Dialing Guinea-Bissau
The other type of code is Guinea-Bissau National Direct Dialing prefix (or NDD). It is used only when dialing to a destination within the Guinea-Bissau. Guinea-Bissau NDD code is only used as long distance dialing within the Guinea-Bissau. Do not use Guinea-Bissau National Direct Dialing prefix when dialing from outside Guinea-Bissau into Guinea-Bissau.
For Guinea-Bissau long distance, you have to dial Guinea-Bissau National Direct Dialing prefix (or NDD), City/ Area Code, and then the subscriber telephone number respectively as:
+245 (Guinea-Bissau National Direct Dialing prefix code) + City Area Code + Number you wish to call.
On the other hand, International Dialing Guinea-Bissau Code or Guinea-Bissau International Direct Dialing prefix (or IDD) is used when dialing from the Guinea-Bissau to outside Guinea-Bissau. Do not use Guinea-Bissau IDD code when dialing within Guinea-Bissau for long distance.
On the other hand, when dialing to Guinea-Bissau from outside Guinea-Bissau, a Guinea-Bissau Country Code is used . Guinea-Bissau Country Code however is not used when dialing within Guinea-Bissau.
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