You can easily search a postal code of Korea. Just type in some part of address, then a list of zip-code and address will be shown. And click one of the item on the list, then a zip-code, an address in Korean, and an address in English will be displayed. At this point the data is copied to the clipboard. You can set the item starred if you want. And You can export a list of starred as a text file.The latest version of database (March 11, 2011).Searchable through the QSB(Quick Search Box).Using a Korean-Roman Converter to display an English address when there is no English address data in a database.