Activating your Telstra Pre-Paid & Mobile SIM is simple and can be done online at telstra.com/activate. You’ll need your SIM serial number, a valid ID, and internet access. If you’re an existing Telstra customer, signing in to My Telstra will streamline the process. Whether you’re activating a new SIM, replacing one, or switching to an eSIM, Telstra provides a seamless activation experience. Follow the steps below to get started.
Steps to Activate Telstra Pre-Paid & Mobile SIM Online
- Visit telstra.com/activate.
- Enter your SIM serial number (found on the back of your SIM kit).
- Sign in to My Telstra (if applicable) for a smoother activation.
- Provide your ID details (driver’s license, passport, or Medicare card).
- Verify your email to receive a confirmation code.
- Select your usage type (calls, text, and data or data-only).
- Follow the on-screen prompts to complete activation.
- If transferring from another network, keep your old SIM active until the process is complete.