Optus turns on 4G, but has no phones until Sept 20

Sydney, Newcastle and Perth have wireless broadband today, Galaxy S III 4G soon

Optus has decided its 4G network is ready for action, flicking the switch to turn it on in Sydney, Perth and Newcastle as of today. Melbourne's turn comes on September 15th.…

via The Register - Networks

http://go.theregister.com/feed/www.theregister.co.uk/2012/09/03/optus_4g_launch/