Amerikai Egyesült Államok Casper (Wyoming), beceneve "Oil City" Oil City (Kalifornia) Oil City (Kentucky) Oil City (Louisiana) Oil City (Maryland) Oil City (Michigan) Oil City (Missouri) Oil City (Mississippi) Oil City (Oklahoma, Carter megye) Oil City (Oklahoma, Stephens megye) Oil City (Pennsylvania, Cambria megye) Oil City (Pennsylvania, Venango megye) Oil City (Texas) Oil City (Washington) Oil City (Wisconsin)