what is the full form off isd????
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Answer:
International Subscriber Dialing
ISD: International Subscriber Dialing
ISD stands for International Subscriber Dialing. It is also known as International Direct Dialing (IDD). This term describes an International telephone call made by a person without relying on the telephone operator.
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Answered by
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Explanation:
International Subscriber Dialing
ISD: International Subscriber Dialing
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