| 6201 | Vector Exploration Inc | Oklahoma City, OK 73142-4430 | Oil & Gas Operator | Dec 2018 |
| 6202 | Vectra CBM LLC | Littleton, CO 80128-4557 | Gas Operator | Jan 2014 |
| 6203 | Veenker Resources, Inc. | Oklahoma City, OK 73113 | Oil & Gas Operator | Jul 2025 |
| 6204 | Vega Energy Company | Nichols Hill, OK 73116 | Oil & Gas Operator | Sep 2015 |
| 6205 | Venis Dwain | Seminole, OK 74818-1975 | Oil & Gas Operator | Feb 2012 |
| 6206 | Venis Exploration Company | Aledo, TX 76008 | Oil & Gas Operator | Oct 2024 |
| 6207 | Ventana Exploration And Production II LLC | Oklahoma City, OK 73134-2519 | Oil & Gas Operator | Jun 2025 |
| 6208 | Ventura Energy Services LLC | Tulsa, OK 74136-5108 | Oil & Gas Operator | Mar 2020 |
| 6209 | Venus Exploration, Inc. | San Antonio, TX 78209 | Oil & Gas Operator | Jul 2013 |
| 6210 | Venus Oil Company | San Antonio, TX 78209 | Oil & Gas Operator | Dec 2002 |
| 6211 | Verdad Oil & Gas Corporation | Dallas, TX 75235 | Oil & Gas Operator | Oct 2025 |
| 6212 | Veritas Energy LLC | San Antonio, TX 78231 | Oil & Gas Operator | Oct 2025 |
| 6213 | Vess Oil Corporation | Dallas, TX 75201 | Oil & Gas Operator | Oct 2025 |
| 6214 | Veteran Exploration & Prod, LLC | Graham, TX 76450 | Oil & Gas Operator | Oct 2025 |
| 6215 | Vi-Roi Oil Company | Duncan, OK 73533 | Oil & Gas Operator | Jun 2004 |
| 6216 | Vi-Roi Oil Company LLC | Duncan, OK 73534-1624 | Oil Operator | Aug 1997 |
| 6217 | Vi-Roi Oil Income & Dev Prog | Duncan, OK 73533 | Oil Operator | Oct 1994 |
| 6218 | Vicorp Energy Inc | Denver, CO 80202-4927 | Oil & Gas Operator | Mar 2001 |
| 6219 | Victorem Energy LLC | Oklahoma City, OK 73118 | Oil & Gas Operator | Jun 2025 |
| 6220 | Victory Oil & Gas Inc | Gun Barrel Cy, TX 75156 | Oil & Gas Operator | Oct 2025 |
| 6221 | Victory Petroleum Inc | Tulsa, OK 74170-0354 | Oil & Gas Operator | May 2013 |
| 6222 | Viersen & Cochran Drilling Company | | Oil & Gas Operator | May 2015 |
| 6223 | Viersen Drilling Company | Henryetta, OK 74437 | Oil & Gas Operator | Jan 2022 |
| 6224 | Vike Oil Inc | Drumright, OK 74030 | Oil & Gas Operator | Jun 2025 |
| 6225 | Villines J K | Ada, OK 74820-8323 | Oil & Gas Operator | Apr 2014 |
| 6226 | Vincent Production Company | | Oil & Gas Operator | Dec 2006 |
| 6227 | Vinson & Clark | Wichita Falls, TX 76308 | Oil Operator | Apr 2015 |
| 6228 | Vintage Petroleum, Inc. | Houston, TX 77046 | Oil & Gas Operator | May 2025 |
| 6229 | Vintage Resources Inc | Lindsay, OK 73052-0285 | Oil Operator | Dec 2007 |
| 6230 | Vision Energy Inc | Carlsbad, NM 88221 | Oil & Gas Operator | Aug 2022 |
| 6231 | Vision Natural Res-Ok LLC | Midland, TX 79708-8105 | Oil Operator | Oct 2010 |
| 6232 | Vista Energy Inc | Yukon, OK 73085-0827 | Oil & Gas Operator | Mar 2015 |
| 6233 | Vistatex Energy LLC | Houston, TX 77057 | Oil & Gas Operator | Jun 2025 |
