The listing for the state orginzatoins is buried (best way I know how to
explain it) in the forums. They are pinned under the region/state at the top
of the page.

http://forums.groundspeak.com/GC/index.php?showtopic=87157

I actually stumbled across it by accident.

AZGeocaching.com is the only one that's listed for Arizona.

Jake - Team A.I.