All three major telcos have been warning customers to make sure they upgrade from 3G-only devices, but also to check if their 4G and 5G devices have something called Voice over LTE (VoLTE), so that they don’t get caught out when 3G networks shut down.

Telstra and Optus 3G shutdowns

Telstra: June 30, 2024

Other affected carriers using the Telstra network include:

• ALDI Mobile
• Belong
• Boost Mobile
• Exetel
• Lycamobile
• MATE
• More
• numobile
• Superloop
• Tangerine
• Woolworths Mobile

Optus: September, 2024

Other affected carriers using the Optus network include:

• amaysim
• Aussie Broadband
• Catch Connect
• Circles.Life
• Coles Mobile
• Dodo
• iPrimus
• Moose Mobile
• Southern Phone
• SpinTel
• Yomojo

The 25 most common devices which may be affected

According to the Australian Mobile Telecommunications Association.

• Alcatel 2038
• Alcatel OneTouch 2045
• Apple iPhone 5
• Apple iPhone 5C
• Apple iPhone 5S
• Aspera A42
• Doro PhoneEasy 623 OPTUS
• Doro 6521
• Google Pixel 2 XL
• Huawei E5331
• Huawei E5251s-2
• Huawei Y6 Prime
• Nokia 301
• Oppo A57
• Oppo F1s
• Oppo F5 Youth
• Optus X Smart
• Samsung Galaxy J1 Mini
• Samsung Galaxy S5
• ZTE Blade A0605