Oil & Gas Companies

Company NameCompany LocationCompany TypeMost Recent Production
201Uptex Operating Inc.Dallas, TX 75201Oil & Gas OperatorMay 2011
202Uptex Operating, L.P.Dallas, TX 75201Oil & Gas OperatorMay 2010
203Upton Resources U.S.A. Inc.Oil & Gas OperatorOct 2013
204Uranus, Inc.Kansas City, MO 64112Oil OperatorJan 2000
205Urban Oil & Gas Group, LLCPlano, TX 75074Oil & Gas OperatorApr 2025
206Urban, C A & Tersell L WGas OperatorAug 1937
207Urroz Oil & Gas LLCEvanston, WY 82931Oil & Gas OperatorJun 2020
208Ursa Major (Crow Og), LLCBillings, MT 59101Gas OperatorAug 2017
209Ursa Operating Company LLCDenver, CO 80265Oil & Gas OperatorDec 2020
210Ursus Oil And GasTyler, TX 75703Oil & Gas OperatorApr 2025
211Us Ecology Winnie, LLCWinnie, TX 77665Oil OperatorApr 2025
212Us Energy Dev CorpGetzville, NY 14068-1558Oil & Gas OperatorDec 2021
213Us Energy Exploration CorpRural Valley, PA 16249Oil & Gas OperatorDec 2024
214Us Energy Holdings, LLCRichardson, TX 75080Oil & Gas OperatorApr 2025
215Us Energy Oh LLCRural Valley, PA 16249Oil & Gas OperatorDec 2023
216Us Gypsum CoOakfield, NY 14125-9722Gas OperatorDec 2005
217Us Liquids Of La, LTDOil OperatorJul 2002
218Us Oil & Gas IncMarietta, OH 45750Oil & Gas OperatorFeb 2025
219Us Oil Resources LLCLakewood, CO 80123Oil OperatorDec 2024
220Us Ore CorporationPacific Beach, CA 92109Oil OperatorFeb 2014
221Us Petro LPAmarillo, TX 79106Oil & Gas OperatorApr 2020
222Us. Fuels, Inc.Breckenridge, TX 76424Oil & Gas OperatorApr 2025
223USA Energy LLCLance Creek, WY 82222Oil & Gas OperatorNov 2024
224USA Exploration & Production LLCMills, WY 82644Oil & Gas OperatorSep 2012
225USA Superior Energy LLCHouston, TX 77077Oil OperatorMar 2010
226USA Tubulars, Inc.Valley Spring, TX 76885Oil & Gas OperatorDec 1995
227Uscan Oil IncOil City, PA 16301-1412Oil & Gas OperatorDec 1991
228Usedc Okc LLCGetzville, NY 14068-1296Oil & Gas OperatorMay 2018
229Usfg Oil & Gas, Inc.Dallas, TX 75231Oil & Gas OperatorDec 2005
230Usins Oil CompanOil OperatorJan 1993
231Usoil CorporationOil & Gas OperatorNov 1998
232Usx Operating Co., Inc.Barnstall, OK 74002Oil & Gas OperatorApr 2017
233Utah Gas Op LTDRangely, CO 81648Oil & Gas OperatorFeb 2025
234Utah Oil LLCRantoul, KS 66079Oil OperatorDec 2024
235Utah-Westar DRL VenturesDallas, TX 75201Oil & Gas OperatorNov 1987
236Ute Energy Upstream Holdings LLCDenver, CO 80202Oil & Gas OperatorDec 2012
237Utex Oil CompanyElko, NV 89803Oil & Gas OperatorDec 1988
238Utica Resource Operating LLCMarietta, OH 45750Oil & Gas OperatorSep 2023
239Utility Ventures CompanyPasadena, TX 77504Oil & Gas OperatorApr 2025
240Utoco, LTD.Midland, TX 79704Oil OperatorApr 2025
241Uvalde Energy Co.Austin, TX 78747Oil & Gas OperatorNov 1994