🇬🇼Guinea-Bissau (officially: Republic of Guinea-Bissau) is filed in ISO 3166-1 under alpha-2 code GW, alpha-3 code GNB and numeric code 624. Its international dialing code is +245 and its country-code top-level domain is .gw. The capital is Bissau. Region: Africa.
Currency: XOF (CFA Franc BCEAO).
The two-letter code appears in domains, locales (like en-GW), shipping and licence plates; the three-letter code in passports, finance and sport; the numeric code where Latin script is unavailable.