Postal Code: 370-3602JIS area code: 10345 with check digit: 103454 | |
| Ookubo | 大久保 |
| Magunyoshioka-machi, Kita-gun | 北群馬郡吉岡町 |
| 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.
