Australia’s 15,076 public payphones will be free to use. Both local and national phone calls with be fee-free as part of the Telstra's payphone overhaul, as well as calls to Australian mobile phone numbers, with no restrictions other than a six-hour limit on phone calls.
Consumers will still have to pay to call overseas, however.
Because I always spend up to 6 hours in a phone box.
(but a great new change by Telstra).