Japan

300-0004 post code

Post code details

1 place

Code

Place

Koyamazaki

Region

Ibaraki Ken

County

Tsuchiura Shi

Coordinates

36.1339, 140.1851

Accuracy

—

Country

Japan

Location

OpenStreetMap ↗

36.1339, 140.1851© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Koyamazaki	Ibaraki Ken	Tsuchiura Shi	36.1339, 140.1851

Nearby codes

All →

300-0000 300-0001 300-0002 300-0003 300-0005 300-0006 300-0007 300-0008 300-0009 300-0011 300-0012 300-0013

Same code in other countries

Country	Place	Region
PT Portugal	Coimbra	Coimbra

FAQ

Which city is 300-0004 in?

Koyamazaki, Ibaraki Ken, Japan.

What are the coordinates of 300-0004?

36.1339, 140.1851

Is 300-0004 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