 How to call:
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 Times:
The time in Guinea is now 10:30:03 AM (10:30:03 AM)
The time in Hanoi Vietnam is now 17:30:03 PM (05:30:03 PM)
 Mobile codes:
To call a mobile phone in Vietnam from Guinea use the following dialing code format: 00 + 84 + 9# + The Number
| 
