00 - Vatican city exit code to dial first when calling international
683 - Niuean country code must be dialed next
00 +
683 +
Local Number - Overall dialing code format
World Times:
The time in Vatican city is now 04:55:17 AM(04:55:17 AM)
The time in Niue is now 15:55:17 PM(03:55:17 PM)
How to call Niue from Vatican city:
World Times:
Mobile Codes: