| 2901 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 2902 | J.D. Pittman Operating LLC | Edmond, OK 73025 | Oil & Gas Operator | Apr 2025 |
| 2903 | J.R. Oil Company | Houston, TX 77007 | Oil & Gas Operator | Jul 2019 |
| 2904 | J/A Productions LLC | Kellyville, OK 74039-0544 | Oil Operator | May 2025 |
| 2905 | J3 Energy | Purcell, OK 73080 | Oil & Gas Operator | Sep 2003 |
| 2906 | J3 Energy LLC | Ada, OK 74820 | Oil Operator | Apr 2025 |
| 2907 | Jac-Mac Energy Corporation | Oklahoma City, OK 73170 | Oil & Gas Operator | May 2025 |
| 2908 | Jack Exploration, Inc. | Sulphur, OK 73086 | Oil & Gas Operator | Oct 2017 |
| 2909 | Jack Oil Company | Baird, TX 79504 | Oil & Gas Operator | May 2025 |
| 2910 | Jackass Flats Oil & Gas Co | Edmond, OK 73013 | Gas Operator | Jan 2015 |
| 2911 | Jackson Donald W Trust | Blue Eye, MO 65611-7293 | Gas Operator | Aug 2015 |
| 2912 | Jackson Emma Trust | Duncan, OK 73534-1388 | Oil & Gas Operator | Oct 2016 |
| 2913 | Jackson Energy Development, Inc. | Cedar Park, TX 78613 | Oil & Gas Operator | Jul 2025 |
| 2914 | Jackson J M | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2005 |
| 2915 | Jackson L B Production Co | Tulsa, OK 74193-0001 | Oil & Gas Operator | Aug 2013 |
| 2916 | Jackson Oilfield Service Inc | Purcell, OK 73080-4357 | Oil & Gas Operator | Jan 2021 |
| 2917 | Jackson Petroleum Consult Inc | Dallas, TX 75287 | Oil & Gas Operator | Aug 1994 |
| 2918 | Jackson, Jeral W. Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2004 |
| 2919 | Jaco Energy Company Inc | Stigler, OK 74462 | Gas Operator | Apr 2025 |
| 2920 | Jaco, Troy Inc. | Sherman, TX 75091 | Oil & Gas Operator | Jul 2025 |
| 2921 | Jacobs Jean | Hurdle Mills, NC 27541 | Oil & Gas Operator | May 2013 |
| 2922 | Jaed Oil Production Co Inc | Arkansas City, KS 67005-0902 | Oil & Gas Operator | Mar 2015 |
| 2923 | Jagger Oil LLC | Konawa, OK 74849 | Oil & Gas Operator | Apr 2025 |
| 2924 | Jai Oil | Lucien, OK 73757 | Oil & Gas Operator | Apr 2025 |
| 2925 | Jake Energy LLC | Prague, OK 74864 | Oil & Gas Operator | Jul 2021 |
| 2926 | Jakmen Inc | Edmond, OK 73034-5313 | Oil & Gas Operator | Jun 2015 |
| 2927 | James Energy Company | Okmulgee, OK 74447-0275 | Oil & Gas Operator | May 2013 |
| 2928 | James Johnny | Sapulpa, OK 74066 | Oil & Gas Operator | May 2025 |
| 2929 | James Larry | Guthrie, OK 73044-9622 | Oil & Gas Operator | Apr 2025 |
| 2930 | James Lawrence E Estate Of | Crescent, OK 73028-9304 | Oil & Gas Operator | Nov 2021 |
| 2931 | James Oil Company | Compton, CA 90221-4399 | Oil & Gas Operator | Nov 2008 |
| 2932 | James Petroleum Inc | Oklahoma City, OK 73116 | Oil & Gas Operator | Feb 2014 |
| 2933 | James Raymond L | Sapulpa, OK 74066-8785 | Oil & Gas Operator | May 2025 |
| 2934 | Jan Oil Company | Oklahoma City, OK 73156 | Oil & Gas Operator | May 2006 |
