subdivision name = Arouca, Espinho, Gondomar, Maia, Matosinhos, Oliveira de Azeméis, Paredes, Porto, Póvoa de Varzim, Santa Maria da Feira, Santo Tirso, São João da Madeira, Trofa, Vale de Cambra, Valongo, Vila Nova de Gaia and Vila do Conde.
Metropolitan Museum of Art | Metropolitan Opera | local government area | San Francisco Bay Area | Important Bird Area | Porto | Unincorporated area | Greater Manchester | Porto Alegre | Metropolitan Police Service | Greater Sudbury | Greater London Council | Greater Toronto Area | Urban area | Greater London | F.C. Porto | metropolitan area | Greater Buenos Aires | Southern Metropolitan Football League | Metropolitan | Greater Poland | Manchester Metropolitan University | University of Porto | Metropolitan bishop | Greater Accra Region | New York metropolitan area | Bay Area Rapid Transit | Porto-Novo | urban area | Salford, Greater Manchester |