Postal Code: 299-4412

with check digit: 124222
EnglishJapanese
Iwai岩井
Mutsuzawa-machi, Chousei-gun長生郡睦沢町
Chiba-ken
(aka: Chiba, Chiba-ken, Chibaken)
千葉県

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