- Bike News from TucsonVelo.com
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- Sun Tran (bus)
- Drachman Institute - Community outreach arm of the College of Architecture and Landscape Architecture from the University of Arizona.
- Pima County Bicycle & Pedestrian Program
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- Pima Association of Governments Bicycle & Pedestrian Program
- University of Arizona Bicycling Options
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- BICAS - Located in the heart of downtown Tucson, BICAS (Bicycle Inter-Community Action & Salvage) is a 501(c)(3) non-profit collectively-run community education and recycling center for bicycles that welcomes people of all ages and walks of life.
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- Greater Arizona Bicycling Association
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- Bicycle Helmet Safety Institute
Youth Summer Bike Camp
- Perimeter Bicycling Association of America - Organizers of the Annual El Tour De Tucson
Bicyclinginfo.org - Pedestrian and Bicycle Information Center, including information on the National Bicycling and Walking Study
City Sustainability Website
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- Sonoran Desert Mountain Bikes
- StreetsBlog