| 2935 | January Investments LLC | Norman, OK 73069-8224 | Oil & Gas Operator | May 2025 |
| 2936 | Jaquess W D "Bud" | Ada, OK 74820 | Oil & Gas Operator | Jan 2018 |
| 2937 | Jas Tube Well Holding LLC | Kilgore, TX 75663-3711 | Oil & Gas Operator | May 2020 |
| 2938 | Jasmine Inc | Duncan, OK 73534-1103 | Oil & Gas Operator | Jun 2017 |
| 2939 | Jason Petroleum Corporation | Tulsa, OK 74170-0622 | Oil & Gas Operator | Dec 1998 |
| 2940 | Jasper Oil LLC | Bristow, OK 74010-3907 | Oil & Gas Operator | Apr 2025 |
| 2941 | Jaw Oil Co. | Amarillo, TX 79101 | Oil & Gas Operator | Jan 1997 |
| 2942 | Jay B Harden | | Oil Operator | Apr 2025 |
| 2943 | Jay Development Corp. | Dallas, TX 75420 | Oil & Gas Operator | Jun 1992 |
| 2944 | Jay Energy Corporation | Dallas, TX 75240 | Oil & Gas Operator | Jan 2007 |
| 2945 | Jay Management Company LLC | Houston, TX 77057 | Oil & Gas Operator | Jul 2025 |
| 2946 | Jay Petroleum Inc | Oklahoma City, OK 73154-0526 | Oil & Gas Operator | Mar 2019 |
| 2947 | Jay Resources Corporation | Houston, TX 77010 | Oil & Gas Operator | Feb 1998 |
| 2948 | Jaycar Production LLC | Comanche, OK 73529-4670 | Oil Operator | Mar 2025 |
| 2949 | Jayhawk Mineral Investments LLC | Edmond, OK 73034-8874 | Oil & Gas Operator | Apr 2025 |
| 2950 | JB Petroleum Corporation | Purcell, OK 73080-6954 | Oil & Gas Operator | Sep 2018 |
| 2951 | JB Production Company | Denton, TX 76202 | Oil & Gas Operator | Jul 2004 |
| 2952 | JB Smith Operating Co LLC | Duncan, OK 73533-4618 | Oil Operator | Apr 2025 |
| 2953 | JBC Operating LLC | Foyil, OK 74031-0310 | Oil & Gas Operator | Jul 2016 |
| 2954 | JBD Oklahoma, L.L.C. | | Oil & Gas Operator | Apr 2025 |
| 2955 | JCB II Enterprises LLC | Perryton, TX 79070 | Oil & Gas Operator | Jun 2023 |
| 2956 | JCN Petroleum Corporation | Edmond, OK 73083-3357 | Oil & Gas Operator | Jun 2004 |
| 2957 | JCR, Jr - Operating, Inc. | Amarillo, TX 79114 | Oil & Gas Operator | Apr 2022 |
| 2958 | JCS Operating LLC | Guymon, OK 73942 | Oil & Gas Operator | Apr 2025 |
| 2959 | JCT #1 LTD | Fairview, OK 73737-9614 | Oil Operator | Sep 2006 |
| 2960 | JCTJ Energy LLC | Asher, OK 74826 | Oil & Gas Operator | May 2025 |
| 2961 | Jeanie Oil Inc | Drumright, OK 74023 | Oil & Gas Operator | Feb 1999 |
| 2962 | Jeau Mar Limited Inc | Tulsa, OK 74114 | Oil & Gas Operator | Jul 1996 |
| 2963 | Jebito Farm LLC | Oklahoma City, OK 73162-6249 | Oil & Gas Operator | Apr 2025 |
| 2964 | Jec Operating LLC | Oklahoma City, OK 73114-2717 | Oil & Gas Operator | Apr 2025 |
| 2965 | Jeff Jensen Properties Inc | | Oil & Gas Operator | Mar 2014 |
| 2966 | Jefferson Co LLC (The) | Corinth, TX 76205 | Oil & Gas Operator | Aug 2004 |
| 2967 | Jeffries Keith E Dba Lady Bug Oil Company | Blackwell, OK 74631-0389 | Oil & Gas Operator | Mar 2019 |
