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 23:58:10 PM(11:58:10 PM)
The time in Serbia is now 22:58:10 PM(10:58:10 PM)
How to call Serbia from Bulgaria:
World Times:
Mobile Codes: