The Postal Index Number (PIN) or PIN code is a 6-digit code used by India Post to simplify mail sorting and delivery across the country. Introduced on August 15, 1972 by Shriram Bhikaji Velankar, the PIN code system has become an integral part of the Indian postal system.
A PIN code consists of 6 digits, with each digit conveying specific geographic information:
For example, the PIN code 110001 can be broken down as:
PIN codes play a crucial role in the efficient functioning of the Indian postal system:
India has the world's largest postal network with over 1.5 lakh post offices as of 2016. The government is planning to add two more digits to the PIN code, converting it from 6 digits to 8 digits. This will help in indicating the locality to postmen, further improving delivery efficiency.
The 6-digit PIN code system has been instrumental in transforming the Indian postal system since its introduction in 1972. As the country continues to grow and evolve, the PIN code remains a vital tool for ensuring efficient and reliable postal services across the nation.