| 16101 | L & L Resources, Inc. | Hays, KS 67601 | Oil Operator | Mar 1986 |
| 16102 | L & L Smith Energy Corporation | Muskogee, OK 74403-8479 | Oil & Gas Operator | Jan 2023 |
| 16103 | L & L Supply | | Oil Operator | Dec 1994 |
| 16104 | L & M Oil | | Oil Operator | Jun 2024 |
| 16105 | L & M Oil Co. | Yates Center, KS 66783 | Oil & Gas Operator | Dec 1998 |
| 16106 | L & M Oil Compan | | Oil & Gas Operator | Dec 1986 |
| 16107 | L & M Operating, Inc. | Big Lake, TX 76932 | Oil & Gas Operator | Nov 2024 |
| 16108 | L & M Petroleum Co | Reno, OH 45773 | Oil & Gas Operator | Dec 1987 |
| 16109 | L & N Co. | | Oil Operator | Jul 1991 |
| 16110 | L & N Exploration Inc | | Oil & Gas Operator | Jul 2013 |
| 16111 | L & P Enterprises, LLC | Paola, KS 66071 | Oil Operator | Jul 2024 |
| 16112 | L & R Drilling Company | Belle Fourche, SD 57717 | Oil & Gas Operator | Dec 1999 |
| 16113 | L & R Energy Corporation | Spearman, TX 79081 | Oil & Gas Operator | Nov 2014 |
| 16114 | L & R Oil, Inc. | Great Bend, KS 67530 | Oil Operator | Jul 2024 |
| 16115 | L & R Petroleum | Kilgore, TX 75663 | Oil & Gas Operator | Nov 2024 |
| 16116 | L & S Drilling, Inc. | Kamay, TX 76369 | Oil & Gas Operator | Mar 2016 |
| 16117 | L & S Oil And Gas | Newark, OH 43055-8732-8732 | Oil & Gas Operator | Dec 2014 |
| 16118 | L & S Service Corp. | | Oil Operator | Jul 1989 |
| 16119 | L & T Disposal LLC | Wilson, OK 73463-6545 | Oil Operator | Mar 2016 |
| 16120 | L & T Exploration | | Oil & Gas Operator | Dec 1987 |
| 16121 | L & T Oil Co., Inc. | Midland, TX 79705 | Oil & Gas Operator | Nov 2024 |
| 16122 | L & W Oil & Gas, Inc. | | Oil & Gas Operator | May 1994 |
| 16123 | L & W Operators | Pampa, TX 79066 | Oil & Gas Operator | Jan 2018 |
| 16124 | L A Productions | Sunset, TX 76270 | Oil & Gas Operator | Nov 2024 |
| 16125 | L And C Leasing, Inc. | Pampa, TX 79066 | Oil & Gas Operator | Mar 2019 |
| 16126 | L And C Oil Company | | Oil Operator | Aug 1996 |
| 16127 | L And G Drilling | | Oil Operator | Jun 1987 |
| 16128 | L And J Oil Comp | | Oil Operator | Dec 1996 |
| 16129 | L And L Production Company | Skellytown, TX 79080 | Oil & Gas Operator | Sep 1996 |
| 16130 | L And R Oil Company | Oakley, KS 67748 | Oil & Gas Operator | Jan 2004 |
| 16131 | L B Exploration Inc | Wichita, KS 67205 | Oil & Gas Operator | Jul 2024 |
| 16132 | L B G Operating Co | Fairfax, OK 74037 | Oil & Gas Operator | Oct 2014 |
| 16133 | L B Industries Inc | Englewood, CO 80112 | Oil & Gas Operator | Jun 2003 |
| 16134 | L B Petroleum In | | Oil Operator | Nov 1995 |
| 16135 | L D & Associates | Broken Arrow, OK 74014-1712 | Oil Operator | Feb 2012 |
| 16136 | L D O Incorporat | | Oil Operator | Jul 1988 |
| 16137 | L E Carpenter Oil & Gas, Inc. | | Oil & Gas Operator | Sep 1985 |
| 16138 | L E Jones Operating Inc | Duncan, OK 73534 | Oil & Gas Operator | Sep 2024 |
| 16139 | L H Energy Incor | | Oil Operator | Dec 1991 |
| 16140 | L L & H E Kidd | | Gas Operator | Sep 1990 |
| 16141 | L L & M Properties, Inc. | Burkburnett, TX 76354 | Oil & Gas Operator | Aug 2004 |
| 16142 | L P C Energy, Inc. | | Oil & Gas Operator | Mar 1985 |
| 16143 | L P Oil Company Inc. | | Oil & Gas Operator | Aug 2024 |
| 16144 | L R Company | Casper, WY 82602 | Oil & Gas Operator | Sep 2007 |
| 16145 | L R French Jr | Midland, TX 79701 | Oil & Gas Operator | Aug 2014 |
| 16146 | L R Operating Co. | Graford, TX 76449 | Oil & Gas Operator | Nov 2024 |
| 16147 | L V Gas Incorpor | | Oil & Gas Operator | Mar 1991 |
| 16148 | L&DWG LLC | Copeland, KS 67837 | Gas Operator | Jul 2024 |
| 16149 | L&L Oil Company LLC | Copan, OK 74022-4608 | Oil Operator | Mar 2014 |
| 16150 | L&M, Inc. | Vienna, WV 26105 | Oil & Gas Operator | May 2024 |
