I am very poor and I need glasses. I heard the Lion's Club helps with that but I don't know how to get a hold of them. I live in Mesa, AZ. Please help. Thank you so much.

Check the Lions Club
I know I got my eyes examined with them years ago and they can help you
https://www.askmehelpdesk.com/vision/free-glasses-free-eye-exam-218963.html

Please visit that link, there are a couple of answers to your question there.