Arizona Association of Realtors
Resource for agents, buyers, and sellers; includes tips and tools, articles for consumers, and member directory.
http://www.aaronline.com/

Arizona Department of Real Estate
Arizona agency that regulates real estate throughout the state
http://www.re.state.az.us/

Arizona Regional Multiple Listing Service
Lists rules and regulations, forms and monthly home sales reports in PDF format.
http://www.armls.com/

Lists rules and regulations, forms and monthly home sales reports in PDF format.
Publications highlighting real estate activity in the state. Includes products, subscription information, and archives [registration required].
http://www.brewaz.com/

Century 21 Metro Alliance
Lists statewide offices and agents, offers listings search and tips for buyers and sellers.
http://c21metroalliance.com/

Coldwell Banker Success Southwest
Residential and commercial real estate with 39 Arizona office locations.
http://www.cbsuccess.com/