Postal Code: 743-0000

with check digit: 352101
When there is not a mention以下に掲載がない場合
Hikari-shi光市
Yamaguchi-ken
(aka: Yamaguchi, Yamaguchi-ken, Yamaguchiken)
山口県

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