Regular Annual Festivals.
(Click on link for more information about each festival.)

• Glendale Folk and Heritage Festival
  http://www.glendaleaz.com/SRPHA/
  
  Sharlot Hall Folk Festival
  www.sharlot.org
  Jody Drake
  jody@sharlot.org
   
  Tucson Folk Festival
  http://www.tkma.org
  
  Tombstone Western Music Festival
  www.tombstonewesternmusicfestival.org
  www.tombstonewesternmusicfestival.org/contact.php
  
  Festival of the West
  www.festivalofthewest.com
  Rollie Stevens
  rolliestevens@gmail.com
  
  Flagstaff Folk Festival
  http://flagfolkfest.org
  
  Prescott Bluegrass Festival
  
  Four Corners Bluegrass Festival
  (Wickenburg, AZ)
  http://kadmusarts.com/festivals/4968.html
  info@wickenburgchamber.com
  events@wickenburgchamber.com
  
  
• Hi Country Bluegrass Festival
  http://www.arizonahighway69chamber.org/
  
  
• Arizona Bluegrass Festival
  
  
• Teluride (Colorado) Bluegrass festival
  http://www.bluegrass.com/telluride/
  
  (Thanks to JB for providing the link info.)