Postal address
Koya, Nishiokitama Gun
The postal code of Koya, in Nishiokitama Gun (Yamagata Ken, Japón), is 999-0421. Include it in your shipments and forms.
Location
Interactive map (lazy-loaded)
Koya
OpenStreetMap - loads when you reach here
Frequently asked questions
What is the postal code of Koya?
The main postal code of Koya (Nishiokitama Gun, Japón) is 999-0421.