Help Center

Optus 3G Network Closure

The Optus and Telstra 3G mobile networks are closing

Updated a year ago

Will I need a new SIM card?

Updated a year ago

What is 3G?

Updated a year ago

Can I still call 000?

Updated a year ago

Will medical devices or security devices be impacted?

Updated a year ago

What happens if I don’t upgrade my device by 30 April 2022?

Updated a year ago

Will I lose my current mobile number?

Updated a year ago