대한민국
6.8K
5 chars
17
4
Explore South Korea's 17 provinces with our interactive map.
Locate post offices across South Korea. Find addresses and contact information.
Government correspondence mailed within South Korea carries five-digit routing digits (03170); KR internal mail centers index trays partly by postal.
Key Characteristics
Code Type
Numeric
Administered By
National Postal Service
Coverage
Nationwide
South Korea uses numeric postal codes with 5 digits (example: 03170). In our directory, these codes are organized from provinces down to neighborhoods.
Visual Structure
Government correspondence mailed within South Korea carries five-digit routing digits (03170); KR internal mail centers index trays partly by postal.
How South Korea organises areas for postal codes
Browse all 17 top-level divisions
Step-by-step guide for correct address formatting
Sample Address Block
Name; Seoul; Gangnam-gu; Teheran-ro 123; 06134; SOUTH KOREA
Tips for successful mail and package delivery
Always verify the postal code
Verify your postal code is complete (5 digits) before sending. Use our lookup tool to confirm accuracy.
Include all address levels
Write the full address hierarchy for best results.
Avoid abbreviations
Write out full province names to prevent sorting errors.
Don't omit the postal code
Missing postal codes cause significant delivery delays and may result in returned mail.
What to know when sending packages
Standard domestic delivery within South Korea typically takes 2–7 business days. International packages require complete address information including the postal code. Always include the correct 5-character code for fastest routing.
Common questions about South Korea postal codes
South Korea uses 5 digits in the postal code. An example is 03170. Government correspondence mailed within South Korea carries five-digit routing digits (03170); KR internal mail centers index trays partly by postal.
South Korea has 17 provinces with postal code coverage. Use our browse tool to explore them.
Use our free lookup or browse by province to find the exact postal code for your location.
The postal code is written on the same line as or immediately after the province, before the country name when mailing internationally.
대한민국
6.8K
5 chars
17
4
Explore South Korea's 17 provinces with our interactive map.
Locate post offices across South Korea. Find addresses and contact information.
Government correspondence mailed within South Korea carries five-digit routing digits (03170); KR internal mail centers index trays partly by postal.
Key Characteristics
Code Type
Numeric
Administered By
National Postal Service
Coverage
Nationwide
South Korea uses numeric postal codes with 5 digits (example: 03170). In our directory, these codes are organized from provinces down to neighborhoods.
Visual Structure
Government correspondence mailed within South Korea carries five-digit routing digits (03170); KR internal mail centers index trays partly by postal.
How South Korea organises areas for postal codes
Browse all 17 top-level divisions
Step-by-step guide for correct address formatting
Sample Address Block
Name; Seoul; Gangnam-gu; Teheran-ro 123; 06134; SOUTH KOREA
Tips for successful mail and package delivery
Always verify the postal code
Verify your postal code is complete (5 digits) before sending. Use our lookup tool to confirm accuracy.
Include all address levels
Write the full address hierarchy for best results.
Avoid abbreviations
Write out full province names to prevent sorting errors.
Don't omit the postal code
Missing postal codes cause significant delivery delays and may result in returned mail.
What to know when sending packages
Standard domestic delivery within South Korea typically takes 2–7 business days. International packages require complete address information including the postal code. Always include the correct 5-character code for fastest routing.
Common questions about South Korea postal codes
South Korea uses 5 digits in the postal code. An example is 03170. Government correspondence mailed within South Korea carries five-digit routing digits (03170); KR internal mail centers index trays partly by postal.
South Korea has 17 provinces with postal code coverage. Use our browse tool to explore them.
Use our free lookup or browse by province to find the exact postal code for your location.
The postal code is written on the same line as or immediately after the province, before the country name when mailing internationally.