Japan

018-2103 post code

Post code details

1 place

Code

Place

Koikawa

Region

Akita Ken

County

Yamamoto Gun

Coordinates

40.0047, 140.0978

Accuracy

4 / 6

Country

Japan

Location

OpenStreetMap ↗

40.0047, 140.0978© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Koikawa	Akita Ken	Yamamoto Gun	40.0047, 140.0978

Nearby codes

All →

018-2101 018-2102 018-2104

Same code in other countries

This code only appears in this country.

FAQ

Which city is 018-2103 in?

Koikawa, Akita Ken, Japan.

What are the coordinates of 018-2103?

40.0047, 140.0978

Is 018-2103 used in other countries?

No.

The data is unofficial and has known truncation; verify with the recipient and carrier for critical shipments. See data source & license → · Updated 2026-11-09. Attribution in