A presale for the September 16, 2005 show in Phoenix, AZ will begin at the Music Today web site on Thursday, July 21, 2005 at 10:00AM local Phoenix time. This one will not require a presale password as far as I know.
There will be another presale for the Phoenix, AZ show begining on Friday, July 22, 2005 at 10:00AM at Ticketmaster.com. This one is from Downtown.net, and you have to be a member of that site in order to get the presale password.
Finally, sales to the general public begin on Saturday, July 23, 2005 at 10:00AM at Ticketmaster.com.