關於「ISO 3166 country code」標籤，搜尋引擎有相關的訊息討論：

List of ISO 3166 country codes - Wikipediaen.wikipedia.org › wiki › List_of_ISO_3166_country_codesTW - Taiwan (Province of China) - ISOwww.iso.org › obpList of country codes by alpha-2, alpha-3 code (ISO 3166)www.iban.com › country-codesISO 3166-1 alpha-2 - Wikipediaen.wikipedi