Neighborhood · Tochigi Ken · Haga Gun · Mashiko Machi · Koizumi · Japan

Koizumi Postal code

321-4222Neighborhood

Looking for the postal code for Koizumi? This neighborhood is located in Tochigi Ken · Haga Gun · Mashiko Machi · Koizumi · Japan. Use our directory to find the correct postal code for Koizumi and nearby locations.

Complete Location Hierarchy

Neighborhoods are the most local delivery level in Japan. Matching the correct neighborhood with the right postal code helps reduce failed deliveries and return-to-sender errors.

Tochigi Ken
—
Prefecture
Haga Gun
—
Municipality
Mashiko Machi
—
District
321-4222
Neighborhood · Current

Interactive map of Koizumi · Japan — postal codes & coordinates

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Postal code for this area

Koizumi uses the following postal code.

321-4222

Developer API

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API reference
Example request
GEThttps://api.listpostcode.com/v1/countries/JP/resolve?path=/tochigi-ken/haga-gun/mashiko-machi/koizumi-321-4222
curl -H "x-api-key: YOUR_API_KEY" \
  "https://api.listpostcode.com/v1/countries/JP/resolve?path=/tochigi-ken/haga-gun/mashiko-machi/koizumi-321-4222"