Welcome! You can certainly find lots of support just reading and sharing here.
For other, live support groups like AA, many are still working in a hybrid format (live + zoom). So you could check it out from home.
You could also call your local branch and probably find someone is happy to give you a ride to a meeting. Or there are sites like intherooms.com that work all online.
As for sponsorship though, that you’re unlikely to find on the forum. Here’s a thread with info on what sponsorship is about:
Stick around though, and surely you can meet lots of folks who will still be here to support you!