Find complete address details, post office information and district data using our free pincode locator. Search by 6-digit Indian pincode for accurate results. Pin Code : Postal Index Number or PIN or Pincode is the numbering of the post office or post code system used by India Post. The PINcode is 6 digits long. First digit reflects region, second the sub-region, third the sorting district, and last three represent the post office code. India has nine PIN zones. 1st 2 Digits of PINcode , Postal Circle : 11 - Delhi 12 - 13 Haryana 14 - 16 Punjab 17 - Himachal Pradesh 18 - 19 Jammu & Kashmir 20 - 28 Uttar Pradesh 30 - 34 Rajasthan 36 - 39 Gujarat 40 ... Find pin code of any location in India with this tool. Learn about the history, structure and meaning of PIN codes and how they are used by the Indian Postal Service. Find pincodes of all Indian states, districts and post offices by using the quick search or the advanced search options. Learn about the history, hierarchy and applications of India's PIN code system with detailed insights and FAQs.