Windows Phone 7 smartphones are now on sale on the Microsoft Store website, on sale is the HTC HD7, HTC Surround and the Samsung Focus.

If you live in the US you can now purchase the three above handsets right now, The Microsoft Online Store is offering these handset from $199.99 with T-Mobile and AT&T.

Before we give you prices etc, just want to let you know that Engadget reports that prices do go as low as $99 at Amazon and $149.99 at Dell Mobility, plus the LG Quantum is up for pre-order too with Amazon.

The Microsoft Store Offerings: The HTC HD7 for T-Mobile featuring Windows Phone 7, Outlook Mobile and Live Tiles is $199.99, the HTC Surround for AT&T that features Share Music and Video and Dual Stereo Speaker is $199.99 with a new Plan from AT&T, and the Samsung Focus for AT&T featuring Super AMOLED Display and Live Tiles is only $199.99 with a new plan from AT&T.

For more information and option to buy please visit the Microsoft Store right now and bag your Windows Phone 7 in the US. Please let us know what handset is your favourite.