AT&T is offering new customers the Nokia Lumia 900 4G LTE Windows Smartphone in Matte Black or Cyan for FREE (contract-free: 749.99, carrier subsidized: 99.99 – 100 instant savings) with two service agreement for a limited time. To get this deal, click here and select “New to AT&T” towards the bottom of the page. Then add the Nokia Lumia 900, choose a plan, and the discount should be applied automatically during checkout. This a preorder, the Nokia Lumia 900 is scheduled to ship April 22, 2012. If the Lumia 900 is not your cup of tea, AT&T is also offering $100 off many of their Android and Blackberry smartphones for new customers as well. Shipping is also Free.

The Nokia Lumia 900 features include a 4.3″ 480×800 AMOLED screen, 1.4GHz Qualcomm Snapdragon processor, 8-megapixel autofocus rear-facing camera with dual LED flash and Carl Zeiss Lens optics, 1-megapixel front-facing camera, 16GB internal memory, Xbox LIVE integration, Zune music player, Bluetooth, 1830 mAh battery (up to 7 hours of talk time), Windows Phone 7.5 OS, and more.