Oil & Gas Companies in Callahan County, TX

Company NameCompany LocationCompany TypeMost Recent Production
1O.G.O. RefiningLuling, TX 78648Oil & Gas OperatorJun 2013
2Oakridge Energy, Inc.Wichita Falls, TX 76302Oil & Gas OperatorMar 2025
3Ohlhausen Oil CompanyAbilene, TX 79608Oil & Gas OperatorMar 2025
4Okreek Oil CompanyWeatherford, TX 76086Oil & Gas OperatorMar 2025
5Orth Oil Company, Inc.Cisco, TX 76437Oil & Gas OperatorMar 2025
6Ouida OilRowlett, TX 75030Oil & Gas OperatorMar 2008
7Overland Operating Company, LLCAbilene, TX 79601Oil OperatorMar 2025
8Oxy USA IncHouston, TX 77046Oil & Gas OperatorMar 2025
9Ozark Exploration, Inc.Dallas, TX 75205Oil & Gas OperatorMar 2025