 How to call:
00 - Exit code when making an international call from Tonga
963 - Syrian country code for inbound calls
15 - Dera(Dera'a) city code
00 + 963 + 15 + Local Number - International dialing code format
 World Times:
The time in Tonga is now 06:22:25 AM (06:22:25 AM)
The time in Dera(Dera'a) Syria is now 20:22:25 PM (08:22:25 PM)
 Mobile codes:
To call a mobile phone in Syria from Tonga use the following dialing code format: 00 + 963 + 9 + The Number
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