43 teams so far from the following locations:

KS:  Independence, Caney, Cherryvale, Pittsburg
OK:  Claremore, OKC, Sapulpla, Kellyville, Catoosa, Owasso, Choctaw, Barnsdall, Bethany, Bixby, Ponca City, and Tulsa.
MO/AR:  verbals but none registered yet.