How should I validate 28170?

Validate the postal identifier together with country, locality and administrative hierarchy fields, not as a standalone global pattern.

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Registry / Korea (South) / Postal Code prefixes / 28 / 28170 /

Postal Code 28170 in 강내면, Korea (South)

📍 What is My Postal Code?

Postal code 28170 covers 2 verified locality records in Korea (South) with interactive boundary centroid map and administrative hierarchy.

VERIFIED QUICK ANSWER & ADDRESS FORMAT 📏 Calculate Distance & Mail Time from 28170 →

Province / County / District

청주시 흥덕구

Region & Locality

강내면, 충청북도 (Korea (South))

📦 How to Write a Mailing Address for 28170

Recipient Name
Street Address / Building No.
28170 강내면, 충청북도
KOREA (SOUTH)

Mapped Localities for 28170

2 Places

Interactive Map: 28170 (Korea (South))

Geographic Centroid & Coverage: Highlighted marker and radius show the verified WGS84 postal area centroid for 28170.

Technical Geodesic & Postal Specifications for 28170

Postal Identifier	28170
Primary Locality	강내면
WGS84 Centroid Coordinates	36.6321, 127.3714
Postal Prefix Sector	28xx → Browse prefix 28
Time Zone (Standard)	UTC+8 (Solar / Geodesic)
Geodesic Quadrant	36.6321° N, 127.3714° E (WGS84)
Open Location Code (Plus Code)	8Q89J9JC+RH
UTM Grid Coordinates (WGS84)	52S 354393m E, 4055296m N
Solar Daylight Today (UTC)	🌅 21:44 UTC · 🌇 08:46 UTC
Distance from Your Location

Nearby postal code lookups in Korea (South)

Compare 28170 with adjacent postal codes in the same area or prefix range:

28370 📍 4.0 km · 2.5 mi

청주시 흥덕구

28173 📍 4.6 km · 2.9 mi

강내면

28371 📍 5.6 km · 3.5 mi

청주시 흥덕구

28372 📍 5.8 km · 3.6 mi

청주시 흥덕구

28168 📍 5.9 km · 3.7 mi

오송읍

28174 📍 6.0 km · 3.7 mi

강내면

28385 📍 6.5 km · 4.0 mi

청주시 흥덕구

28178 📍 6.7 km · 4.2 mi

남이면

Postal code prefix range: 28

Postal code 28170 belongs to the 28 prefix district in Korea (South).

View all 28 postal codes → Korea (South) Directory

Verified data profile for Postal Code 28170

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

Records

Postal identifiers

100.0%

Geocoded

28170

Example code

Postal code	Locality	Administrative path	Coordinates
28170	강내면	충청북도 / 청주시 흥덕구 / 강내면	36.6321, 127.3714
28170	옥산면	충청북도 / 청주시 흥덕구 / 옥산면	36.6468, 127.3743

Postal Code 28170 in 강내면, Korea (South)

Mapped Localities for 28170

Interactive Map: 28170 (Korea (South))

Technical Geodesic & Postal Specifications for 28170

Nearby postal code lookups in Korea (South)

Postal code prefix range: 28

Verified data profile for Postal Code 28170

Related postal lookups