Japan

306-0101 post code

Post code details

1 place

Code

Place

Osaki

Region

Ibaraki Ken

County

Koga Shi

Coordinates

36.201, 139.8429

Accuracy

—

Country

Japan

Location

OpenStreetMap ↗

36.201, 139.8429© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Osaki	Ibaraki Ken	Koga Shi	36.201, 139.8429

Nearby codes

All →

306-0103 306-0104 306-0105 306-0106 306-0107 306-0108 306-0109 306-0110 306-0111 306-0112 306-0113 306-0114

Same code in other countries

Country	Place	Region
PT Portugal	Fornos	Coimbra

FAQ

Which city is 306-0101 in?

Osaki, Ibaraki Ken, Japan.

What are the coordinates of 306-0101?

36.201, 139.8429

Is 306-0101 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