 How to call:
00 - Exit code when making an international call from Vietnam
30 - Greek country code for inbound calls
2298 - Hydra city code
00 + 30 + 2298 + Local Number - International dialing code format
 World Times:
The time in Vietnam is now 19:39:41 PM (07:39:41 PM)
The time in Hydra Greece is now 15:39:41 PM (03:39:41 PM)
 Mobile codes:
To call a mobile phone in Greece from Vietnam use the following dialing code format: 00 + 30 + Mobile Code* + The Number
*Greece has multiple mobile carriers: 690 (WIND), 693 (WIND), 694 (Vodafone), 695 (Vodafone), 697 (Cosmote), 698 (Cosmote), 699 (WIND)
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