;Emergency calls
exten => 000,

;Mobile phones
exten => _04XXXXXXXX,

;Sydney Local
exten => _[8-9]XXXXXXX,

;Sydney/NSW regional
exten => _[4-6]XXXXXXX,

;STD prefixed
exten => _0[2-37-8]XXXXXXXX,

;13 numbers
exten => _13XXXX,
exten => _1300XXXXXX,

;Freecall 1800 numbers
exten => _1800XXXXXX,

;Overseas calling
exten => _0011X.,