How to call Hanoi in Vietnam from Guinea:
00 - Exit code when making an international call from Guinea
84 - Vietnamese country code for inbound calls
4 - Hanoi city code
00 + 84 + 4 + Local Number - International dialing code format
World time zone information:
The time in Guinea is now 00:01:33 AM (12:01:33 AM)
The time in Hanoi Vietnam is now 07:01:33 AM (07:01:33 AM)
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