Nokia Lumia 520 (AT&T) Win 8.1 Phone for $29.99. Shipping is free on orders over $35. If needed, use this Filler Tool to pad the order for free shipping. Here is a screenshot for reference. The Nokia Lumia 520 includes apps like HERE Maps, which features true offline maps for 94 countries, and HERE Drive, free voice-guided navigation. It usually goes for about $64.