Australian Optus Prepaid SIM Activation Summary

The OPTUS SIM can be activated online PRIOR to entering Australia. (They let you verify your ID by using any international credit card).

Click HERE to see full activation guide with screenshots and FAQs.

ACTIVATION OVERVIEW

1. Enter Your Sim Number
2. Enter Your Details
3. Select Your Number
4. Select Your Plan
5. Recharge
6. Verify Your Identity
7. Activate

First figure out which plan you want at: http://www.optus.com.au/shop/mobile/prepaid

ie if you buy the $30 preloaded SIM, then most likely the $30 Prepaid Ultimate plan