American Track Racing Association
http://atra.cycle.org/
Bicycling Magazine
http://www.bicyclingmagazine.com/
BikeMap.com
http://www.bikemap.com/
Campagnolo Only Directory
http://www.campyonly.com/
CycleOps Online
http://www.cycle-ops.com/
cycles de ORO lots of information on classic lightweight bicycles
http://www.cyclesdeoro.com/
dirtworld.com
http://www.dirtworld.com/
IHPVA International Human Powered Vehicle Association
http://www.ihpva.org/
Mountain Bike Action
http://www.mbaction.com/
MTB Review
http://www.mtbreview.com/
The Mud Zone Cyclocross
http://www.themudzone.com/
Northern California / Nevada Cycling Association
http://www.ncnca.org/
Recumbent Cyclist News
http://www.recumbentcyclistnews.com/
Rivendell Bicycle Workds
http://www.rivendellbicycles.com/
USA Cycling Online
http://www.usacycling.org/
VeloNews
http://www.velonews.com/
Wheelsmith Museum
http://www.wheelsmith.com/
Alfred E. Bike
http://www.aebike.com/
Bennett's Cycle
http://www.bennetts.com/
Bicycle Center USA
http://www.bcusa1.com/
Bike Nashbar
http://www.bikenashbar.com/
bikesdirect.com
http://www.bikesdirect.com/
Branford Bike
http://www.branfordbike.com/
Cambria Bicycle Outfitter
http://www.cambriabike.com/
Cove Bike Shop
http://www.covebike.com/
Frankford Bicycle, Inc.
http://www.frankfordbike.com/
Irvine Bike Source
http://www.bikesource.com/
Jenson USA
http://www.jensonusa.com/
Performance Bike
http://www.performancebike.com/
Total Cycling
http://www.totalcycling.com/
Universal Cycles
http://www.universalcycles.com/