 How to call:
00 - Exit code when making an international call from Saudi Arabia
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 Saudi Arabia is now 08:48:09 AM (08:48:09 AM)
The time in Hanoi Vietnam is now 12:48:09 PM (12:48:09 PM)
 Mobile codes:
To call a mobile phone in Vietnam from Saudi Arabia use the following dialing code format: 00 + 84 + 9# + The Number
| 