| 6234 | Vitol Inc. | Houston, TX 77098 | Oil & Gas Operator | Sep 2023 |
| 6235 | Vitruvian Exploration LLC | The Woodlands, TX 77380 | Oil & Gas Operator | May 2016 |
| 6236 | Vitruvian II Woodford LLC | The Woodlands, TX 77381-5259 | Oil & Gas Operator | May 2019 |
| 6237 | VPR Operating LLC | Austin, TX 78746 | Oil & Gas Operator | Oct 2013 |
| 6238 | VRC Oil & Gas Operating Co | Oklahoma City, OK 73116-1431 | Oil & Gas Operator | Jun 2019 |
| 6239 | VRK Oil And Gas, Inc. | Arlington, TX 76016 | Oil & Gas Operator | Mar 2014 |
| 6240 | VRK Operating Company Inc | Fort Worth, TX 76109-7430 | Oil & Gas Operator | Sep 1994 |
| 6241 | VVWF Oil Inc | Oklahoma City, OK 73143-7375 | Gas Operator | Feb 1994 |
| 6242 | W C S Inc | Pottsboro, TX 75076 | Oil & Gas Operator | Oct 2019 |
| 6243 | W C T Operating LLC | Oklahoma City, OK 73134 | Oil & Gas Operator | Jun 2025 |
| 6244 | W M A Corporation | Wichita, KS 67278-1713 | Oil & Gas Operator | Jan 1998 |
| 6245 | W M Energy Corp | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2015 |
| 6246 | W P Oil & Gas LLC | Coweta, OK 74429-5465 | Oil & Gas Operator | Mar 2015 |
| 6247 | W S Crude Oil Purchasing Inc | Oklahoma City, OK 73129-7613 | Oil & Gas Operator | May 2008 |
| 6248 | W-N Energy Corp | Tulsa, OK 74121-1468 | Oil & Gas Operator | Nov 1994 |
| 6249 | Wabash Energy Corporation | Lawrenceville, IL 62439 | Oil & Gas Operator | Dec 2009 |
| 6250 | Wachob Jack | Sapulpa, OK 74066 | Oil Operator | Dec 2014 |
| 6251 | Wachob Oil & Gas LLC | Sapulpa, OK 74066-6987 | Oil Operator | Jun 2015 |
| 6252 | Wacker Oil Inc | Houston, TX 77002 | Oil & Gas Operator | Aug 1996 |
| 6253 | Waddell Norman | Seminole, OK 74868-1244 | Oil & Gas Operator | Nov 1998 |
| 6254 | Wadkins T Roy | Bartlesville, OK 74006 | Oil & Gas Operator | Nov 2019 |
| 6255 | Wadley Bill & Son Drilling Co | Okmulgee, OK 74447 | Oil & Gas Operator | Jun 2025 |
| 6256 | Waelder Oil & Gas, Inc. | Fort Smith, AR 72903 | Oil & Gas Operator | Jun 2025 |
| 6257 | Waggoner Drilling Company | Bristow, OK 74010-0663 | Oil & Gas Operator | Jan 2014 |
| 6258 | Waggoner Oil & Gas Corp | Enid, OK 73703-1152 | Oil & Gas Operator | Jul 2025 |
| 6259 | Wagner & Brown | Midland, TX 79702 | Oil & Gas Operator | Aug 2014 |
| 6260 | Wagner & Brown LP | Midland, TX 79702-1714 | Oil & Gas Operator | Aug 2022 |
| 6261 | Wagner Energy LLC | Enid, OK 73701 | Oil Operator | Jun 2025 |
| 6262 | Wagner Oil Company | Fort Worth, TX 76102 | Oil & Gas Operator | Oct 2025 |
| 6263 | Wagon Wheel Production Company | Crawford, OK 73638-9502 | Oil & Gas Operator | Mar 2025 |
| 6264 | Wagoner, Walter M | | Oil Operator | Jun 2025 |
| 6265 | Wainoco Oil & Gas Company | Houston, TX 77024 | Oil & Gas Operator | Dec 2005 |
