international direct dialling Meaning in the Cambridge English Dictionary
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Meaning of “international direct dialling” in the English Dictionary

"international direct dialling" in Business English

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international direct diallingnoun [U]

UK (US international direct dialing) uk   us   ( abbreviation IDD)
COMMUNICATIONS a way to ​phone someone directly in another country using an ​internationalphonenumber
(Definition of international direct dialling from the Cambridge Business English Dictionary © Cambridge University Press)
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