Original: The city is part of the Gulfport-Biloxi metropolitan area and the Gulfport-Biloxi-Pascagoula, Mississippi Combined Statistical Area.
Simplified: Biloxi is coâ "county seat with the larger city Gulfport, in the Gulfport-Biloxi, Mississippi Metropolitan Statistical Area, which is included in the Gulfport-Biloxi-Pascagoula, Mississippi Combined Statistical Area.