| 6266 | Walden E F | Ada, OK 74820 | Oil & Gas Operator | Aug 2014 |
| 6267 | Walgann Oil & Gas Inc | Sperry, OK 74073 | Oil Operator | Jun 2025 |
| 6268 | Walker Billy R | Henryetta, OK 74437-0026 | Oil & Gas Operator | Sep 2014 |
| 6269 | Walker Corporation (The) | Oklahoma City, OK 73156 | Oil & Gas Operator | May 2006 |
| 6270 | Walker David Wayne | Okemah, OK 74859-9731 | Oil & Gas Operator | Sep 2022 |
| 6271 | Walker Gas Company | Romney, WV 25757-0000 | Oil & Gas Operator | Dec 2018 |
| 6272 | Walker Jeffery Scott | Owasso, OK 74055-7420 | Oil Operator | Jun 2025 |
| 6273 | Walker Keith F | Ardmore, OK 73401 | Oil & Gas Operator | Jan 2019 |
| 6274 | Walker Paul | Duncan, OK 73533-9782 | Oil & Gas Operator | Feb 2022 |
| 6275 | Wall Shelby | | Oil & Gas Operator | Oct 1998 |
| 6276 | Wallace Energy, Inc. | Denver, CO 80202-4327 | Oil Operator | Jun 2015 |
| 6277 | Wallace George C | Oklahoma City, OK 73120-0135 | Oil Operator | Nov 1994 |
| 6278 | Wallace Oil & Gas Inc | Oklahoma City, OK 73156 | Oil & Gas Operator | Oct 2025 |
| 6279 | Wallace Sherrie D | Dewey, OK 74029 | Oil & Gas Operator | Jun 2025 |
| 6280 | Walling, Buster H | | Oil Operator | Jul 2022 |
| 6281 | Walsh & Watts Inc | Aledo, TX 76008 | Oil & Gas Operator | Oct 2025 |
| 6282 | Walsh Jr F Howard | Fort Worth, TX 76102-4773 | Oil & Gas Operator | Jun 2025 |
| 6283 | Walsh Jr F Howard Opr Co Inc | Fort Worth, TX 76102-4773 | Oil & Gas Operator | Feb 2016 |
| 6284 | Walter E & Bernice N Darnall | | Oil Operator | Jun 2025 |
| 6285 | Walter Exploration Inc | Dallas, TX 75206 | Oil & Gas Operator | May 2009 |
| 6286 | Walter Oil & Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Oct 2025 |
| 6287 | Walter Parker Inc | Talala, OK 74080-3808 | Oil & Gas Operator | Jun 2025 |
| 6288 | Walters Frank | Pernell, OK 73076 | Oil & Gas Operator | Sep 2014 |
| 6289 | Walters Oil Company | Elmore City, OK 73433-9505 | Oil & Gas Operator | Jun 2025 |
| 6290 | Walters Oil LLC | Elmore City, OK 73433-8637 | Oil Operator | Apr 2020 |
| 6291 | Walters Oil Well Service Inc | Walters, OK 73572-0467 | Oil & Gas Operator | Nov 2000 |
| 6292 | Waltman Family LP | Maud, OK 74854-2603 | Oil Operator | Jun 2025 |
| 6293 | Waltman Oil & Gas | Maud, OK 74854-9739 | Oil Operator | Sep 2001 |
| 6294 | Walton, W. W. | Breckenridge, TX 76424 | Oil & Gas Operator | Sep 1994 |
| 6295 | Wandering Star Partners #1 LLLP | | Oil & Gas Operator | Apr 2015 |
| 6296 | Wapco, Inc. | Cement, OK 73017 | Oil Operator | Jun 2025 |
| 6297 | Wapi Operating LLC | McCurtain, OK 74944 | Oil & Gas Operator | Jun 2025 |
| 6298 | Ward Kelly | Drumright, OK 74030-5661 | Oil & Gas Operator | Feb 2015 |
| 6299 | Ward Oil Co. | Kilgore, TX 75663 | Oil & Gas Operator | Oct 2025 |
| 6300 | Ward Oil Company An Okla Corp | McAlester, OK 74501 | Oil & Gas Operator | Feb 1993 |