Postal address
Koikawa, Yamamoto Gun
The postal code of Koikawa, in Yamamoto Gun (Akita Ken, Japón), is 018-2103. Include it in your shipments and forms.
Location
Interactive map (lazy-loaded)
Koikawa
OpenStreetMap - loads when you reach here
Frequently asked questions
What is the postal code of Koikawa?
The main postal code of Koikawa (Yamamoto Gun, Japón) is 018-2103.