http://www.murphymethod.com/ The Murphy Method is a way of teaching bluegrass music BY EAR. Excellent banjo instruction site. (Other instruments too!)
http://www.banjoteacher.com/homepage.html Banjo Teacher.com for learning 5 string banjo, bluegrass, and many other banjo music services! Operated by professional banjo player and teacher, Ross Nickerson. Dedicated to helping others learn the joy of playing the banjo.
www.solobanjo.com His unique sound - described by some as "New Age Banjo" - blends techniques and ideas from many different styles of music, and does not attempt to be classifiable.
Desert Bluegrass Association
http://home.att.net/~fertilepickens The Desert Bluegrass Association was born March, 1995, when a group of avid bluegrassers perceived a need for an organization to develop and promote Bluegrass music for the diverse audience in the Greater Tucson Area.