what kind of mobile phone can use in perth?

i am indian come to perth soon! i am confused what mobile phone i should bring, i mean frequency type?

LG OK R NOKIA

These are the frequency's that the Australian carriers use on their mobile phone networks. Note that Telstra only uses 850 on their 3G network which means a lot of phones do not work with Telstra's 3G. Hutchison 3G Australia Pty Limited - 3G 2100 Singtel Optus Limited (YES OPTUS) - GSM 900/1800 Singtel Optus Limited (YES OPTUS) - 3G 2100 Telstra Corporation Limited (Telstra MobileNet) - GSM 900/1800 Telstra Corporation Limited (Telstra MobileNet) - 3G 850 Vodafone Pacific Limited - GSM 900/1800 Vodafone Pacific Limited - 3G 2100