Postal address
Koshi, Itoigawa Shi
The postal code of Koshi, in Itoigawa Shi (Niigata Ken, Japón), is 949-1201. Include it in your shipments and forms.
Location
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Koshi
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Frequently asked questions
What is the postal code of Koshi?
The main postal code of Koshi (Itoigawa Shi, Japón) is 949-1201.