Japan

306-0023 post code

Post code details

1 place

Code

Place

Honcho

Region

Ibaraki Ken

County

Koga Shi

Coordinates

36.1916, 139.7072

Accuracy

—

Country

Japan

Location

OpenStreetMap ↗

36.1916, 139.7072© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Honcho	Ibaraki Ken	Koga Shi	36.1916, 139.7072

Nearby codes

All →

306-0003 306-0004 306-0005 306-0006 306-0007 306-0011 306-0012 306-0013 306-0014 306-0015 306-0016 306-0021

Same code in other countries

Country	Place	Region
PT Portugal	Ançã	Coimbra

FAQ

Which city is 306-0023 in?

Honcho, Ibaraki Ken, Japan.

What are the coordinates of 306-0023?

36.1916, 139.7072

Is 306-0023 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