Just saw this freebie on the Optus website - might come in handy for anyone who needs a temporary new number?
No commitment. No credit card required
Enjoy 30GB of data, unlimited talk and 1000 texts to standard Australian numbers, completely free for 7 days.
Simple set up in My Optus app
Download My Optus app and set up your eSIM on a capable device in just a few taps.
Keep your current number running
Have two numbers on one phone, so you won't miss any calls or texts.
Terms and Conditions
7-day Optus Network Trial plan available at no cost. Must not have an active Optus mobile service or have taken the Optus Network Trial in the past 6 months. New numbers only. eSIM capable device and My Optus app required.
Eligibility: New and existing Optus customers who do not have an active mobile service and who have not taken the Optus Network Trial in the past 6 months. eSIM capable device required. Customers must download and activate trial via eSIM using My Optus app. eSIM will be automatically activated 5 days after registration if not downloaded. New number will be issued on sign-up (port-in not available).
Plan: Optus Network Trial plan available for 7 days at no cost. Fair Go Policy applies. See Critical Information Summary for plan inclusions. International calling, roaming or add-ons not available for purchase. Service automatically cancelled after 7 day trial, and customer has 30 days to choose whether to keep the Optus issued number by moving to an in-market Optus mobile plan. Any unused inclusions will not roll over.
You can't… unless you use someone else's identity document.
The trial is linked to ID, not device ID or IP or anything else.