00 - Bulgaria exit code to dial first when calling international
381 - Republic of Serbia country code must be dialed next
00 +
381 +
Local Number - Overall dialing code format
World Times:
The time in Bulgaria is now 04:25:43 AM(04:25:43 AM)
The time in Serbia is now 03:25:43 AM(03:25:43 AM)
How to call Serbia from Bulgaria:
World Times:
Mobile Codes: