Postal address
Koyo, Niigata Shi
The postal code of Koyo, in Niigata Shi (Niigata Ken, Japón), is 950-0011. Include it in your shipments and forms.
Location
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Koyo
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Frequently asked questions
What is the postal code of Koyo?
The main postal code of Koyo (Niigata Shi, Japón) is 950-0011.