From Amazon :
"AmazonWireless (http://www.amazonwireless.com) is a new website by Amazon.com that offers cell phones and wireless plans, easy shopping without rebate hassles, and FREE two-day shipping.
AmazonWireless makes it easy for customers to upgrade their phone if they already have a plan, or if they want to establish new cell phone service, has tried to make it simple to find the right phone, service plan, and options.
Customers can shop for phones by carrier, phone feature, price, color, and brand. The site's shopping cart will guide them through each stage of the purchase process, where they’ll find familiar Amazon features like bestseller lists, detailed product descriptions, and customer reviews.
AmazonWireless is owned and operated by Amazon.com. Customers can shop securely with their Amazon.com account on AmazonWireless, and benefit from Amazon's world-class service and security."