| 5101 | Riverfront Exploration LLC | Fort Smith, AR 72901 | Gas Operator | Jun 2024 |
| 5102 | Riverstone Energy LLC | Seminole, OK 74868 | Oil & Gas Operator | Jul 2024 |
| 5103 | Rives Owen H | Holdenville, OK 74848-0913 | Oil & Gas Operator | Nov 2000 |
| 5104 | Riviera Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jul 2024 |
| 5105 | Rixleben Jeffrey | West Chicago, IL 60186-0978 | Oil Operator | Feb 2016 |
| 5106 | Rixleben Thomas B Estate | Ada, OK 74820 | Oil & Gas Operator | Mar 2014 |
| 5107 | RJ Williams Oil & Gas LLC | Ardmore, OK 73401 | Oil & Gas Operator | Jul 2024 |
| 5108 | Rja Energy LLC | Norman, OK 73069-8224 | Oil & Gas Operator | Jul 2024 |
| 5109 | Rki Exploration & Production LLC | Tulsa, OK 74172 | Oil & Gas Operator | Oct 2024 |
| 5110 | RKK Production Company | Mustang, OK 73064 | Oil & Gas Operator | Jul 2024 |
| 5111 | RKR Exploration Inc | Seminole, OK 74868 | Oil & Gas Operator | Jun 2024 |
| 5112 | RL&B Energy LLC | Wichita Falls, TX 76230 | Oil & Gas Operator | Jul 2024 |
| 5113 | RM Oil & Gas Co | Pawhuska, OK 74056 | Oil Operator | Jul 1999 |
| 5114 | RMS Monte Christo, LLC | Snowmass VLG., CO 81615 | Oil & Gas Operator | Mar 2023 |
| 5115 | Roadrunner Energy, Inc. | Tulsa, OK 74120 | Oil & Gas Operator | Mar 2015 |
| 5116 | Roan Resources LLC | Tulsa, OK 74103-3729 | Oil & Gas Operator | Apr 2024 |
| 5117 | Robbins Thomas D & Charlene A Revocable Trust | Plano, TX 75093-7471 | Oil Operator | Jul 2018 |
| 5118 | Roberson David A | Ada, OK 74821-0008 | Oil & Gas Operator | Jul 2010 |
| 5119 | Roberson Oil Company | Houston, TX 77046 | Oil & Gas Operator | Jul 2024 |
| 5120 | Roberson, Joe | Vernon, TX 76385 | Oil & Gas Operator | Feb 2015 |
| 5121 | Roberts & Murphy, Inc. | Shreveport, LA 71137 | Oil & Gas Operator | Apr 2016 |
| 5122 | Roberts Herman | Henderson, NV 89014 | Oil Operator | Jul 2023 |
| 5123 | Roberts Zetau J Fisk | Moore, OK 73160 | Oil & Gas Operator | Sep 1993 |
| 5124 | Robertson Jay Estate | Tulsa, OK 74127-3029 | Oil & Gas Operator | Jul 2013 |
| 5125 | Robertson Johnie J | Okmulgee, OK 74447-8765 | Oil & Gas Operator | Jun 2024 |
| 5126 | Robertson Wayne H | Elkhart, KS 67590 | Oil Operator | Dec 2012 |
| 5127 | Robinowitz Oil Company | Tulsa, OK 74136-1429 | Oil & Gas Operator | Feb 2023 |
| 5128 | Robinson Brothers Drilling Co | | Oil & Gas Operator | Jul 2002 |
| 5129 | Robinson Gary | Wynona, OK 74084 | Oil Operator | Jun 2024 |
| 5130 | Robinson Oil Co. | Graham, TX 76450 | Oil & Gas Operator | Oct 2024 |
| 5131 | Robinson Operating Company | Abilene, TX 79604 | Oil & Gas Operator | Aug 2012 |
| 5132 | Robinson Tracy D | Duncan, OK 73534 | Oil Operator | Oct 2018 |
| 5133 | Roblyn Oil Inc | Allen, OK 74825-6933 | Oil & Gas Operator | Apr 2024 |
