Focus Electronics
Offers A/V, cameras and phones.
http://www.focususa.com/

Flying J E-Store
Sells brand name electronics, including home theatre equipment, audio books, kitchen and portable cooking appliances and mobile accessories.
http://www.flyingjestore.com/

Federal Stereo
Offers home audio theater components, stereo and video equipment, TV, DVD, CD, plasma television, digital cameras, camcorders, car audio, and accessories. Ships in USA and Canada.
http://www.federalstereo.com/

Filtronique Son-Or
Offers hi-fi and high-end audio products and home theater equipment, speakers and accessories such as Wadia, Classé, JMLab and Krell. Based in Montréal, Canada.
http://www.filtronique.com/en/default.asp

Fletchersite
Offers home audio and video products such as cameras, computer accessories, office products and radar detectors.
http://www.fletchersite.com/

Forum HiFi
Sells home cinema systems, audio equipment, plasma and LCD tv, projectors, THX equipment and installations.
http://www.forumhifivisual.co.uk/

Fishers Marketplace
Sells remote control toys, watches, lamps, games and electronics.
http://www.fishersmarketplace.com/

FixedHere
Offers a selection of methods to service or fix consumer electronics.
http://shop.fixedhere.com/

Front Row Electronics
Audio and video products and accessories such as home theater systems, surround sound speakers, headphones, and iPod docks.
http://www.frontrowelectronics.com/

Fry's Electronics
Offers home audio and video, computers, phones, toys, office products and accessories.
http://www.outpost.com/