Utilz
Korea Zip Code Finder
Search any Korean address to find its zip code
Why Use This Tool?
- Look up the correct 5-digit Korean zip code for any address in South Korea.
- Required for domestic and international shipping to Korean addresses.
- Uses the official Juso API so results are always current and accurate.
How to Use
- Enter a Korean address keyword in the search box
- Click Search or press Enter
- Find the 5-digit zip code in the results
FAQ
What format are Korean zip codes?
Korean zip codes are 5 digits (e.g., 03171). The older 6-digit format was replaced in 2015 with the current 5-digit system based on road name addresses.
Can I search in Korean or English?
You can search using Korean address keywords. For English romanized addresses, try the Korean to English Address tool for best results.
When did Korea switch to 5-digit zip codes?
South Korea switched from the 6-digit system to the current 5-digit postal code system on August 1, 2015, as part of the road name address reform.
Can one address have multiple zip codes?
No. Each road name address in Korea maps to exactly one 5-digit zip code. However, a single zip code may cover multiple nearby addresses.
How many digits are in a Korean zip code?
Korean zip codes are 5 digits long (e.g., 06236). The old 6-digit postal code system was replaced with the current 5-digit system in 2015.