| 2968 | Jeffries Pumping Service Inc | Guthrie, OK 73044-8761 | Oil & Gas Operator | Apr 2025 |
| 2969 | Jegeroil Corp | New York, NY 10036 | Oil & Gas Operator | Aug 2000 |
| 2970 | Jena Operating Company, Inc. | Dallas, TX 75367 | Oil & Gas Operator | May 2007 |
| 2971 | Jenex Operating Company | The Woodlands, TX 77380-164280209 | Oil & Gas Operator | May 2019 |
| 2972 | Jenkins & Sons Production, Inc. | Arkansas City, KS 67005 | Oil Operator | Jul 2014 |
| 2973 | Jenkins Charles L | Edmond, OK 73083-3610 | Oil Operator | Jul 1996 |
| 2974 | Jenkins Charley W Dba Jenkins Oil Company | Duncan, OK 73533-3204 | Oil Operator | Mar 2015 |
| 2975 | Jenkins Energy Company | Comanche, OK 73529 | Oil Operator | Oct 2024 |
| 2976 | Jenkins Petroleum Inc | Stillwater, OK 74076 | Oil & Gas Operator | Mar 1994 |
| 2977 | Jenkins Walter D | Oklahoma City, OK 73156-1022 | Oil & Gas Operator | Mar 2011 |
| 2978 | Jericho Exploration | Weleetka, OK 74880-0704 | Oil & Gas Operator | Apr 2025 |
| 2979 | Jerico Resources LLC | Seminole, OK 74868-6538 | Oil & Gas Operator | Apr 2020 |
| 2980 | Jeron Oil And Gas Inc | Denison, TX 75020 | Oil & Gas Operator | Jun 2000 |
| 2981 | Jerry Sanner Oil Properties Inc | Enid, OK 73701 | Oil & Gas Operator | May 2025 |
| 2982 | Jerry Scott Drilling Company Inc | Ada, OK 74821 | Oil & Gas Operator | Apr 2025 |
| 2983 | Jesse Operating LLC | Konawa, OK 74849-4917 | Oil Operator | Apr 2025 |
| 2984 | Jesse'S Oilfield Service | Okemah, OK 74859 | Oil & Gas Operator | Sep 2014 |
| 2985 | Jet Oil Co12/Ofb See 18649 | | Oil & Gas Operator | Jul 2007 |
| 2986 | Jetson Operating Inc | Ada, OK 74820 | Oil & Gas Operator | Sep 2024 |
| 2987 | Jetta Operating Company Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Jul 2025 |
| 2988 | Jewell Consulting Inc | Bixby, OK 74008 | Oil & Gas Operator | Dec 2022 |
| 2989 | JFD,Inc | Houston, TX 77041-6914 | Oil & Gas Operator | Feb 2000 |
| 2990 | Jhatco Inc | Enid, OK 73701 | Oil & Gas Operator | May 2025 |
| 2991 | JHS Energy, Inc | Denver, CO 80222 | Oil & Gas Operator | Mar 2025 |
| 2992 | Jico Exploration Inc | Oklahoma City, OK 73118 | Oil & Gas Operator | Nov 2004 |
| 2993 | Jim Bennett Oil Co Inc | | Oil & Gas Operator | Mar 2019 |
| 2994 | Jim Clower Inc | Beaver, OK 73932 | Oil & Gas Operator | Apr 2025 |
| 2995 | Jim Darnell Dba Jim Darnell Operating Co | Okmulgee, OK 74447-8988 | Oil & Gas Operator | Mar 2025 |
| 2996 | Jimgas Inc | Magnolia, TX 77355 | Oil & Gas Operator | May 2016 |
| 2997 | Jimmy R Chatham LLC | Healdton, OK 73438 | Oil & Gas Operator | May 2025 |
| 2998 | Jireh Resources LLC | Tulsa, OK 74170-1230 | Oil Operator | Apr 2025 |
| 2999 | JJJ & D Inc | Yale, OK 74085 | Oil Operator | Sep 1998 |
| 3000 | JKB Resources LLC | Stigler, OK 74462 | Oil & Gas Operator | Apr 2025 |