OK, more indie-singer-songwriters:
Pedro the Lion
TW Walsh
Rumbleseat
Elliot Smith (he used to be indie, I don't know if he still is)
Ben Kweller

Other stuff:
http://while1.net/
http://www.indyrock.com/

Ben Kweller is playing at the Record Archive on East Ave. on Tuesday, April 2 at 3:30 for free. He is also playing with the Anniversary and Dashboard Confessional that night at the Water Street Music Hall, but that show's sold out. Waa.