SIM Support
Here are some of our most commonly used articles about SIM cards, click on a link to view the info.
General
- What type of SIM card do I need for my handset?
- 3G/4G: Mobile Network & SIM card compatibility
- Mobile device / handset SIM & security PIN
Activate or Replace
- Activate or Replace your SIM card: Postpaid
- Activate or Replace your SIM card: Prepaid
- Activate a SIM and transfer my number to Optus
Troubleshoot
