Thanks for your post and welcome back to the Community.
We're sorry to hear you're having an issue with activating your SIM card. We can certainly check this out for you but in order to do that I will need to confirm some information with you.
I have sent you a private message regarding this. Just click on the little plum envelope at the top right-hand side of the page to access your inbox.
New around here? Check out the do's and don'ts, in our Community FAQs