00 - Vietnam exit code to dial first when calling international
257 - Burundian country code must be dialed next
00 +
257 +
Local Number - Overall dialing code format
World Times:
The time in Vietnam is now 21:15:38 PM(09:15:38 PM)
The time in Burundi is now 16:15:38 PM(04:15:38 PM)
How to call Burundi from Vietnam:
World Times:
Mobile Codes: