Postal Code Finder
Registry / Japan / Postal code prefixes / 37 / 377-0004 /

Postal code 377-0004 in Handa, Japan

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Postal code 377-0004 covers 1 verified locality record in Japan with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 377-0004

1 Place
Handa
377-0004
Gumma Ken · Shibukawa Shi
📍 36.4638, 139.0296

Interactive Map: 377-0004 (Japan)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 377-0004.

Nearby postal code lookups in Japan

Compare 377-0004 with adjacent postal codes in the same area or prefix range:

376-8686
Suehiromachi
377-0000
Shibukawa Shi
377-0002
Nakamura
377-0003
Yagihara
377-0005
Arima
377-0006
Miyukida
377-0007
Ishihara
377-0008
Shibukawa

Postal code prefix range: 37

Postal code 377-0004 belongs to the 37 prefix district in Japan.

View all 37 postal codes → Japan Directory

Verified data profile for Postal code 377-0004

Based on 1 records, 1 postal code values and 1 mapped localities. Coordinate coverage is 100.0%.

1
Records
1
Postal identifiers
100.0%
Geocoded
377-0004
Example code
Postal code Locality Administrative path Coordinates
377-0004 Handa Gumma Ken / Shibukawa Shi 36.4638, 139.0296

Related postal lookups

Japan
Country
Postal code prefixes
Postal code prefixes
Prefix 37
Postal code range · 1,779 records
376-8686
Nearby postal code · 1 records
377-0000
Nearby postal code · 1 records
377-0002
Nearby postal code · 1 records
377-0003
Nearby postal code · 1 records
377-0005
Nearby postal code · 1 records
377-0006
Nearby postal code · 1 records

Postal code validation data

Use this page to validate one postal code or locality against real parent areas, nearby records and downloadable source rows. The canonical route for this record set is /postal-codes/japan/code/3770004.

Records
1
Database rows represented by this canonical route.
Postal identifiers
1
Distinct postal code values available for this page.
Localities
1
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Example
377-0004
Sample code from Handa.
Code Place Hierarchy Coordinates
377-0004 Handa Gumma Ken / Shibukawa Shi 36.4638, 139.0296
Download postal data
CSV, JSON and XLSX exports for research, validation and data products.
Use the API
Query postal codes by country, place name, region or code prefix.
Implementation notes
Field definitions, canonical paths and practical lookup guidance.

Useful related pages

Japan
Country
Postal code prefixes
Postal code prefixes
Prefix 37
Postal code range · 1,779 records
376-8686
Nearby postal code · 1 records
377-0000
Nearby postal code · 1 records
377-0002
Nearby postal code · 1 records
377-0003
Nearby postal code · 1 records
377-0005
Nearby postal code · 1 records
377-0006
Nearby postal code · 1 records

Data questions

How should I validate 377-0004?

Validate the postal identifier together with country, locality and administrative hierarchy fields, not as a standalone global pattern.

What context is available for this record?

The page includes the parent country, related prefix or nearby codes, coordinates when available and source rows for download/API workflows.