Package sending address

Bill Nagel

Amazon Development Centre (India) Pvt Ltd,
'B' Block, 2nd Floor, Q-city,
Survey No: 109, 110,
Nanakramguda Village, Serilingampally,
Hyderabad - 500046

(Note: Make sure to use "Bill Nagel".  That's his name in the Amazon employee look-up system and locals aren't necessarily going to know "William" and "Bill" are the same name.)