Check out this link and vote for your favorite.
There are not a lot of them listed and a few of the ones listed, I personally have never heard of, so I will have to look them up and go visit them.
I do know of Appetites BBQ and Rodney's place is awesome. If you have not been out there, stop by and let them know AZBarbeque sent you.
http://www.thewriteup.com/