 How to call:
00 - Exit code when making an international call from Estonia
855 - Cambodian country code for inbound calls
64 - Preah Vihear city code
00 + 855 + 64 + Local Number - International dialing code format
 World Times:
The time in Estonia is now 13:17:30 PM (01:17:30 PM)
The time in Preah Vihear Cambodia is now 17:17:30 PM (05:17:30 PM)
 Mobile codes:
To call a mobile phone in Cambodia from Estonia use the following dialing code format: 00 + 855 + 9# + The Number
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