🇨🇬Congo (officially: Republic of the Congo) is filed in ISO 3166-1 under alpha-2 code CG, alpha-3 code COG and numeric code 178. Its international dialing code is +242 and its country-code top-level domain is .cg. The capital is Brazzaville. Region: Africa.
Currency: CDF (Congolese Franc), XAF (CFA Franc BEAC).
The two-letter code appears in domains, locales (like en-CG), shipping and licence plates; the three-letter code in passports, finance and sport; the numeric code where Latin script is unavailable.