| 6901 | Cravey, W. H. | Hobbs, NM 88240 | Oil & Gas Operator | Jan 2012 |
| 6902 | Craw Operating LLC | Mooreland, OK 73852 | Oil & Gas Operator | Oct 2025 |
| 6903 | Crawford And Cameron Group | Houston, TX 77074 | Oil & Gas Operator | May 1997 |
| 6904 | Crawford Arthur E Dba The Lazy Oil Co | | Oil Operator | Dec 2024 |
| 6905 | Crawford Energy Operating Co | Houston, TX 77056 | Oil & Gas Operator | Aug 2008 |
| 6906 | Crawford Energy, Incorporated | Houston, TX 77056 | Oil & Gas Operator | Mar 2008 |
| 6907 | Crawford Hughes Operating Co. | The Woodlands, TX 77380 | Oil & Gas Operator | Feb 2026 |
| 6908 | Crawford Oil & W | | Oil Operator | Dec 1985 |
| 6909 | Crawford Oil Com | | Oil Operator | Dec 1987 |
| 6910 | Crawford Oil Company | Iowa Park, TX 76367 | Oil & Gas Operator | Jul 2001 |
| 6911 | Crawford Oil LLC | Paola, KS 66071 | Oil Operator | Dec 2019 |
| 6912 | Crawford Production Company Inc | Junction City, AR 71749 | Oil & Gas Operator | Sep 2025 |
| 6913 | Crawford, Linda | Alice, TX 78332 | Oil Operator | Feb 2026 |
| 6914 | Crawley Petroleum Corporation | Oklahoma City, OK 73102 | Oil & Gas Operator | Feb 2026 |
| 6915 | Crazy Horse Oil | | Oil Operator | May 2025 |
| 6916 | Crazy Horse Operating LLC | Austin, TX 78731 | Oil & Gas Operator | Feb 2026 |
| 6917 | Crazy J Oil LLC | | Oil & Gas Operator | Nov 2025 |
| 6918 | CRB Resources Inc | Oklahoma City, OK 73118 | Oil & Gas Operator | Oct 2025 |
| 6919 | CRD Investments LLC | Duncan, OK 73533-4226 | Oil Operator | Oct 2025 |
| 6920 | CRD Operating, LLC | Fort Worth, TX 76116 | Oil & Gas Operator | Feb 2021 |
| 6921 | Creager And Creager Production | Midland, TX 79708 | Oil & Gas Operator | Aug 2003 |
| 6922 | Creamer, Donald R., Inc. | Midland, TX 79702 | Oil & Gas Operator | Mar 2006 |
| 6923 | Creative Oil & Gas Operating,LLC | Giddings, TX 78942 | Oil & Gas Operator | May 2024 |
| 6924 | Creative Oil And Gas Op II, LLC | Santa Anna, TX 76878 | Oil Operator | Feb 2026 |
| 6925 | Crebbs Oil Company | Batson, TX 77519 | Oil & Gas Operator | Jun 2024 |
| 6926 | Creco Operating LLC | | Oil & Gas Operator | Nov 2015 |
| 6927 | Credo Petroleum Corporation | Denver, CO 80202 | Oil & Gas Operator | Jan 2013 |
| 6928 | Cree Oil LLC | | Oil & Gas Operator | Nov 2025 |
| 6929 | Creed Operating Co., LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Feb 2026 |
| 6930 | Creede Oil & Gas Company | Oklahoma City, OK 73102-7502 | Oil & Gas Operator | Jun 2006 |
| 6931 | Creek Ellis | Haskell, OK 74436 | Oil & Gas Operator | Mar 2012 |
| 6932 | Creek Energy, Inc. | Brownwood, TX 76804 | Oil & Gas Operator | Feb 2026 |
| 6933 | Creek Oil Company | Colorado Springs, CO 80906 | Oil & Gas Operator | Aug 2001 |
| 6934 | Creek Operating Company, Inc. | Dallas, TX 75205 | Oil & Gas Operator | Sep 1998 |
| 6935 | Crego Exploration | Dallas, TX 75243 | Oil & Gas Operator | Feb 2026 |
| 6936 | Creighton Rick D | New Matamoras, OH 45767 | Oil & Gas Operator | Dec 2016 |
| 6937 | Cremson Oil & Gas | Coleman, TX 76834 | Oil & Gas Operator | Feb 2026 |
| 6938 | Crenshaw Oil | Wichita Falls, TX 76302 | Oil & Gas Operator | Feb 2026 |
| 6939 | Crenshaw, Joe R. | Wichita Falls, TX 76301 | Oil & Gas Operator | Aug 2003 |
| 6940 | Crenshaw, K. M. | Wichita Falls, TX 76308 | Oil & Gas Operator | Aug 2018 |
| 6941 | Creole Operating, LLC | | Oil & Gas Operator | Dec 2024 |
| 6942 | Crescendo Resources, L.P. | Amarillo, TX 79188 | Oil & Gas Operator | Oct 2025 |
| 6943 | Crescent Drillin | | Gas Operator | Apr 1991 |
| 6944 | Crescent Drilling Company, Inc. | | Gas Operator | Dec 2024 |
| 6945 | Crescent DRLG & DVLPMNT, Inc. | | Oil & Gas Operator | Oct 1992 |
| 6946 | Crescent Energy Company | | Oil Operator | May 1993 |
| 6947 | Crescent Energy Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Feb 2026 |
| 6948 | Crescent Exploration Company | Austin, TX 78767 | Oil & Gas Operator | Aug 1995 |
| 6949 | Crescent Exploration, LLC | Edmond, OK 73013 | Oil & Gas Operator | Mar 2015 |
| 6950 | Crescent Oil & Gas | Decatur, TX 76234 | Gas Operator | Dec 1999 |
