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Australian Mobile Telephone Networks

Network Type Band Carriers Notes
2G
GSM + GPRS
GSM 900 Optus
Telstra
Vodafone
Main frequency for Australian GSM (2G) mobile carriers
GSM 1800 Optus
Telstra
Vodaphone
Supplementary frequency for Australian GSM (2G) mobile carriers
3G
WCDMA + HSDPA
UMTS 850 Telstra (NextG) Used exclusively for Telstra's NextG 3G network
UMTS 900 Optus (YesG)
Vodaphone
Used by Optus and Vodaphone 3G networks in rural areas.
UMTS 2100 Optus
Telstra
Three (3)
Vodafone
The standard 3G frequency for Optus, Three (3), Vodafone and Telstra's non-NextG services.

The 2G GSM 850 and 2G GSM 1900 bands and the 3G UMTS 1900 band are not used by Australian carriers and mobile phones using those frequencies will not work in Australia.
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