Japan

378-0031 post code

Post code details

1 place

Code

Place

Usunemachi

Region

Gumma Ken

County

Numata Shi

Coordinates

36.6433, 139.0303

Accuracy

—

Country

Japan

Location

OpenStreetMap ↗

36.6433, 139.0303© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Usunemachi	Gumma Ken	Numata Shi	36.6433, 139.0303

Nearby codes

All →

378-0011 378-0012 378-0013 378-0014 378-0015 378-0016 378-0017 378-0018 378-0021 378-0022 378-0023 378-0024

Same code in other countries

This code only appears in this country.

FAQ

Which city is 378-0031 in?

Usunemachi, Gumma Ken, Japan.

What are the coordinates of 378-0031?

36.6433, 139.0303

Is 378-0031 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