A Canadian postal code is a six-character string that forms part of a postal address in Canada, like British and Dutch postcodes, Canada's postal codes are alphanumeric, Postal codes in the Netherlands, known as "postcodes", are alphanumeric, consisting of how many digits followed by two uppercase letters?
Postal codes in the Netherlands Postal codes in the Netherlands, known as "postcodes", are alphanumeric, consisting of four digits followed by two uppercase letters. The letters 'F', 'I', 'O', 'Q', 'U' and 'Y' were originally not used for technical reasons, but almost all existing combinations are now used as these letters were allowed for new locations starting 2005. The letter combinations 'SS', 'SD' and 'SA' are not used because of their associations with the Nazi occupation of the Netherlands.
Postal codes in Greece The Greek postal code system is administered by ELTA (Ελληνικά Ταχυδρομεία, Hellenic Post). Each city street or rural region has a unique five-digit number. The first three digits identify the city, municipality or prefecture. In major cities, the final two digits identify streets or portions of streets.