Codice di avviamento postale
; CAP) is the Italian post code numeric system, created in 1967. It consists of five digits: the first two denote the administrative province ; the third indicates if the town is the chief town of the province or not ; the last two designate the specific town or village, the delivery post office, or, in large cities like Rome, Milan, Naples, or Venice, the urban postal district. San Marino and the Vatican City are integrated into the Italian postcode system.