According to our records, this business is located in Farina (in Fayette County), Illinois 62838, the location GPS coordinates are: 38.8342128 (latitude), -88.7722761 (longitude). Marathon Oil Co is categorized under Coal Gasification (SIC code 1311). Current estimates show that the unit has a sales volume of $7,098,000 and staff of approximately 7 people. You can contact the company by phone at (618) 349-8881.