 How to call:
00 - Exit code when making an international call from Vatican city
592 - Guyanese country code for inbound calls
71 - Anna Regina city code
00 + 592 + 71 + Local Number - International dialing code format
 World Times:
The time in Vatican city is now 02:55:16 AM (02:55:16 AM)
The time in Anna Regina Guyana is now 20:55:16 PM (08:55:16 PM)
 Mobile codes:
To call a mobile phone in Guyana from Vatican city use the following dialing code format: 00 + 592 + 6 + The Number
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