Generally speaking, there is very little LCN presence in the western states. That said, there is still some random stuff here or there at times. As far as Arizona...

LA family captain, Louie Caruso, owns an AC repair business in Arizona.

Back in 2000, there was an Outfit jewelry theft ring that had pulled scores in several states, including Arizona.

Back in 2007, there was a sports bookmaking bust in Arizona of over two dozen people. The operation had extended ties to the Gambino and Colombo families.