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Registry / Korea (South) / Postal Code prefixes / 28 / 28566 /

Postal Code 28566 in 청주시 서원구, Korea (South)

📍 What is My Postal Code?

Postal code 28566 covers 1 verified locality record in Korea (South) with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 28566 →
Province / County / District
청주시 서원구
Region & Locality
청주시 서원구, 충청북도 (Korea (South))
📦 How to Write a Mailing Address for 28566
Recipient Name
Street Address / Building No.
28566 청주시 서원구, 충청북도
KOREA (SOUTH)

Mapped Localities for 28566

1 Place
청주시 서원구
28566
충청북도 · 청주시 서원구
📍 36.6367, 127.4672

Interactive Map: 28566 (Korea (South))

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 28566.

Nearby postal code lookups in Korea (South)

Compare 28566 with adjacent postal codes in the same area or prefix range:

28564 📍 0.2 km · 0.1 mi
청주시 서원구
28565 📍 0.3 km · 0.2 mi
청주시 서원구
28560 📍 0.4 km · 0.2 mi
청주시 흥덕구
28563 📍 0.4 km · 0.2 mi
청주시 흥덕구
28567 📍 0.4 km · 0.2 mi
청주시 서원구
28559 📍 0.5 km · 0.3 mi
청주시 서원구
28568 📍 0.5 km · 0.3 mi
청주시 서원구
28558 📍 0.6 km · 0.4 mi
청주시 흥덕구

Postal code prefix range: 28

Postal code 28566 belongs to the 28 prefix district in Korea (South).

View all 28 postal codes → Korea (South) Directory

Verified data profile for Postal Code 28566

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
28566
Example code
Postal code Locality Administrative path Coordinates
28566 청주시 서원구 충청북도 / 청주시 서원구 36.6367, 127.4672

Related postal lookups

Korea (South)
Country
Postal Code prefixes
Postal code prefixes
Prefix 28
Postal code range · 763 records
28564
Nearby postal code · 2 records
28565
Nearby postal code · 1 records
28560
Nearby postal code · 1 records
28563
Nearby postal code · 1 records
28567
Nearby postal code · 1 records
28559
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/korea-south/code/28566.

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
28566
Sample code from 청주시 서원구.
Code Place Hierarchy Coordinates
28566 청주시 서원구 충청북도 / 청주시 서원구 36.6367, 127.4672
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

Korea (South)
Country
Postal Code prefixes
Postal code prefixes
Prefix 28
Postal code range · 763 records
28564
Nearby postal code · 2 records
28565
Nearby postal code · 1 records
28560
Nearby postal code · 1 records
28563
Nearby postal code · 1 records
28567
Nearby postal code · 1 records
28559
Nearby postal code · 1 records

Data questions

How should I validate 28566?

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.