00 + 856
Dial 00 (exit code) + 856 (Laos code)
Dialing Format
To call a Laos phone number from Vietnam:
00 + 856 + [Area Code] + [Local Number]
Example: Calling Vientiane from Vietnam
00 856 21 [Local Number]
Where:
00 = Vietnam international exit code
856 = Laos country code
21 = Vientiane area code (without leading 0)
[Local Number] = Local phone number in Laos
Step-by-Step Instructions
- Dial 00 - This is Vietnam's international exit code
- Dial 856 - This is Laos's country code
- Dial the area code (without the leading 0)
- Dial the local phone number
Important Notes
- Remove the leading 0 from Laos area codes when dialing internationally
- For example, if the local number is 021 123 4567, dial 00 856 21 123 4567
- Mobile numbers in Laos may have different formats than landlines
Quick Facts
00
Vietnam Exit Code
+856
Laos Country Code
00
Laos Exit Code
Major Laos Area Codes
Other Countries to Call from Vietnam
How to Call Andorra from Vietnam
How to Call United Arab Emirates from Vietnam
How to Call Armenia from Vietnam
How to Call Angola from Vietnam
How to Call Argentina from Vietnam
How to Call Austria from Vietnam
How to Call Australia from Vietnam
How to Call Azerbaijan from Vietnam
How to Call Bangladesh from Vietnam
How to Call Belgium from Vietnam