| 2801 | Inland Operating Company | Tulsa, OK 74136 | Oil & Gas Operator | Nov 2025 |
| 2802 | Inman Oil LLC | Ruidoso, NM 88355 | Oil Operator | Dec 2025 |
| 2803 | Integrated Energy Service Corp | Cleveland, OK 74020 | Oil & Gas Operator | Nov 1998 |
| 2804 | Inter-States Oil & Gas Inc | Edmond, OK 73003-0023 | Oil & Gas Operator | Apr 2020 |
| 2805 | Intergrated Drill & Expl Inc | Tulsa, OK 74136-1071 | Oil & Gas Operator | Sep 1994 |
| 2806 | Intergy Production LLC | Edmond, OK 73083 | Oil & Gas Operator | Feb 2026 |
| 2807 | International Energy Company LLC | Tulsa, OK 74136-3922 | Oil & Gas Operator | Feb 2026 |
| 2808 | International Energy Corporation | Tulsa, OK 74136-3922 | Oil & Gas Operator | Dec 2018 |
| 2809 | International Ventures Inc | Pogasa Springs, CO 81147 | Oil Operator | Jul 1996 |
| 2810 | Internorth Inc | Tulsa, OK 74136 | Oil & Gas Operator | Apr 2014 |
| 2811 | Interstate Explorations LLC | Houston, TX 77010 | Oil & Gas Operator | May 2026 |
| 2812 | Interstate Operating LLC | Tulsa, OK 74101-0535 | Oil & Gas Operator | Aug 2013 |
| 2813 | Investment Equipment LLC | FT Morgan, CO 80701 | Oil & Gas Operator | Mar 2026 |
| 2814 | Investment Operating Co | Stillwater, OK 74075-8572 | Oil Operator | Feb 2026 |
| 2815 | Investors Resources Corp | Edmond, OK 73034 | Oil & Gas Operator | Feb 2026 |
| 2816 | Invoil, Inc. | Oklahoma City, OK 73112 | Oil & Gas Operator | May 2026 |
| 2817 | Iochem Corporation | Oklahoma City, OK 73118-7483 | Oil & Gas Operator | Feb 2026 |
| 2818 | Ip Petroleum Company, Inc. | Houston, TX 77210 | Oil & Gas Operator | Mar 2008 |
| 2819 | Irex Corporation | Englewood, CO 80111 | Oil & Gas Operator | May 2000 |
| 2820 | Iron Hawk Energy Group Joint Venture | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2026 |
| 2821 | Iron Post Oil & Gas Co Inc | Bristow, OK 74010-4120 | Oil & Gas Operator | Feb 2026 |
| 2822 | Iron Sights Operating, Inc. | Stillwater, OK 74076 | Oil & Gas Operator | Jul 2022 |
| 2823 | Iron Star Energy LLC | Houston, TX 77037-1142 | Oil & Gas Operator | Feb 2026 |
| 2824 | Ironhead Oil & Gas LLC | Healdton, OK 73438 | Gas Operator | Jan 2026 |
| 2825 | Isaacs Fairy J | Konawa, OK 74849-0134 | Oil Operator | Sep 2020 |
| 2826 | Itr Petroleum Inc | Houston, TX 77002 | Oil & Gas Operator | Apr 1998 |
| 2827 | J & E Energy Company | Oklahoma City, OK 73120-1108 | Oil & Gas Operator | Mar 2015 |
| 2828 | J & F Oil & Gas Company | Yale, OK 74085-0311 | Oil & Gas Operator | Feb 2004 |
| 2829 | J & F Oil Co. | Olney, TX 76374 | Oil & Gas Operator | May 2026 |
| 2830 | J & J Energy Service LLC | Bokoshe, OK 74930 | Gas Operator | Jan 2026 |
| 2831 | J & J Jackson Oil & Gas Inc | Centerview, MO 64019 | Oil Operator | Dec 2025 |
| 2832 | J & J Oil Co. | Luling, TX 78648 | Oil & Gas Operator | Mar 2015 |