| 5134 | Robson & Shults Prod Corp | Mannford, OK 74044 | Oil & Gas Operator | Jun 1995 |
| 5135 | Robson Petroleum Company | Tulsa, OK 74104 | Oil & Gas Operator | Jan 1995 |
| 5136 | Robson Resources Inc | Tulsa, OK 74104 | Oil & Gas Operator | May 1998 |
| 5137 | Rock Creek Energy Co | Ada, OK 74820-5725 | Oil Operator | Jul 2022 |
| 5138 | Rock Creek Resources LLC | Englewood, CO 80112 | Oil & Gas Operator | Dec 2021 |
| 5139 | Rock Oil Company | Broken Arrow, OK 74014-6106 | Oil & Gas Operator | May 2024 |
| 5140 | Rockbridge Petroleum LLC | Houston, TX 77057 | Oil & Gas Operator | Dec 2009 |
| 5141 | Rocket Energy Corp | Muskogee, OK 74402-1665 | Oil & Gas Operator | Dec 2003 |
| 5142 | Rocket Oil Company | Duncan, OK 73534 | Oil & Gas Operator | Apr 2015 |
| 5143 | Rockford CBM LLC | Tulsa, OK 74103-4335 | Oil & Gas Operator | Jan 2013 |
| 5144 | Rockford Energy Partners III,LLC | Tulsa, OK 74103 | Oil & Gas Operator | Sep 2012 |
| 5145 | Rockin D Ventures LLC | Morris, OK 74445-2481 | Oil Operator | Jun 2024 |
| 5146 | Rockin S Field Service LLC | Stigler, OK 74462 | Gas Operator | Jun 2024 |
| 5147 | Rockland Oil Company | Addison, TX 75001 | Oil & Gas Operator | Jun 2024 |
| 5148 | Rockwall Marketing Corporation | Benbrook, TX 76126 | Oil & Gas Operator | Dec 2007 |
| 5149 | Rockwell Drilling Company | New York, NY 10013 | Oil & Gas Operator | Dec 2005 |
| 5150 | Rockwell Energy Corporation | Tulsa, OK 74105 | Oil & Gas Operator | Apr 2014 |
| 5151 | Rocky Roads Operating LLC | Tulsa, OK 74103-4048 | Oil & Gas Operator | Jul 2024 |
| 5152 | Rocky Top Energy LLC | Bartlesville, OK 74003 | Oil & Gas Operator | Jun 2024 |
| 5153 | Rodgers Donald E Jr | Ripley, OK 74062 | Oil & Gas Operator | Mar 2011 |
| 5154 | Rodman Petroleum Corp. | Odessa, TX 79768 | Oil & Gas Operator | Jul 2023 |
| 5155 | Roe Oil Company | Cushing, OK 74023-0086 | Oil & Gas Operator | Jun 2024 |
| 5156 | Roemer Oil Company | Denver, CO 80202 | Oil & Gas Operator | Nov 1998 |
| 5157 | Roff Operating Company LLC | Houston, TX 77002 | Oil & Gas Operator | Oct 2024 |
| 5158 | Rogers County Coal Seam LLC | Ridgeland, MS 39157-8635 | Oil & Gas Operator | Mar 2015 |
| 5159 | Rogers Dan R | Okemah, OK 74847 | Oil & Gas Operator | Apr 2020 |
| 5160 | Rogers Jerry L | Cushing, OK 74023-0911 | Oil & Gas Operator | Mar 2017 |
| 5161 | Rogers Well Service Inc | Ponca City, OK 74601 | Oil & Gas Operator | Apr 2014 |
| 5162 | Rogers, Cora L | | Oil Operator | Jun 2024 |
| 5163 | Roka Management Inc | Oklahoma City, OK 73139 | Oil & Gas Operator | Jun 2024 |
| 5164 | Roka Resources Inc | Oklahoma City, OK 73139 | Oil & Gas Operator | Apr 2024 |
| 5165 | Romax Corporation | Ardmore, OK 73401-8882 | Oil & Gas Operator | Feb 2022 |
| 5166 | Romine Oil & Gas LTD | Shawnee, OK 74802-3425 | Oil & Gas Operator | Jan 2013 |
