 How to call:
00 - Exit code when making an international call from Macau
592 - Guyanese country code for inbound calls
5 - Bartica city code
00 + 592 + 5 + Local Number - International dialing code format
 World Times:
The time in Macau is now 19:42:02 PM (07:42:02 PM)
The time in Bartica Guyana is now 07:42:02 AM (07:42:02 AM)
 Mobile codes:
To call a mobile phone in Guyana from Macau use the following dialing code format: 00 + 592 + 6 + The Number
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