Used bicycles (professional sources of ready-to-go bikes):
Sellwood Cyclery   www.sellwoodcycle.com
Community Cycling Center   www.communitycyclingcenter.org
Citybikes   www.citybikes.coop

Bike mechanics classes: Gracies's Wrench   www.gracieswrench.com

Donate a bike to a good cause: Community Cycling Center
www.communitycyclingcenter.org

Welding: Acme Welding, 637 SE Salmon:  www.acmepdx.com

Sportswear and sports gear repairs: Mountain Soles, 1623 SE 12th
www.mtnsoles.com

Bicycling Resourses: City of Portland Office of Transportation
Maintenance requests, Portland Bikeline information, locker rental
www.gettingaroundportland.org

Bicycling promotion and activism: Bicycle Transportation Alliance
www.bta4bikes.org