🇨🇿Czechia (officially: Czech Republic) is filed in ISO 3166-1 under alpha-2 code CZ, alpha-3 code CZE and numeric code 203. Its international dialing code is +420 and its country-code top-level domain is .cz. The capital is Prague. Region: Europe.
Currency: CZK (Czech Koruna).
The two-letter code appears in domains, locales (like en-CZ), shipping and licence plates; the three-letter code in passports, finance and sport; the numeric code where Latin script is unavailable.