 How to call:
00 - Exit code when making an international call from Vietnam
44 - UK country code for inbound calls
1792 - Swansea city code
00 + 44 + 1792 + Local Number - International dialing code format
 World Times:
The time in Vietnam is now 13:20:15 PM (01:20:15 PM)
The time in Swansea United Kingdom is now 06:20:15 AM (06:20:15 AM)
 Mobile codes:
To call a mobile phone in United Kingdom from Vietnam use the following dialing code format: 00 + 44 + Mobile Code* + The Number
*United Kingdom has multiple mobile carriers: 74## (Mostly mobile broadband), 75##, 7624 (Isle of Man), 77##, 78##, 79##
| 