| 2833 | J & J Oil Company LLC | Lubbock, TX 79424 | Oil Operator | May 2026 |
| 2834 | J & J Production Company LLC | Okemah, OK 74859 | Oil & Gas Operator | Jan 2026 |
| 2835 | J & J Tank Truck Services LLC | Peyton, CO 80831 | Oil Operator | Oct 2024 |
| 2836 | J & K Operating Co LLC | Delaware, OK 74027 | Oil & Gas Operator | Dec 2025 |
| 2837 | J & K Production LLC | Konawa, OK 74849 | Oil Operator | Jan 2026 |
| 2838 | J & L Oil Company | El Dorado, AR 71730 | Oil Operator | Jan 2025 |
| 2839 | J & M Oil Co | Overland PK, KS 66209 | Oil & Gas Operator | Jan 2026 |
| 2840 | J & M Operating Company | Pond Creek, OK 73766 | Oil Operator | Oct 2015 |
| 2841 | J & M Well Service & Trucking Inc | Bristow, OK 74010-2399 | Oil & Gas Operator | Nov 2025 |
| 2842 | J & P Production | Holdenville, OK 74848-9485 | Oil Operator | Mar 2015 |
| 2843 | J & R Enterprises | Wetumka, OK 74883-0068 | Oil & Gas Operator | Sep 2000 |
| 2844 | J & R Transports Inc | Woodward, OK 73802 | Oil & Gas Operator | Dec 2006 |
| 2845 | J & S Gas Company | Ranger, TX 76470 | Oil & Gas Operator | Oct 2003 |
| 2846 | J & S Of Enid Inc | Enid, OK 73701 | Oil & Gas Operator | Jul 2019 |
| 2847 | J & S Oil & Gas Inc | Asher, OK 74826 | Oil & Gas Operator | Feb 2026 |
| 2848 | J & S Oil Company | Graham, TX 76450 | Oil & Gas Operator | Apr 2022 |
| 2849 | J & S Operating | Shiner, TX 77984 | Oil & Gas Operator | Dec 2002 |
| 2850 | J & T Operating Inc | Norman, OK 73070-1736 | Oil & Gas Operator | Feb 2012 |
| 2851 | J & T Resources Inc | Oologah, OK 74053-0249 | Oil Operator | Aug 2013 |
| 2852 | J & Z Investments LLC | Ada, OK 74820-0065 | Oil & Gas Operator | Jan 2026 |
| 2853 | J A Marrs Oil Company Inc | Drumright, OK 74030 | Oil & Gas Operator | Aug 2024 |
| 2854 | J B Drilling Company Inc | Muldrow, OK 74948-6601 | Oil & Gas Operator | Feb 2026 |
| 2855 | J B Energy, Inc. | Denton, TX 76206 | Oil & Gas Operator | Aug 2018 |
| 2856 | J B Hulet | | Oil & Gas Operator | Aug 2013 |
| 2857 | J B Tank Trucks Inc | Blackwell, OK 74631-0464 | Oil Operator | Apr 2014 |
| 2858 | J Black Productions LLC | Seminole, OK 74868 | Oil Operator | Dec 2025 |
| 2859 | J C Petroleum Inc | Chickasha, OK 73023-1433 | Oil & Gas Operator | Dec 2013 |
| 2860 | J D Operating Company | Tulsa, OK 74105 | Oil & Gas Operator | Jun 2005 |
| 2861 | J D Sutton Inc | Loco, OK 73442-9701 | Oil & Gas Operator | Feb 2026 |
| 2862 | J F D Inc | Houston, TX 77041-6914 | Oil & Gas Operator | Feb 2000 |
| 2863 | J F K G & Associates | Sherman, TX 75091-0758 | Oil Operator | Oct 2008 |
| 2864 | J Hurd Oil LLC | | Oil Operator | Feb 2026 |
| 2865 | J I Staley Co LLC | Okmulgee, OK 74447 | Oil & Gas Operator | Jan 2026 |
| 2866 | J J B Oil & Gas Inc | Mineral Wells, TX 76068 | Oil & Gas Operator | Nov 1996 |
| 2867 | J K Exploration & Production Inc | Fullerton, CA 92832 | Oil & Gas Operator | May 2026 |
| 2868 | J L Hajek Enterprises LLC | Ames, OK 73718 | Oil & Gas Operator | Nov 2025 |
| 2869 | J O C Operating Inc | Fort Worth, TX 76102-6823 | Oil & Gas Operator | Feb 2021 |
| 2870 | J O MC Oil & Gas Inc | Maud, OK 74854 | Oil & Gas Operator | Apr 1999 |
| 2871 | J Petroleum, Inc. | San Antonio, TX 78247 | Oil & Gas Operator | Aug 2003 |
| 2872 | J T Oil & Gas LLC | Sapulpa, OK 74066-9718 | Oil Operator | Nov 2024 |
| 2873 | J&K Fine Energy LLC | Bethany, OK 73008 | Oil & Gas Operator | Feb 2026 |
| 2874 | J&R Operating | Holliday, TX 76366 | Oil & Gas Operator | Feb 2024 |
| 2875 | J-Brex Company | Amarillo, TX 79101 | Oil & Gas Operator | May 2026 |
| 2876 | J-O Oil Co | | Oil & Gas Operator | Dec 2000 |
| 2877 | J-Tag Public Saltwater | Healtdon, OK 73438 | Oil Operator | Sep 1998 |
| 2878 | J-W Operating Company | Christoval, TX 76935 | Oil & Gas Operator | May 2026 |
| 2879 | J. C. Oil Company | Odessa, TX 79766 | Oil & Gas Operator | Mar 2015 |
| 2880 | J.D. Pittman Operating LLC | Edmond, OK 73025 | Oil & Gas Operator | Jan 2026 |
| 2881 | J.R. Oil Company | Houston, TX 77007 | Oil & Gas Operator | Jul 2019 |
| 2882 | J/A Productions LLC | Kellyville, OK 74039-0544 | Oil Operator | Jan 2026 |
| 2883 | J3 Energy | Purcell, OK 73080 | Oil & Gas Operator | Sep 2003 |
| 2884 | J3 Energy LLC | Ada, OK 74820 | Oil Operator | Jan 2026 |
| 2885 | Jac-Mac Energy Corporation | Oklahoma City, OK 73170 | Oil & Gas Operator | Feb 2026 |
| 2886 | Jack Exploration Inc | Sulphur, OK 73086 | Oil & Gas Operator | Oct 2017 |
| 2887 | Jack Oil Company L.L.C. | Duncan, OK 73533 | Oil & Gas Operator | Dec 2025 |
| 2888 | Jackass Flats Oil & Gas Co | Edmond, OK 73013 | Gas Operator | Jan 2015 |
| 2889 | Jackson Donald W Trust | Blue Eye, MO 65611-7293 | Gas Operator | Aug 2015 |
| 2890 | Jackson Emma Trust | Duncan, OK 73534-1388 | Oil & Gas Operator | Oct 2016 |
| 2891 | Jackson Energy Development, Inc. | Cedar Park, TX 78613 | Oil & Gas Operator | May 2026 |
| 2892 | Jackson J M | Oklahoma City, OK 73101 | Oil & Gas Operator | Apr 2005 |
| 2893 | Jackson L B Production Co | Tulsa, OK 74193-0001 | Oil & Gas Operator | Aug 2013 |
| 2894 | Jackson Oilfield Service Inc | Purcell, OK 73080-4357 | Oil & Gas Operator | Jan 2021 |
| 2895 | Jackson Petroleum Consult Inc | Dallas, TX 75287 | Oil & Gas Operator | Aug 1994 |
| 2896 | Jackson, Jeral W. Inc. | Wichita Falls, TX 76307 | Oil & Gas Operator | May 2004 |
| 2897 | Jaco Energy Company Inc | Stigler, OK 74462 | Gas Operator | Feb 2026 |
| 2898 | Jaco, Troy Inc. | Sherman, TX 75091 | Oil & Gas Operator | May 2026 |
| 2899 | Jacobs Jean | Hurdle Mills, NC 27541 | Oil & Gas Operator | May 2013 |
| 2900 | Jaed Oil Production Co Inc | Arkansas City, KS 67005-0902 | Oil & Gas Operator | Mar 2015 |