Postal Code Finder
Registry / Japan / Postal code prefixes / 37 / 370-3573 /

Postal code 370-3573 in Aonashimachi, Japan

Postal code 370-3573 is mapped to 1 locality record in Japan with administrative hierarchy and coordinates.

Verified data profile for Postal code 370-3573

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
370-3573
Example code
Postal code Locality Administrative path Coordinates
370-3573 Aonashimachi Gumma Ken / Maebashi Shi 36.4128, 139.0148

Related postal lookups

Japan
Country
Postal code prefixes
Postal code prefixes
Prefix 37
Postal code range · 1,779 records
370-3533
Nearby postal code · 1 records
370-3534
Nearby postal code · 1 records
370-3571
Nearby postal code · 1 records
370-3572
Nearby postal code · 1 records
370-3574
Nearby postal code · 1 records
370-3592
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/3703573.

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
370-3573
Sample code from Aonashimachi.
Code Place Hierarchy Coordinates
370-3573 Aonashimachi Gumma Ken / Maebashi Shi 36.4128, 139.0148
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
370-3533
Nearby postal code · 1 records
370-3534
Nearby postal code · 1 records
370-3571
Nearby postal code · 1 records
370-3572
Nearby postal code · 1 records
370-3574
Nearby postal code · 1 records
370-3592
Nearby postal code · 1 records

Data questions

How should I validate 370-3573?

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.

Postal code range

This code belongs to the 37 prefix range for Japan.

View all 37 postal codes

How to validate postal code 370-3573

Treat 370-3573 as a text value, not a number. Postal identifiers can contain leading zeroes, spaces or letters in other countries, so applications should validate the country and original string together. For this page, the code is valid when it appears with one of the mapped localities below and the administrative path belongs to Japan.

Japan lookup
Open the country-level hierarchy and dataset exports.
Browse all prefixes
Compare this code with neighboring country ranges.
Prefix 37
View related codes in the same prefix range.

Mapped localities

Aonashimachi
Gumma Ken / Maebashi Shi
36.4128, 139.0148

Common lookup mistakes

A postal code can map to more than one locality record, and the same locality name can appear in different administrative areas. Always compare the country, postal code, place name and region together before treating a match as final.

Coordinates on this page are useful for map previews and approximate area checks. They should be read as locality or postal-area centroids, not as exact delivery addresses. For bulk validation, download the country dataset and keep this canonical URL as the human-readable reference for the code.

Nearby postal code lookups

These neighboring identifiers help compare adjacent code ranges inside Japan. Each link opens a canonical postal-code page with its mapped places and administrative context.

370-3533
Hodotamachi
370-3534
Idemachi
370-3571
Ikehatamachi
370-3572
Kamiaonashimachi
370-3574
Kiyonomachi
370-3592
Ashikadomachi
370-3593
榛東村役場
370-3594
陸上自衛隊 相馬原駐屯地