 How to call:
011 - Exit code when making an international call from American Samoa
84 - Vietnamese country code for inbound calls
4 - Hanoi city code
011 + 84 + 4 + Local Number - International dialing code format
 World Times:
The time in American Samoa is now 01:01:18 AM (01:01:18 AM)
The time in Hanoi Vietnam is now 19:01:18 PM (07:01:18 PM)
 Mobile codes:
To call a mobile phone in Vietnam from American Samoa use the following dialing code format: 011 + 84 + 9# + The Number
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