Postal Code: 370-0511

with check digit: 105244
Kitakoizumi北小泉
Ooizumi-machi, Oura-gun邑楽郡大泉町
Gunma-ken
(aka: Gunma, Gunma-ken, Gunmaken)
群馬県

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