For the third time in a week, the AT&T Lumia 640 XL is sold out in the Microsoft Store December 9, 2016 by admin Tweet After getting the device back in stock a couple times, seemingly in short supply, the Microsoft Store is once again out of stock of the AT&T variant of the Microsoft Lumia 640 XL. Read more… Neowin Related Posts:Microsoft announces the Lumia 535 and 535 Dual SimWindows 11 on Microsoft Lumia may soon only be a…Microsoft's stock price at a 52 week high while…Will the first Microsoft Lumia come in time for the…A quick look back at the reveal of the Nokia Lumia…