About the postal code data

How this directory is organized, when the data file was last modified, and how to verify an important address.

Coverage

The directory currently contains 7436 area records across 77 provinces, 928 districts, and 954 distinct postal codes.

How pages are created

Records are grouped into province and district pages. Every page summarizes its own districts, subdistricts, postal-code range, and related areas from the dataset instead of publishing search-result URLs.

Freshness and verification

The dataset file was last modified on July 4, 2026. This is a file modification date, not a verification date for every record. Confirm the complete address with the recipient before use.

Independent directory

This website is an independent postal code directory.