Used Apple iPhones at CowBoom: iPhone 4 16GB for $300 + free shipping, more

With no contract required, CowBoom offers several used Apple iPhone Smartphones for use with AT&T, Verizon Wireless, and other carriers with prices starting at $99.99. With free shipping, each is the lowest total price we could find, some by significant margins. Sales tax is added where applicable. Some best bets:

• Used Apple iPhone 3G 8GB for AT&T for $99.99
• used Apple iPhone 3GS 16GB for AT&T or Verizon Wireless in Black or White for $129.99
• used Apple iPhone 4 16GB for Verizon Wireless in Black (pictured) or White for $299.99
• used Apple iPhone 4 32GB for AT&T in Black for $339.99
• browse all used Apple iPhones at CowBoom

Note that you’ll have to activate the phone through its respective carrier once you receive it. (An activation fee may apply.) Also, no warranty info is available.