Oil & Gas Companies in Texas

Company NameCompany LocationCompany TypeMost Recent Production
7801NZ Operating Company Inc.Houston, TX 77069Oil & Gas OperatorMar 2025
7802O & G Energy, Inc.Abilene, TX 79608Oil & Gas OperatorOct 1996
7803O & O Operators, LLC.Fate, TX 75132Oil & Gas OperatorMar 2025
7804O Hill Enterprises, Inc.La Grange, TX 78945Oil & Gas OperatorJan 2014
7805O S & S Oil CompanyElectra, TX 76360Oil & Gas OperatorJan 2018
7806O&G Investments Inc.Runge, TX 78151Oil & Gas OperatorFeb 2003
7807O'Bar Operating Co., Inc.Longview, TX 75604Oil & Gas OperatorMar 2025
7808O'Benco, Inc.Shreveport, LA 71136Oil & Gas OperatorMar 2025
7809O'Blue Corp.Kerrville, TX 78028Oil & Gas OperatorMar 1998
7810O'Brien Energy CompanyShreveport, LA 71136Oil & Gas OperatorSep 2019
7811O'Brien Energy Resources CorpPortsmouth, NH 03801Oil & Gas OperatorMar 2025
7812O'Brien Resources LLCShreveport, LA 71136Oil OperatorNov 2017
7813O'Brien, George H. Jr.Midland, TX 79701Oil & Gas OperatorJun 1994
7814O'Connor & Hewitt, LTD.Victoria, TX 77901Oil & Gas OperatorJun 1998
7815O'Connor Energy Management, LLCVictoria, TX 77902Oil OperatorMar 2025
7816O'Dell, MitchellCross Plains, TX 76443Oil & Gas OperatorMar 2025
7817O'Donohoe, JackWichita Falls, TX 76301Oil & Gas OperatorMay 2002
7818O'Leary'S Oil & Gas Inc.Arcadia, FL 34266Oil & Gas OperatorMay 2008
7819O'Neal Cattle CompanyPampa, TX 79066Gas OperatorMar 2025
7820O'Neal Oil & Gas CoFort Worth, TX 76107-1479Oil & Gas OperatorJan 2025
7821O'Neal Oil CompanyNocona, TX 76255Oil & Gas OperatorMar 2025
7822O'Neal Operating CompanyWichita Falls, TX 76307Oil & Gas OperatorDec 1999
7823O'Neal, LindellNocona, TX 76255Oil & Gas OperatorDec 2024
7824O'Neil, PatWichita Falls, TX 76308Oil & Gas OperatorNov 2005
7825O'Neill Properties, LTD.Midland, TX 79702Oil & Gas OperatorMar 2025
7826O'Ryan Oil And GasOdessa, TX 79768Oil & Gas OperatorMar 2025
7827O'Sand Production, Inc.Tomball, TX 77377Oil & Gas OperatorAug 2003
7828O'Sullivan Oil & Gas Co., Inc.Houston, TX 77002Oil & Gas OperatorOct 2000
7829O'Tool Oil & Gas, LLCDallas, TX 75219Oil & Gas OperatorMar 2025
7830O. H. B. Inc.San Angelo, TX 76902Oil & Gas OperatorSep 2019
7831O. H. M. OperatingPampa, TX 79065Oil & Gas OperatorMar 2025
7832O.G.O. RefiningLuling, TX 78648Oil & Gas OperatorJun 2013
7833O.G.P. Operating, Inc.Dallas, TX 75231Oil & Gas OperatorMar 2025
7834O.K. Mikeal Joint VentureWilmington, DE 19803Oil & Gas OperatorJun 2012
7835O.T. OilKilgore, TX 75663Oil OperatorMar 2025
7836Oahe Oil CompanyTexline, TX 79087Oil & Gas OperatorMay 2004
7837Oak Energy, LLCHouston, TX 77027Oil & Gas OperatorMar 2025
7838Oak Hills Drilling & Oper., LLCHoldenville, OK 74848Oil & Gas OperatorMay 2013
7839Oak Prairie Operations, LLCThe Woodlands, TX 77381Oil & Gas OperatorMar 2025
7840Oak Resources IncTulsa, OK 74153Oil & Gas OperatorAug 2013
7841Oak Valley Operating, LLCThe Woodlands, TX 77380Oil & Gas OperatorJun 2015
7842Oakland Petroleum Oper Co., Inc.Kilgore, TX 75663Oil & Gas OperatorMar 2025
7843Oakmont Oil And GasGraham, TX 76450Oil OperatorMar 2025
7844Oakridge Energy, Inc.Wichita Falls, TX 76302Oil & Gas OperatorMar 2025
7845Oakridge Oil And Gas, LPJacksboro, TX 76458Oil & Gas OperatorMar 2025
7846Oaktree Oil CompanyAlbany, TX 76430Oil & Gas OperatorMar 2025
7847Oakwood Energy, Inc.Jourdanton, TX 78026Oil & Gas OperatorMar 2023
7848Oasis Operating, Inc.Lubbock, TX 79404Oil & Gas OperatorNov 2020
7849Oasis Petroleum Permian LLCHouston, TX 77002Oil & Gas OperatorMar 2025
7850Oates, John Co., Inc.Stinnett, TX 79083Oil & Gas OperatorMar 2025
