Postal Code Finder
Registry / Japan / Yamaguchi Ken

Postal codes of Yamaguchi Ken (Japan)

Comprehensive directory for the Yamaguchi Ken hub. Our registry indexes 2,050 geocoded administrative entries across 17 distinct provinces.

Verified data profile for Yamaguchi Ken

Based on 2,050 records, 1,893 postal code values and 1,836 mapped localities. Coordinate coverage is 100.0%.

2,050
Records
1,893
Postal identifiers
100.0%
Geocoded
740-0000
Example code
Postal code Locality Administrative path Coordinates
740-0000 Iwakuni Shi Yamaguchi Ken / Iwakuni Shi 34.1836, 132.232
740-0000 Waki Cho Yamaguchi Ken / Kuga Gun / Waki Cho 34.1836, 132.232
740-0001 Shozokumachi Yamaguchi Ken / Iwakuni Shi 34.1983, 132.2302
740-0002 Shimminatomachi Yamaguchi Ken / Iwakuni Shi 34.1864, 132.2305
740-0003 Iidamachi Yamaguchi Ken / Iwakuni Shi 34.1755, 132.2376
740-0004 Showamachi Yamaguchi Ken / Iwakuni Shi 34.1742, 132.2298

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Administrative area coverage

Use this page to browse the administrative hierarchy, compare representative postal codes and move to related areas without guessing slugs. The canonical route for this record set is /postal-codes/japan/yamaguchi-ken.

How to use this lookup

  • Open the strongest child areas first when browsing a large administrative region.
  • Compare related postal prefixes before choosing a local import key.
  • Use the country dataset when you need full coverage beyond the visible sample.
Records
2,050
Database rows represented by this canonical route.
Postal identifiers
1,893
Distinct postal code values in this route.
Localities
1,836
Mapped place names or administrative entries.
Coordinate coverage
100.0%
Rows with latitude and longitude available.
Detected format
7 digits (NNN-NNNN)
Japanese postal codes use seven digits, commonly formatted with a hyphen after the third digit.
Example
740-0000
Sample code from Iwakuni Shi.
Browse level
administrative hub
This page connects parent geography, child areas, prefix ranges and downloadable records.
Code Place Hierarchy Coordinates
740-0000 Iwakuni Shi Yamaguchi Ken / Iwakuni Shi 34.1836, 132.232
740-0000 Waki Cho Yamaguchi Ken / Kuga Gun / Waki Cho 34.1836, 132.232
740-0001 Shozokumachi Yamaguchi Ken / Iwakuni Shi 34.1983, 132.2302
740-0002 Shimminatomachi Yamaguchi Ken / Iwakuni Shi 34.1864, 132.2305
740-0003 Iidamachi Yamaguchi Ken / Iwakuni Shi 34.1755, 132.2376
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 · 146,883 records
Hokkaido
Region · 9,436 records
Aichi Ken
Region · 9,253 records
Tokyo To
Region · 8,801 records
Kyoto Fu
Region · 6,925 records
Niigata Ken
Region · 6,051 records
Hyogo Ken
Region · 5,667 records
Osaka Fu
Region · 4,729 records
Fukushima Ken
Region · 4,282 records

Data questions

What does the Yamaguchi Ken page cover?

It connects 2,050 postal records in Japan with child areas, related prefixes, examples and download/API paths.

How do I browse nearby areas from Yamaguchi Ken?

Use the child-area cards, parent breadcrumbs and related prefix links to move through the canonical hierarchy.

Why are only representative rows visible?

Large administrative pages keep bounded HTML for speed and expose full coverage through dataset exports.

Search Yamaguchi Ken postal codes and localities

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Geographic Context

Yamaguchi Ken is a key administrative jurisdiction within Japan. Our registry provides a comprehensive overview of its internal divisions, facilitating precise spatial analysis and logistical mapping across its 17 provinces.

Postal code ranges covering Yamaguchi Ken

Use these prefix ranges when you know the first digits or letters of a local postal identifier. Each link opens a country-level range with matching localities and coordinates.

All Japan prefixes
75
1,113 records in this hub, 1,099 codes nationwide.
74
937 records in this hub, 794 codes nationwide.

Navigate Yamaguchi Ken provinces

Interactive Navigation: Markers represent geometric administrative centroids. Explore the regional registry by clicking on specific spatial clusters.

Provinces and postal code coverage

Showing top 17 of 17

Download the Yamaguchi Ken postal code dataset

Access the complete administrative registry for Yamaguchi Ken. Structured datasets available in XLSX, CSV, and JSON formats for immediate integration.

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Verified Scope: Yamaguchi Ken Hub • Entities: 2,050 technical records

Frequently Asked Questions: Yamaguchi Ken postal code guide

What is the postal structure for Yamaguchi Ken?

Yamaguchi Ken is represented in the Japan postal registry with verified coordinates and administrative hierarchy fields.

Can I download postal code data for Yamaguchi Ken?

Yes. The dataset for Yamaguchi Ken can be exported in CSV, Excel and JSON formats from the download section on this page.

How many subdivisions are mapped for Yamaguchi Ken?

Yamaguchi Ken currently aggregates 17 mapped subdivisions in the public registry.

What does the Yamaguchi Ken page cover?

It connects 2,050 postal records in Japan with child areas, related prefixes, examples and download/API paths.

How do I browse nearby areas from Yamaguchi Ken?

Use the child-area cards, parent breadcrumbs and related prefix links to move through the canonical hierarchy.