How to call a Vietnamese mobile phone from Guantanamo Bay.

Dial the following international mobile code:

00 + 84 + 9 + The Number

* Do not dial the plus (+) symbols

How to call a Vietnam mobile phone:

00 - Guantanamo Bay exit code to dial first when calling international
84 - Vietnam country code must be dialed next
9 - Vietnam mobile code must be dialed next
00 + 84 + 9 + Local Number - Overall dialing format

World Times:

The time in Guantanamo Bay is now 02:19:38 AM (02:19:38 AM)
The time in Vietnam is now 14:19:38 PM (02:19:38 PM)

Tips for calling a cell phone in Vietnam:

To call a Vietnamese cell phone from a land line, simply follow the mobile country code dialing instructions above to place your call.
To call a Vietnamese cell phone from your cell phone, you may need to first use the + (plus) sign prior to entering the Vietnam mobile code and telephone number.
If you are calling Vietnam from your cell phone, you may incur additional charges or fees from your mobile carrier. We recommend trying out a service, such as