| 6951 | Crescent Pass Energy, LLC | Houston, TX 77070 | Oil & Gas Operator | Feb 2026 |
| 6952 | Crescent Point Energy Us Corp | Denver, CO 80202 | Oil & Gas Operator | Apr 2024 |
| 6953 | Creslenn Oil Co | | Oil & Gas Operator | Nov 1998 |
| 6954 | Crest Oil & Gas Management Corp. | | Oil & Gas Operator | Oct 2025 |
| 6955 | Crest Oil Corp | | Gas Operator | Dec 1983 |
| 6956 | Crest Operating Company | Houston, TX 77042 | Oil & Gas Operator | Feb 2026 |
| 6957 | Crest Petr Inc | Rose Hill, KS 67133 | Oil Operator | Jun 2000 |
| 6958 | Crest Petroleum | Newark, OH 43055 | Oil & Gas Operator | Nov 1993 |
| 6959 | Crest Petroleum, LLC | Wichita Falls, TX 76301 | Oil & Gas Operator | Feb 2026 |
| 6960 | Crest Resources & Expl. Corp. | Houston, TX 77079 | Oil & Gas Operator | Dec 1998 |
| 6961 | Crest Resources Inc | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2026 |
| 6962 | Crestmont Operating LLC | New York, NY 10151 | Oil Operator | Feb 2026 |
| 6963 | Creston Oil Corporation | Jacksonville, FL 32225 | Oil & Gas Operator | Dec 2021 |
| 6964 | Creston Petroleum Corp. | Dallas, TX 75380 | Oil & Gas Operator | Feb 2026 |
| 6965 | Crestone Peak Resources Operating LLC | | Oil & Gas Operator | Oct 2025 |
| 6966 | Crestridge DRLG. & Prod.Co.,LLC | Midland, TX 79702 | Oil & Gas Operator | Sep 2023 |
| 6967 | Creswell, Chris | Graham, TX 76450 | Oil & Gas Operator | Feb 2026 |
| 6968 | Creswell, R.G. | Graham, TX 76450 | Oil & Gas Operator | Feb 2013 |
| 6969 | Crew B Operating, LLC | Okmulgee, OK 74447 | Oil Operator | Oct 2025 |
| 6970 | Crey Oil & Gas LLC | Sundown, TX 79372 | Oil Operator | Feb 2026 |
| 6971 | CRG Properties LTD. | | Oil & Gas Operator | Dec 2013 |
| 6972 | Cricket Enterprises Corporation | Nowata, OK 74048-9683 | Oil & Gas Operator | Mar 2015 |
| 6973 | Cricket Petroleum | Tulsa, OK 74146 | Oil & Gas Operator | Dec 2016 |
| 6974 | Criger Oil Compa | | Oil Operator | Sep 1992 |
| 6975 | Crimson Energy Company, LC | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2004 |
| 6976 | Crimson Energy Partners IV, LLC | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2023 |
| 6977 | Crimson Energy Partners, L.P. | Fort Worth, TX 76102 | Oil & Gas Operator | Jun 2009 |
| 6978 | Crimson Energy PTNRS III, L.L.C. | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2023 |
| 6979 | Crimson Explor Operating, Inc. | | Oil & Gas Operator | Dec 2009 |
| 6980 | Crimson Exploration Inc. | Houston, TX 77060 | Oil & Gas Operator | Apr 2006 |
| 6981 | Crimson Exploration Oper., Inc. | Houston, TX 77002 | Oil & Gas Operator | Dec 2019 |
| 6982 | Crimson Resource Management Corp. | | Oil & Gas Operator | Nov 2025 |
| 6983 | Crimson Resources, LLC | Tulsa, OK 74133 | Oil Operator | Jul 2007 |
| 6984 | Cris Oil | | Oil Operator | May 2025 |
| 6985 | Crisis Oil Co., Inc. | Dallas, TX 75252 | Oil & Gas Operator | Jun 1995 |
| 6986 | Crissinger Robert A Inc | Strongsville, OH 44136 | Oil & Gas Operator | Dec 2003 |
| 6987 | Criswell E. White | | Gas Operator | Jun 2015 |
| 6988 | Criswell Energy LLC | Montezuma, IA 50171-8500 | Oil & Gas Operator | Oct 2022 |
| 6989 | Criteria Petrole | | Oil Operator | Sep 1996 |
| 6990 | Criterion Energy, Limited | Austin, TX 78737 | Gas Operator | Jan 2003 |
| 6991 | CRJ Bond Operations, LLC | Graham, TX 76450 | Oil Operator | Feb 2026 |
| 6992 | CRM Energy Partners | | Oil & Gas Operator | Oct 2025 |
| 6993 | CRM Energy, Inc. | Oklahoma City, OK 73101 | Oil & Gas Operator | Feb 2026 |
| 6994 | Crocker Oil Company | Windthorst, TX 76389 | Oil & Gas Operator | Aug 1999 |
| 6995 | Crockett Oil And Gas, Inc. | Sharon, KS 67138 | Oil & Gas Operator | Jun 2006 |
| 6996 | Crockett Operating, LLC | Arlington, TX 76017 | Oil & Gas Operator | Feb 2026 |
| 6997 | Crockett Operting, LLC | Arlington, TX 76013 | Oil & Gas Operator | Oct 2020 |
| 6998 | Croft Petroleum Co. | Cut Bank, MT 59427 | Oil & Gas Operator | Dec 2022 |
| 6999 | Croker, Danny | Wichita Falls, TX 76302 | Oil & Gas Operator | Feb 2026 |
| 7000 | Cromeens Petroleum, Inc. | Mineral Wells, TX 76067 | Oil & Gas Operator | Sep 1996 |