Get a pre-owned Apple iPhone 4 16GB for AT&T Wireless in Black, model no. MC318LL/A, with no contract for $229.99 today only at CowBoom. With $5 shipping, that's the lowest price we've ever seen for this phone without a contract, and its $147 less than the lowest price for a refurbished model. Note that these used items may have signs of wear, but you can sort by best condition available. No warranty information is provided. Sales tax is charged in most states.