Postal Code: 999-5203

with check digit: 063665
Kawaguchi川口
Sakegawa-mura, Mogami-gun最上郡鮭川村
Yamagata-ken
(aka: Yamagata, Yamagata-ken, Yamagataken)
山形県

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