Nokia Lumia 520 (AT&T) 4G Windows 8 Phone for $19.99. 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 521 includes apps like HERE Maps, which features true offline maps for 94 countries, and HERE Drive, free voice-guided navigation as well as free streaming audio through Nokia Music. Most places have it for about $29.