title: How to reverse geocode coordinates to get postal pincode using google map?
body: <p>I am making an app which will take user's current location or his customized map marker to find out lat &amp; long and then using those values I would like to know pincode(zipcode) of that area so that I can tell user whether goods can be delivered in that area or not.</p>
  
  <p>I have tried this : <a href="http://www.geonames.org/export/ws-overview.html" rel="noreferrer">http://www.geonames.org/export/ws-overview.html</a> but it doesn't have full data and whatever it has is not very accurate. Is there any other API which I can use to get such data?</p>