Japan

379-2121 post code

Post code details

1 place

Code

Place

Koyaharamachi

Region

Gumma Ken

County

Maebashi Shi

Coordinates

36.3556, 139.1363

Accuracy

—

Country

Japan

Location

OpenStreetMap ↗

36.3556, 139.1363© OpenStreetMap

Places under this code

Place	Region	County	Coordinates
Koyaharamachi	Gumma Ken	Maebashi Shi	36.3556, 139.1363

Nearby codes

All →

379-2101 379-2102 379-2103 379-2104 379-2105 379-2106 379-2107 379-2108 379-2111 379-2112 379-2113 379-2114

Same code in other countries

This code only appears in this country.

FAQ

Which city is 379-2121 in?

Koyaharamachi, Gumma Ken, Japan.

What are the coordinates of 379-2121?

36.3556, 139.1363

Is 379-2121 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