Postal Code: 311-4302

with check digit: 083101
Nakasai那珂西
Shirosato-machi, Higashiibaraki-gun東茨城郡城里町
Ibaraki-ken
(aka: Ibaraki, Ibaraki-ken, Ibarakiken)
茨城県

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