00 - Bulgaria 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 Bulgaria is now 15:47:37 PM(03:47:37 PM)
The time in Niue is now 01:47:37 AM(01:47:37 AM)
How to call Niue from Bulgaria:
World Times:
Mobile Codes: