| 4601 | Premier Resources LTD | Denver, CO 80237 | Oil & Gas Operator | Jul 2002 |
| 4602 | Prenalta Corporation | Terrytown, NY 10591 | Oil & Gas Operator | Jan 1997 |
| 4603 | Prentice Benny P | Allen, OK 74825-0247 | Oil & Gas Operator | Feb 2007 |
| 4604 | Prentice Bradley L | Allen, OK 74825 | Oil & Gas Operator | Apr 2025 |
| 4605 | Prentice Bro Oil Operators | Allen, OK 74825 | Oil & Gas Operator | Apr 2014 |
| 4606 | Prentice Ed | Allen, OK 74825 | Oil & Gas Operator | Apr 2025 |
| 4607 | Prentice Napier & Green Inc | Oklahoma City, OK 73142 | Oil & Gas Operator | May 2025 |
| 4608 | Presco Inc | The Woodlands, TX 77380 | Oil & Gas Operator | Oct 2020 |
| 4609 | Presidio Energy, Inc. | | Oil & Gas Operator | Jan 1992 |
| 4610 | Presidio Petroleum LLC | Canadian, TX 79014 | Oil & Gas Operator | Jul 2025 |
| 4611 | Presley Operating LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Apr 2025 |
| 4612 | Presley Petroleum Company | Newport Beach, CA 92658-2200 | Oil & Gas Operator | Oct 1999 |
| 4613 | Pressure Pumping Services LLC | Blackwell, OK 74631-2466 | Oil & Gas Operator | Apr 2025 |
| 4614 | Preston Carter Oil Company | Davis, OK 73030 | Oil & Gas Operator | Apr 2025 |
| 4615 | Preston Oil Co | Woodlands, TX 77380 | Oil & Gas Operator | Dec 2009 |
| 4616 | Pri Producing Inc | Houston, TX 77002 | Oil & Gas Operator | Jan 2006 |
| 4617 | Priam Operating Company | Tulsa, OK 74114 | Oil & Gas Operator | Jul 2022 |
| 4618 | Price Brothers Oil Co | Duncan, OK 73533 | Oil Operator | Feb 1996 |
| 4619 | Price J R Inc | Addington, OK 73520-0099 | Oil & Gas Operator | Apr 2015 |
| 4620 | Price Operating Company Inc | Nowata, OK 74048 | Oil & Gas Operator | Mar 2020 |
| 4621 | Price, W. H. | Granbury, TX 76048 | Oil & Gas Operator | Jun 2024 |
| 4622 | Pricor-TRC Corporation | Mounds, OK 74047 | Oil & Gas Operator | May 2013 |
| 4623 | Pride Energy Company | Tulsa, OK 74170 | Oil & Gas Operator | Jul 2025 |
| 4624 | Primary Fuels Inc | Midland, TX 79701-4410 | Oil & Gas Operator | Mar 1991 |
| 4625 | Primary Natural Resources III LLC | Tulsa, OK 74136-6351 | Oil & Gas Operator | May 2025 |
| 4626 | Primary Natural Resources Inc. | Tulsa, OK 74136-6351 | Oil & Gas Operator | Mar 2023 |
| 4627 | Prime Energy Corp | Charleston, WV 25301-1707 | Oil & Gas Operator | Sep 2015 |
| 4628 | Prime Operating Company | Houston, TX 77024 | Oil & Gas Operator | Jul 2025 |
| 4629 | Primexx Operating Corporation | Dallas, TX 75206 | Oil & Gas Operator | Mar 2024 |
| 4630 | Primrose Jimmie | | Oil Operator | Feb 1998 |
| 4631 | Primrose Operating Company | Wichita Falls, TX 76307 | Oil & Gas Operator | Jun 2007 |
| 4632 | Prince Brothers Drilling Co | Electra, TX 76360 | Oil & Gas Operator | Apr 2015 |
| 4633 | Princess Three Corporation | Henderson, TX 75653 | Oil & Gas Operator | Apr 2020 |
| 4634 | Princess Three Operating, LLC | Henderson, TX 75653 | Oil & Gas Operator | Jul 2025 |
| 4635 | Pringle Operating Co. | Tulsa, OK 74103 | Oil & Gas Operator | Aug 2015 |
| 4636 | Priority Holdings LLC | Marlow, OK 73055 | Oil Operator | Apr 2025 |
| 4637 | Prize Operating Company | Grapevine, TX 76051 | Oil & Gas Operator | Aug 2016 |
| 4638 | Pro-Energy Inc | Tulsa, OK 74136-5925 | Oil Operator | Apr 2025 |
| 4639 | Proctor Dale & Mildred | Wetumka, OK 74883-6272 | Gas Operator | Apr 2025 |
| 4640 | Producers Oil Company | Tulsa, OK 74103 | Oil & Gas Operator | Jan 2007 |
| 4641 | Producers Operating Co Inc | Amarillo, TX 79105 | Oil & Gas Operator | Jul 2025 |
| 4642 | Proex Energy Management, L.L.C. | Spring, TX 77386 | Oil & Gas Operator | Jul 2025 |
| 4643 | Prompt Operating LLC | Velma, OK 73491 | Oil Operator | Mar 2025 |
| 4644 | Prospect Enterprises Inc | Wetumka, OK 74883-0068 | Oil & Gas Operator | Apr 2004 |
| 4645 | Prospective Investment & Trading | Scottsdale, AZ 85261-4190 | Oil & Gas Operator | Jun 2016 |
| 4646 | Prosper Oil & Gas,Inc. | Dallas, TX 75201 | Oil & Gas Operator | Jul 2025 |
| 4647 | Prosperous Oil & Gas Inc | Okmulgee, OK 74447 | Oil & Gas Operator | Apr 2025 |
| 4648 | Protege Energy LLC | Tulsa, OK 74135 | Oil & Gas Operator | Jan 2018 |
| 4649 | Prough A J | Gotebo, OK 73041 | Oil Operator | Apr 2014 |
| 4650 | Proven Reserves Management, Inc. | Dallas, TX 75370 | Oil & Gas Operator | Apr 2025 |
| 4651 | Providence Energy Corporation | Broken Arrow, OK 74013-3783 | Oil & Gas Operator | Feb 1994 |
| 4652 | Providence Exploration & Production Inc | Fort Smith, AR 72913-5171 | Gas Operator | Dec 2012 |
| 4653 | Providence Oil & Gas Corp | Tulsa, OK 74135-5463 | Oil & Gas Operator | May 2005 |
| 4654 | Pruitt Operating Company LLC | Ratliff City, OK 73481-5802 | Oil & Gas Operator | May 2025 |
| 4655 | Pryor, Curtis | Lubbock, TX 79424 | Oil & Gas Operator | Dec 1998 |
| 4656 | Pryor, VIctor W., Jr. | Holdenville, OK 74848 | Oil & Gas Operator | Apr 2017 |
| 4657 | Psa Inc | Chandler, OK 74834-4222 | Oil & Gas Operator | Apr 2025 |
| 4658 | Psec Inc | Tulsa, OK 74102-0871 | Oil & Gas Operator | Dec 2016 |
| 4659 | PT II LTD | | Oil & Gas Operator | Oct 2004 |
| 4660 | Pullers Oil Company LLC | Blackwell, OK 74631-9512 | Oil & Gas Operator | May 2025 |
| 4661 | Pulliam Dennis L | Mannford, OK 74044-9733 | Oil & Gas Operator | Nov 2001 |
| 4662 | Pulliam IVan Henry | Coweta, OK 74429 | Oil & Gas Operator | Dec 2017 |
| 4663 | Pulliam Ken D | Bristow, OK 74010-8648 | Oil & Gas Operator | Feb 2012 |
| 4664 | Pulliam Melvin | Mannford, OK 74044 | Oil & Gas Operator | Jul 2019 |
| 4665 | Puma Petroleum Corporation | Tulsa, OK 74152-0129 | Oil Operator | Feb 2004 |
| 4666 | Pump It Up LLC | Owasso, OK 74055-0723 | Oil Operator | Jun 2024 |
| 4667 | Pumping Services Inc | Seminole, OK 74868-2421 | Oil & Gas Operator | Feb 2023 |
