Amazon.com - Search by artist or browse through all the different jazz styles in the Jazz page, or search by artist or browse through the many different styles of blues in the Blues page. (Not yet rated)
Audiophile Imports - Importing and distributing jazz and fusion CD's from around the world since 1986. (Not yet rated)
BMG - Buy 12 Jazz CD's for the price of 1.
Jazz Central Station - (Not yet rated)
CDNow - Excellent selection from this online superstore. (Not yet rated)
Quick Music - This online store has a good selection of blues. (Not yet rated)
Sony Music Direct - Go directly to the Blues and Rhythm section to buy directly from Sony.