How to call International numbers, call International codes for making International phone calls
Instruction on how to call International number by dialing country phone codes, exit phone codes, trunk phone codes

 

When you want to make International phone calls from any country to any country, you must know call International code of the country you want to make phone call to and the country where you are calling from. The call International codes include the exit phone code, country phone code and trunk phone code. To make International phone calls just following the formular:  

exit phone code of country where you are in (making call from) +  country phone code of country where you want to call to + phone number
          
Most of countries have the exit phone code 011. When you want to make International long distance call to these countries just dial the following: 011 + country code + phone number

For example: if you want to call from Algeria to Afghanistan you must dial the exit phone code of Algeria plus the country phone code of Afghanistan plus the phone number.
exit phone code  +  country phone code   +   phone number
            00          +              93                  +    phone number.

Another example: you are in USA and want to call to Vietnam, you must dial the exit phone code of USA plus the country phone code of Vietnam plus phone number
exit phone code   +    country phone code    +   phone number 
            011        +                 84              +     phone number

Pingo