Welcome to TPG Community!
We have located the mobile account using your community details and we can see that the mobile service has been activated.
If you are still having issues, you may check out this community article for reference: https://community.tpg.com.au/t5/SIM-Only-Plans/How-to-activate-your-TPG-Mobile-SIM-card/m-p/5644#M23...
We can also arrange one of our mobile specialists to contact you for further assistance, simply PM us your contact details. Thank you.