Pat, it could also be that if you bought the home, the listing agent had put the home on the Arizona Regional MLS and that is why it is showing up as sold. Buying real property in Arizona is public information.
Pat, the home is showing SOLD, which is public information. If you sold your home through the Arizona Regional MLS then you probably gave permission to advertise on affiliated websites like Trulia.com. The home is not for sale. It is just SOLD.