Postal Code Finder
Registry / Japan / Postal code prefixes / 30 / 301-0852 /

Postal code 301-0852 in Koyodai, Japan

📍 What is My Postal Code?

Postal code 301-0852 covers 1 verified locality record in Japan with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 301-0852

1 Place
Koyodai
301-0852
Ibaraki Ken · Ryugasaki Shi
📍 35.9137, 140.2657

Interactive Map: 301-0852 (Japan)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 301-0852.

Nearby postal code lookups in Japan

Compare 301-0852 with adjacent postal codes in the same area or prefix range:

301-0845
Natoka
301-0846
Besshomachi
301-0847
Jonochi
301-0851
Otsukamachi
301-0853
Matsugaoka
301-0854
Nakazato
301-0855
Fujigaoka
301-0856
Kaiharatsukamachi

Postal code prefix range: 30

Postal code 301-0852 belongs to the 30 prefix district in Japan.

View all 30 postal codes → Japan Directory

Verified data profile for Postal code 301-0852

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
301-0852
Example code
Postal code Locality Administrative path Coordinates
301-0852 Koyodai Ibaraki Ken / Ryugasaki Shi 35.9137, 140.2657

Related postal lookups

Japan
Country
Postal code prefixes
Postal code prefixes
Prefix 30
Postal code range · 1,802 records
301-0845
Nearby postal code · 1 records
301-0846
Nearby postal code · 1 records
301-0847
Nearby postal code · 1 records
301-0851
Nearby postal code · 1 records
301-0853
Nearby postal code · 1 records
301-0854
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/3010852.

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
301-0852
Sample code from Koyodai.
Code Place Hierarchy Coordinates
301-0852 Koyodai Ibaraki Ken / Ryugasaki Shi 35.9137, 140.2657
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 30
Postal code range · 1,802 records
301-0845
Nearby postal code · 1 records
301-0846
Nearby postal code · 1 records
301-0847
Nearby postal code · 1 records
301-0851
Nearby postal code · 1 records
301-0853
Nearby postal code · 1 records
301-0854
Nearby postal code · 1 records

Data questions

How should I validate 301-0852?

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.