Postal Code Finder
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Postal code 999-3702 in Onsemmachi, Japan

📍 What is My Postal Code?

Postal code 999-3702 covers 1 verified locality record in Japan with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 999-3702

1 Place
Onsemmachi
999-3702
Yamagata Ken · Higashine Shi
📍 38.4603, 140.3892

Interactive Map: 999-3702 (Japan)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 999-3702.

Nearby postal code lookups in Japan

Compare 999-3702 with adjacent postal codes in the same area or prefix range:

999-3532
Tsukuriyama
999-3533
Nishizato
999-3700
Higashine Shi
999-3701
Higashine Ko
999-3703
Saginomori
999-3704
Higashine Hei
999-3705
Miyazaki
999-3706
Mikkamachi

Postal code prefix range: 99

Postal code 999-3702 belongs to the 99 prefix district in Japan.

View all 99 postal codes → Japan Directory

Verified data profile for Postal code 999-3702

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
999-3702
Example code
Postal code Locality Administrative path Coordinates
999-3702 Onsemmachi Yamagata Ken / Higashine Shi 38.4603, 140.3892

Related postal lookups

Japan
Country
Postal code prefixes
Postal code prefixes
Prefix 99
Postal code range · 2,093 records
999-3532
Nearby postal code · 1 records
999-3533
Nearby postal code · 1 records
999-3700
Nearby postal code · 1 records
999-3701
Nearby postal code · 1 records
999-3703
Nearby postal code · 1 records
999-3704
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/9993702.

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
999-3702
Sample code from Onsemmachi.
Code Place Hierarchy Coordinates
999-3702 Onsemmachi Yamagata Ken / Higashine Shi 38.4603, 140.3892
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 99
Postal code range · 2,093 records
999-3532
Nearby postal code · 1 records
999-3533
Nearby postal code · 1 records
999-3700
Nearby postal code · 1 records
999-3701
Nearby postal code · 1 records
999-3703
Nearby postal code · 1 records
999-3704
Nearby postal code · 1 records

Data questions

How should I validate 999-3702?

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.