= Austrian Postal Codes = <> ---- == History == The German-speaking nations have an informal (and decreasingly utilized) system of prefixing postal codes with a country code. Austria's code was "A", leading to postal codes like "A-1234". ([[PostalCodes/Germany|Germany]] used "D", [[PostalCodes/Switzerland|Switzerland]] used "CH", and [[PostalCodes/Liechtenstein|Liechtenstein]] used "FL"). ---- == Specification == Austrian postal codes are 4 digits long (zero-padded). ---- CategoryRicottone