Japan

306-0231 post code

Post code details

1 place

Code

Place

Kozutsumi

Region

Ibaraki Ken

County

Koga Shi

Coordinates

36.2122, 139.7635

Accuracy

—

Country

Japan

Location

OpenStreetMap ↗

36.2122, 139.7635© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Kozutsumi	Ibaraki Ken	Koga Shi	36.2122, 139.7635

Nearby codes

All →

306-0211 306-0212 306-0213 306-0214 306-0215 306-0216 306-0221 306-0222 306-0223 306-0224 306-0225 306-0226

Same code in other countries

Country	Place	Region
PT Portugal	Azenha das 7 Fontes	Coimbra

FAQ

Which city is 306-0231 in?

Kozutsumi, Ibaraki Ken, Japan.

What are the coordinates of 306-0231?

36.2122, 139.7635

Is 306-0231 used in other countries?

Yes, 1 other countries.

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