lyn-San Company | Midland, TX 79708 | Oil & Gas Operator | Dec 2018 |
| 17283 | Lynal, Inc. | | Oil & Gas Operator | Oct 1988 |
| 17284 | Lynal, Inc.- Michel T Halbouty | | Oil & Gas Operator | Oct 1984 |
| 17285 | Lynan Energy Inc | Oklahoma City, OK 73120 | Oil & Gas Operator | May 2013 |
| 17286 | Lynbrook Oil Company | Houston, TX 77057 | Oil & Gas Operator | Dec 2008 |
| 17287 | Lynch, W. W. | San Antonio, TX 78205 | Oil & Gas Operator | Jul 2006 |
| 17288 | Lynch, W. Waldo | Uvalde, TX 78801 | Oil & Gas Operator | Jan 1996 |
| 17289 | Lynch, Wilbur Waldo, Estate Of | New Braunfels, TX 78130 | Oil & Gas Operator | Oct 2017 |
| 17290 | Lynco Oilfield Equipment, Inc. | Giddings, TX 78942 | Oil & Gas Operator | Aug 2003 |
| 17291 | Lynco Production Company | Dallas, TX 75243 | Oil & Gas Operator | Nov 1999 |
| 17292 | Lynd, J. L., Inc. | Austin, TX 78716 | Oil & Gas Operator | Sep 2009 |
| 17293 | Lyndum, Inc. | Weatherford, TX 76088 | Oil & Gas Operator | Oct 2009 |
| 17294 | Lyne Energy Corporation | Wichita Falls, TX 76308 | Oil & Gas Operator | Dec 1995 |
| 17295 | Lynn Creek Energy | McKinney, TX 75071 | Oil & Gas Operator | Nov 2015 |
| 17296 | Lynn Creek Oil Company | Allen, TX 75002 | Oil & Gas Operator | Apr 2020 |
| 17297 | Lynn Creek Oil Partnership, II | Dallas, TX 75243 | Oil & Gas Operator | Oct 2003 |
| 17298 | Lynn Creek Production Company | Allen, TX 75002 | Oil & Gas Operator | Dec 2011 |
| 17299 | Lynn Riggs LLC | Sebring, OH 44672 | Oil & Gas Operator | Dec 2025 |
| 17300 | Lynn William R | Pawhuska, OK 74056 | Oil & Gas Operator | May 2013 |