Windows Phone 7 location - find all available addresses around 100 meters

How can i f开发者_开发百科ind all available addresses from Bing Map service for around 100 meters of my Gps location. i have implemented functionality for getting my GPS location and Address searching.

Or if i say that i want to get the 4 nearest addresses from my GPS location within 100 meters.

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We need to take help from some Web Service which provides nearby locations services.