Postal Code: 952-0000

with check digit: 152242
When there is not a mention以下に掲載がない場合
Sado-shi佐渡市
Niigata-ken
(aka: Niigata, Niigata-ken, Niigataken)
新潟県

*1 JIS area code is identification code for cities,towns and villages. Maintained by JISC - Japanese Industrial Standards Committee.