The other type of code is Pakistan National Direct Dialing prefix (or NDD). It is used only when dialing to a destination within the Pakistan. Pakistan NDD code is only used as long distance dialing within the Pakistan. Do not use Pakistan National Direct Dialing prefix when dialing from outside Pakistan into Pakistan.
For Pakistan long distance, you have to dial Pakistan National Direct Dialing prefix (or NDD), City/ Area Code, and then the subscriber telephone number respectively as:
+92 (Pakistan National Direct Dialing prefix code) + City Area Code + Number you wish to call.
On the other hand, International Dialing Pakistan Code or Pakistan International Direct Dialing prefix (or IDD) is used when dialing from the Pakistan to outside Pakistan. Do not use Pakistan IDD code when dialing within Pakistan for long distance.
On the other hand, when dialing to Pakistan from outside Pakistan, a Pakistan Country Code is used . Pakistan Country Code however is not used when dialing within Pakistan.
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