Postal Code Finder
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Postal code 308-0848 in Saiwaicho, Japan

📍 What is My Postal Code?

Postal code 308-0848 covers 1 verified locality record in Japan with interactive boundary centroid map and administrative hierarchy.

Mapped Localities for 308-0848

1 Place
Saiwaicho
308-0848
Ibaraki Ken · Chikusei Shi
📍 36.2842, 139.9434

Interactive Map: 308-0848 (Japan)

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 308-0848.

Nearby postal code lookups in Japan

Compare 308-0848 with adjacent postal codes in the same area or prefix range:

308-0844
Shimonodono
308-0845
Nishiho
308-0846
Nunogawa
308-0847
Tamado
308-0851
Shimoezure
308-0852
Oya
308-0853
Isami
308-0854
Ozakata

Postal code prefix range: 30

Postal code 308-0848 belongs to the 30 prefix district in Japan.

View all 30 postal codes → Japan Directory

Verified data profile for Postal code 308-0848

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
308-0848
Example code
Postal code Locality Administrative path Coordinates
308-0848 Saiwaicho Ibaraki Ken / Chikusei Shi 36.2842, 139.9434

Related postal lookups

Japan
Country
Postal code prefixes
Postal code prefixes
Prefix 30
Postal code range · 1,802 records
308-0844
Nearby postal code · 1 records
308-0845
Nearby postal code · 1 records
308-0846
Nearby postal code · 1 records
308-0847
Nearby postal code · 1 records
308-0851
Nearby postal code · 1 records
308-0852
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/3080848.

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
308-0848
Sample code from Saiwaicho.
Code Place Hierarchy Coordinates
308-0848 Saiwaicho Ibaraki Ken / Chikusei Shi 36.2842, 139.9434
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
308-0844
Nearby postal code · 1 records
308-0845
Nearby postal code · 1 records
308-0846
Nearby postal code · 1 records
308-0847
Nearby postal code · 1 records
308-0851
Nearby postal code · 1 records
308-0852
Nearby postal code · 1 records

Data questions

How should I validate 308-0848?

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.