| 16151 | L'Oil Operating & Management Co., Inc. | | Oil & Gas Operator | May 2024 |
| 16152 | L'Oil Operating And MGMT. Co. | | Oil & Gas Operator | Dec 2008 |
| 16153 | L-83, Inc. | Midland, TX 79702 | Oil & Gas Operator | Oct 1995 |
| 16154 | L-K Wireline, Inc. | Hays, KS 67601 | Oil Operator | Dec 2019 |
| 16155 | L-R Production | Olney, TX 76374 | Oil & Gas Operator | Nov 2024 |
| 16156 | L-Texx Petroleum, LP | Arlington, TX 76013 | Oil & Gas Operator | Nov 2024 |
| 16157 | L. A. W. Oil, LLC | | Oil Operator | Dec 2018 |
| 16158 | L. A. West | | Gas Operator | Feb 2000 |
| 16159 | L. B. Petroleum, Inc. | Denver, CO 80202 | Gas Operator | Jan 2016 |
| 16160 | L. B. Simmons Energy, Inc. | Midland, TX BAD ADDR | Oil & Gas Operator | Oct 1996 |
| 16161 | L. D. Drilling, Inc. | Great Bend, KS 67530 | Oil & Gas Operator | Jul 2024 |
| 16162 | L. D. McMullan | | Oil Operator | May 2023 |
| 16163 | L. E. Gillespie | | Oil Operator | Sep 1984 |
| 16164 | L. E. Hester | | Gas Operator | Oct 2004 |
| 16165 | L. R. Fitzgerald | | Oil & Gas Operator | Feb 2015 |
| 16166 | L. R. Resources II | | Oil & Gas Operator | Feb 1991 |
| 16167 | L. S. K. L. Oil Co. | Buda, TX 78610 | Oil & Gas Operator | Nov 2024 |
| 16168 | L. W. Babcock | | Oil Operator | Dec 1986 |
| 16169 | L. W. Snuffy McCartney | | Oil Operator | Jul 2015 |
| 16170 | L.C. Coon Production Co. | | Oil Operator | Apr 1995 |
| 16171 | L.C.S. Production Company | Abilene, TX 79608 | Oil & Gas Operator | Nov 2024 |
| 16172 | L.J. Exploration, Inc. | | Oil & Gas Operator | Dec 2020 |
| 16173 | L.J. Resources, LLC | Graham, TX 76450 | Gas Operator | Nov 2024 |
| 16174 | L.J.M. Corporation | Houston, TX 77025 | Oil & Gas Operator | Jun 2012 |
| 16175 | L.K. Energies, Inc. | | Oil & Gas Operator | Dec 2002 |
| 16176 | L.L. Oil Company | Freer, TX 78357 | Oil & Gas Operator | Nov 2024 |
| 16177 | L.L. Tuck | | Oil Operator | Jan 2001 |
| 16178 | L.O.G. Energy Exploration, LTD. | Laredo, TX 78041 | Oil & Gas Operator | Nov 2024 |
| 16179 | L.S.E. Energy-V.P. Smith | | Oil Operator | Mar 1988 |
| 16180 | L.T.D. Explorations Inc. | Alice, TX 78333 | Oil & Gas Operator | Nov 2024 |
| 16181 | L2SG Production, LLC | Nocona, TX 76255 | Oil Operator | May 2020 |
| 16182 | L7 Energy LLC | Wichita Falls, TX 76308 | Oil Operator | Nov 2024 |
| 16183 | La Campana, Inc. | Port Aransas, TX 78373 | Oil & Gas Operator | Nov 2024 |
| 16184 | La Chalk Gathering System | | Oil Operator | Jan 2006 |
| 16185 | La Coastal Pet.Services Co Inc | | Oil & Gas Operator | Dec 1982 |
| 16186 | La Delta Farms Oil Company LLC | | Oil & Gas Operator | Jul 2024 |
| 16187 | La Gas Dev Corp/Araxas | | Oil & Gas Operator | Dec 2001 |
| 16188 | La Honda Fields Limited Partnership | | Oil & Gas Operator | Dec 2021 |
| 16189 | La Intrastate Gas Co LLC | | Oil Operator | Apr 2004 |
| 16190 | La Jolla Oil & Gas, Inc. | Frisco, TX 75034 | Oil & Gas Operator | Nov 2024 |
| 16191 | La Land Co. | | Oil Operator | Dec 1989 |
| 16192 | La Mar, Paul W. | Nocona, TX 76255 | Oil & Gas Operator | May 1995 |
| 16193 | La Mesa Production, Inc. | | Oil & Gas Operator | Apr 2004 |
| 16194 | La Paloma Generating Company LLC | | Oil & Gas Operator | Dec 2000 |
| 16195 | La Parrita Oil & Gas, Inc. | Rosenberg, TX 77471 | Oil & Gas Operator | May 2002 |
| 16196 | La Plata Gathering System Inc | Dallas, TX 75206 | Gas Operator | Nov 2023 |
| 16197 | La Prele Exploration | | Oil & Gas Operator | Oct 1979 |
| 16198 | La Roca Energy, LP | Dallas, TX 75207 | Oil & Gas Operator | May 2024 |
| 16199 | La Ronya Oil & Gas | George West, TX 78022 | Gas Operator | Nov 2024 |
| 16200 | La Sara Operating Company, LLC | Houston, TX 77056 | Oil & Gas Operator | Dec 2015 |