Portello is a district of Milan, Italy, part of the Zone 8 administrative division of the city, located north-west of the centre. It is best known as a car-manufacturing area, as it used to house facilities of Alfa Romeo, Darracq, Citroën, and Fiat. The district also includes one of the major shopping malls in north-western Milan. It is crossed by the Circonvallazione ring road. Portello is adjacent to the new CityLife district.