00 - Congo exit code to dial first when calling international
421 - Slovak country code must be dialed next
00 +
421 +
Local Number - Overall dialing code format
World Times:
The time in Congo is now 03:37:00 AM(03:37:00 AM)
The time in Slovakia is now 04:37:00 AM(04:37:00 AM)
How to call Slovakia from Congo:
World Times:
Mobile Codes: