Postal address
Koanji, Sanjo Shi
The postal code of Koanji, in Sanjo Shi (Niigata Ken, Japón), is 959-1114. Include it in your shipments and forms.
Location
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Koanji
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Frequently asked questions
What is the postal code of Koanji?
The main postal code of Koanji (Sanjo Shi, Japón) is 959-1114.