From memory a 0 at the front of a phone number is a stand in for the + prefixed country code. So for example Australian numbers such as 0412 345 678 are actuall

From memory a 0 at the front of a phone number is a stand in for the + prefixed country code. So for example Australian numbers such as 0412 345 678 are actually +61 412 345 678. Same goes for international numbers.