• Bike Commuter  8315 SE 13th Ave  503-505-9200 : bikes to rent
• The Bike Gallery   Downtown store 1001 SW Salmon 503-222-3821;  Hollywood store 5329 NE Sandy Blvd  503-281-9800
• Clever Cycles  908 Hawthorne Boulevard (@ 9th) 503-334-1560 : Dutch-style bikes including bakfiets
• Cycle Portland Bicycle Tours   117 NW 2nd Ave  503-902-5035  : bikes to rent, guided tours also available
• Everybody's Bike Rentals   NE 19th and Alberta (by appt.)  503-893-4519 : vintage road & commuter bikes
• Fat Tire Farm 2714 NW Thurman 503-222-3276 : road and mountain bikes
• Go By Bike Shop  SW Moody and Gibbs  971-271-9270 :  bikes to rent, staffed bike parking facility
• Hollywood Cycling  5258 NE Sandy Blvd. 97213  503-281-1671
• Kalkhoff Electric Bicycles 528 NW 11th Ave  503-220-2300 : Electric-assist bicycles
• Kerr Bikes / Wheel Fun Rentals 1020 SW Naito Parkway  503-808-9955  : Cruisers, tandems, 4-wheel pedal-powered surreys
• Pedal Bike Tours Rentals  133 SW 2nd Ave  503-243-2453 :  bikes to rent, guided tours also available
• Portland Bike Station  515 SW 3rd Ave  503-895-6990 : bikes to rent, staffed bike parking facility
• Sellwood Cycle Repair 7639 SE Milwaukie 503-233-9392 : high-end road bikes
• Splendid Cycles  1407 SE Belmont  503-954-2620 :  Bullitt cargo bikes
• Veloce Bicycles  3202 SE Hawthorne  503-234-8400 : high-end road bikes
• Waterfront Bicycle Rentals 10 SW Ash Street, #100   503-227-1719 : cruisers, road bikes, and tandems
• Western Bike Works  1015 NW 17th Ave  503-342-9985:  bikes to rent

For bike shops offering sales and service, check the list at this link.