| 4668 | Pure Energy Systems Inc | Olive Branch, MS 38654-9041 | Gas Operator | Apr 2025 |
| 4669 | Pure Oil Co | | Oil & Gas Operator | Dec 1996 |
| 4670 | Putnam Phyllis L | Bartlesville, OK 74006-7326 | Oil & Gas Operator | May 2021 |
| 4671 | PV Oil & Gas LLC | Ratliff City, OK 73481 | Oil Operator | Apr 2025 |
| 4672 | PXP Gulf Coast Inc. | Houston, TX 77002 | Oil & Gas Operator | Mar 2015 |
| 4673 | Pybas Robert | Wanette, OK 74878 | Oil Operator | Apr 2014 |
| 4674 | Pyramid Energy Inc | San Antonio, TX 78216 | Oil & Gas Operator | Feb 2012 |
| 4675 | Pyramid Oil Of America, Inc. | Nichols Hill, OK 73116 | Oil & Gas Operator | Apr 2025 |
| 4676 | Pyro Energy Corp | Kingwood, TX 77339-2102 | Oil & Gas Operator | Mar 1998 |
| 4677 | Q T Oil LTD Co | Shawnee, OK 74801 | Oil Operator | Apr 2025 |
| 4678 | Qep Energy Company | Midland, TX 79701 | Oil & Gas Operator | Apr 2025 |
| 4679 | Quad J Oil & Gas LLC | Crescent, OK 73028 | Oil & Gas Operator | May 2025 |
| 4680 | Quad Operating Company | Bulverde, TX 78163 | Oil & Gas Operator | Apr 2025 |
| 4681 | Quail Creek Oil Corporation | Houston, TX 77024 | Oil & Gas Operator | Jul 2025 |
| 4682 | Quail Creek Petro MGMT Corp | Oklahoma City, OK 73134 | Oil & Gas Operator | Aug 2013 |
| 4683 | Quail Oil & Gas LC | Garden City, KS 67846 | Oil & Gas Operator | May 2025 |
| 4684 | Quality Production Co Of Stigler Inc | Stigler, OK 74462-0635 | Gas Operator | Feb 2013 |
| 4685 | Quanah Company | Tulsa, OK 74159-0469 | Oil & Gas Operator | May 2020 |
| 4686 | Quantum Oil & Gas Corporation | Oklahoma City, OK 73172 | Oil & Gas Operator | Jul 2025 |
| 4687 | Quantum Resources Management LLC | Houston, TX 77010 | Oil & Gas Operator | Apr 2025 |
| 4688 | Quarles Drilling Corporation | Tulsa, OK 74136 | Oil & Gas Operator | Feb 2008 |
| 4689 | Quatro Oil And Gas, Inc. | Joshua, TX 76058 | Oil & Gas Operator | Jul 2025 |
| 4690 | Quench Oil & Gas Inc | Plano, TX 75075-2902 | Oil & Gas Operator | Apr 2009 |
| 4691 | Quest Cherokee LLC | Oklahoma City, OK 73102 | Oil & Gas Operator | Mar 2025 |
| 4692 | Quest Property Inc | Yukon, OK 73099 | Oil & Gas Operator | Apr 2025 |
| 4693 | Questa Energy Corporation | Amarillo, TX 79159 | Oil & Gas Operator | Jul 2025 |
| 4694 | Questa Oil & Gas Co. | Tulsa, OK 74170 | Oil & Gas Operator | Mar 2015 |
| 4695 | Questar Explor & Prod Co | Tulsa, OK 74136 | Oil & Gas Operator | Jan 2017 |
| 4696 | Quick Draw Tank Trucks Inc | Lamont, OK 74643-0158 | Oil Operator | Oct 1997 |
| 4697 | Quinn Energy Corp | MT Vernon, IN 47620 | Oil & Gas Operator | Oct 1999 |
| 4698 | Quinque Operating Company | Liberal, KS 67905 | Oil & Gas Operator | Mar 2025 |
| 4699 | Quintana Pet Okla Inc | Houston, TX 77002 | Oil & Gas Operator | Jun 1998 |
| 4700 | Quinton Rental & Repair Serv Inc | Quinton, OK 74561-0432 | Oil & Gas Operator | Mar 2015 |