What is the best way to start a southern gospel band?
Find a place you would like to have auditions, then run an Ad in your local newspaper. You could also contact by phone, or email, your local TV station, and ask for a free announcement about starting one.
tell all your friends and see if they want to join you
Do it in a bar, have a blind piano player
head to the church
Perhaps you could leave contact info on various church bulletin boards with an explanation of what you would like to do.