Call Barring Code =link= -

This is highly useful for travelers who want to avoid exorbitant roaming fees for answering calls abroad.

Most GSM networks worldwide use a standardized set of Supplementary Service codes. To use these, you enter them into your phone's dialer (the keypad) and press the call button. Outgoing Call Barring All outgoing calls: 33 [Code] # International outgoing calls: 331 [Code] # call barring code