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AAP
AAP
Technology
Stephanie Gardiner

Telcos to block phones that don't link to triple zero

Telstra and Optus are switching off 3G to allow them to expand their 4G and 5G networks. (Tracey Nearmy/AAP PHOTOS)

The telcos will cut off up to 60,000 phones that are incompatible with 4G for emergency calls, as Australians are being urged to upgrade their technology in the final days of the 3G network.

Telstra and Optus will begin shutting off 3G from Monday, having first flagged the closure five years ago.

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