| 5167 | Ron & Dan'S Oil LTD | Barnsdall, OK 74002-0628 | Oil & Gas Operator | May 2011 |
| 5168 | Ronan Company | Springfield, MO 65704 | Oil & Gas Operator | Aug 2013 |
| 5169 | Ronco Energy Resources Inc | Norman, OK 73072 | Oil & Gas Operator | Apr 2015 |
| 5170 | Rongey Ira E | Sapulpa, OK 74066-9317 | Oil & Gas Operator | May 2013 |
| 5171 | Rongey Oil | Jenks, OK 74037-3621 | Oil & Gas Operator | Jan 2013 |
| 5172 | Ronmar Engineering & Expl Inc | Ada, OK 74820-1402 | Oil Operator | Aug 2013 |
| 5173 | Root W C | Kellyville, OK 74039 | Oil & Gas Operator | Jan 2021 |
| 5174 | Roring Arthur | Ratliff City, OK 73481 | Oil Operator | Jun 2024 |
| 5175 | Roring Jr Roy W | Duncan, OK 73533-3048 | Oil & Gas Operator | Aug 2022 |
| 5176 | Roring Roy W | Ardmore, OK 73401 | Oil & Gas Operator | Dec 1998 |
| 5177 | Roring Steven A | Ratliff City, OK 73481-0206 | Oil Operator | Feb 2018 |
| 5178 | Rose Dan And Bill | Henryetta, OK 74437-1450 | Oil & Gas Operator | Jul 2024 |
| 5179 | Rose David | | Oil & Gas Operator | Jul 1995 |
| 5180 | Rose Operating Company | Tulsa, OK 74101-2391 | Oil & Gas Operator | Dec 2014 |
| 5181 | Rose Petroleum Corp | Oklahoma City, OK 73146 | Oil & Gas Operator | Feb 2015 |
| 5182 | Rose Rock Resources Inc | Wagoner, OK 74467-8362 | Oil & Gas Operator | Jun 2024 |
| 5183 | Roseland Oil & Gas Inc | Rockwall, TX 75087 | Oil & Gas Operator | Feb 2003 |
| 5184 | Rosenthal Henry & Co | | Oil Operator | Feb 1994 |
| 5185 | Rosetta Resources Operating LP | San Antonio, TX 78216 | Oil & Gas Operator | Oct 2024 |
| 5186 | Rosewood Resources, Inc. | Dallas, TX 75201 | Oil & Gas Operator | Oct 2024 |
| 5187 | Ross Bobby L | Okmulgee, OK 74447-8802 | Oil & Gas Operator | Apr 2020 |
| 5188 | Ross Curtis | Ada, OK 74820-1354 | Oil & Gas Operator | Feb 2012 |
| 5189 | Roth Gary E | Tonkawa, OK 74653-2033 | Oil & Gas Operator | Jan 2020 |
| 5190 | Rougeot Oil & Gas Corp | Sperry, OK 74073 | Oil & Gas Operator | Jun 2024 |
| 5191 | Roulston Pat | Konawa, OK 74849-4020 | Oil Operator | Jul 2024 |
| 5192 | Rountree Productions LLC | | Oil Operator | Jun 2024 |
| 5193 | Rover Operating, LLC | Plano, TX 75075 | Oil & Gas Operator | Jul 2024 |
| 5194 | Rowe Energy | Beggs, OK 74421-0240 | Oil & Gas Operator | Mar 2015 |
| 5195 | Rowe Stephen Oil Properties LLC | Hunt, TX 78024 | Oil & Gas Operator | Apr 2020 |
| 5196 | Rox Exploration Inc | Norman, OK 73069-6301 | Oil & Gas Operator | Jul 2024 |
| 5197 | Roxanna Oil Company | Oklahoma City, OK 73120-2717 | Oil Operator | Aug 2016 |
| 5198 | Roy G Oil Company | Drumright, OK 74030-1236 | Oil & Gas Operator | Oct 1995 |
| 5199 | Roy L Ashton Oil & Gas Production Inc | Sapulpa, OK 74066 | Oil Operator | Jul 2024 |
| 5200 | Royal Drilling Inc | Russell, KS 67665 | Oil Operator | Jun 2024 |