About Address24
What Address24 does
Address24 is a free address utility. It converts local addresses into formats that can be pasted into international website forms, and it helps you find postal codes. It currently supports South Korea, Japan, and Taiwan.
Data sources
Korean address results use official road-name address data. Japanese results use Japan Post romaji postal data. Taiwan results use Chunghwa Post 3+3 postal code and address data.
Your addresses are not stored
Address24 does not store the addresses you enter in its own database. Searches are processed only to return the requested result.
Independence notice
Address24 is not affiliated with, endorsed by, or representing any government agency or postal operator of the supported countries. It is an independent utility built on publicly available data.