7851Obax Oil And Gas LLCSaint Louis, MO 63131Oil OperatorMar 2025
7852Oblaen Resources LLCWallis, TX 77485Oil & Gas OperatorMar 2025
7853Occam Petroleum E&P, LLCMeeker, OK 74855Oil OperatorMar 2025
7854Occidental Energy Company, Inc.Houston, TX 77282Oil & Gas OperatorJul 2021
7855Occidental Energy Marketing, Inc.Houston, TX 77227Gas OperatorSep 2015
7856Occidental Permian LTD.Houston, TX 77046Oil & Gas OperatorMar 2025
7857Occidental W TX Overthrust, Inc.Houston, TX 77210Oil & Gas OperatorDec 2021
7858Ocean Energy, Inc.Houston, TX 77002Oil & Gas OperatorAug 2003
7859Octane Energy Operating, LLCMidland, TX 79701Oil & Gas OperatorMar 2025
7860Odegard Energy, Inc.Houston, TX 77024Oil & Gas OperatorJul 2020
7861Oden, Robin H., Inc.Midland, TX 79702Oil & Gas OperatorApr 1994
7862Odessa Exploration, Inc.Midland, TX 79702Oil & Gas OperatorMar 2025
7863Odessa Oil Investment Co., Inc.Odessa, TX 79762Oil & Gas OperatorNov 2016
7864Odom, R. H.Snyder, TX 79550Oil & Gas OperatorJun 1996
7865Odum Oil & Gas Co.Harper, TX 78631Oil & Gas OperatorMar 2025
7866Odyssey Petroleum CompanyHouston, TX 77010Oil & Gas OperatorApr 1995
7867Oexco, Inc.Tulsa, OK 74136Oil & Gas OperatorMar 2015
7868Offset Oil & GasBig Spring, TX 79720Oil & Gas OperatorAug 2003
7869Offshore Group, Inc. TheHouston, TX 77024Oil & Gas OperatorMar 2025
7870Offshore Oil & Gas IncHouston, TX 77063Oil & Gas OperatorSep 1994
7871Oft Inc.Houston, TX 77079Oil & Gas OperatorMar 2025
7872Og Co., Inc.Houston, TX 77057Oil & Gas OperatorMar 2025
7873Oga Operating L.L.C.Midland, TX 79702Oil & Gas OperatorJan 2000
7874Ogden Resources CorporationBryan, TX 77802Oil & Gas OperatorMar 2025
7875Ogden Resources, LTD.Bryan, TX 77802Oil & Gas OperatorFeb 2009
7876Ogog Operating, LLCDallas, TX 75367Oil & Gas OperatorMar 2025
7877Ogs Operating Company, Inc.Midland, TX 79701Oil & Gas OperatorSep 2008
7878Ogx Operating, LLCMidland, TX 79702Oil & Gas OperatorMar 2025
7879Ogx Resources LLCMidland, TX 79702Oil & Gas OperatorOct 2011
7880Ohlhausen Oil CompanyAbilene, TX 79608Oil & Gas OperatorMar 2025
7881Oil & Gas Acquisition Group, IncAustin, TX 78716Oil & Gas OperatorMay 2003
7882Oil & Gas OperationsMidland, TX 79706Oil & Gas OperatorMar 2025
7883Oil & Gas PropertiesMidland, TX 79704Oil & Gas OperatorMar 2025
7884Oil & Gas Property MGMT., Inc.Dallas, TX 75201Oil & Gas OperatorJul 1996
7885Oil Coast Corp.S Houston, TX 77587Oil & Gas OperatorMar 2025
7886Oil Lease Operating Co.Coldspring, TX 77331Oil & Gas OperatorAug 2003
7887Oil Management CorporationDallas, TX 75206Oil & Gas OperatorApr 2022
7888Oil Patch Operators Co., L.L.C.Kilgore, TX 75663Oil & Gas OperatorMar 2025
7889Oil Producers, Inc. Of KansasWichita, KS 67206Oil & Gas OperatorMar 2025
7890Oil Projects, LLCHouston, TX 77027Oil & Gas OperatorMar 2025
7891Oil Rock Energy Inc. / O.R.E.Dallas, TX 75208Oil & Gas OperatorMar 2025
7892Oil Rock Resources, LLCWeatherford, TX 76088Oil & Gas OperatorJan 2024
7893Oil Well Buyers Corp.Houston, TX 77056Oil & Gas OperatorDec 2024
7894Oil, Gas, Etc. LLCKaty, TX 77449Oil & Gas OperatorMar 2025
7895Oil-X Corp., TheFT Stockton, TX 79735Oil & Gas OperatorMar 2025
7896Oilex Int'L Investments, Inc.Luling, TX 78648Oil & Gas OperatorMar 2025
7897Oilfield Management, Inc. (A)Midland, TX 79702Oil & Gas OperatorMar 2025
7898Oilrox Resources LLCSan Antonio, TX 78258Oil & Gas OperatorJan 2025
7899Oilton Resources, Inc.Laredo, TX 78041Oil & Gas OperatorMar 2025
7900Oilwell Operators, Inc.Pampa, TX 79066Oil & Gas OperatorMar 2025

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