French Guiana Country Code
For data processing and communications and French Guiana and it's dependent areas is represent by a French Guiana Country code. French Guiana country code is a short numeric geographical code (geocodes) developed by the ISO 3166-1 system. French Guiana country code is freqently refered to as French Guiana dialing codes or French Guiana E.164 calling code.
French Guiana Country Code is used when dialing to French Guiana from outside French Guiana. French Guiana Country Code is however not used when dialing within French Guiana.
To call French Guiana from outside French Guiana, you have to dial the your own country's International Direct Dialing prefix (IDD), French Guiana Country Code, City/ Area Code, and then the subscriber telephone number as:
Your Countries International Direct Dialing Prefix (IDD) +594 (French Guiana Country Code) + City Area Code + Number you wish to call.
When dialing from a mobile phone outside French Guiana into French Guiana, Dial '+' +594 (French Guiana Country Code) + City Area Code + Number you wish to call. (The "+" can be reached by holding down the "0" key until it turns into a "+". The "+" is universal prefix for all international mobile telephone calls including French Guiana)
French Guiana International Direct Dialing prefix (or IDD) is used when dialing from the French Guiana to outside the country (Refer to international dialing French Guiana code or French Guiana international access code). Do not use French Guiana IDD when dialing within French Guiana.
French Guiana National Direct Dialing prefix (or NDD) is used when dialing to a destination within the French Guiana (Refer to dialing French Guiana code). Do not use French Guiana National Direct Dialing prefix when dialing from outside French Guiana into French Guiana. French Guiana NDD is only used as long distance dialing within the country.
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