T-Mobile Lumia 640 headed to Walmart shelves on June 20

[WindowsCentral.com]

If you're a T-Mobile prepaid customer looking to get your hands on a Lumia 640, you may not have much longer to wait. As spotted by a Windows Central reader, the Lumia 640 looks set to hit Walmart shelves on June 20.

Full story from the WindowsCentral blog...