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 16:16:50 PM(04:16:50 PM)
The time in Niue is now 02:16:50 AM(02:16:50 AM)
How to call Niue from Bulgaria:
World Times:
Mobile Codes: