KNOW Postal Index Number (PIN)
Postal Index Number (PIN) 1. Postal Index Number (PIN) or PIN Code is a 6 digit code of Post Office numbering used by India Post.2. The PIN was introduced on 15 August 1972. 3.There are 9 PIN regions in the country. 4. The first 8 are geographical regions. 5. The digit 9 is reserved for the Army Postal Service. 6.The first digit indicates one of the regions. 7.The first 2 digits together indicate the sub region or one of the post office 8.The first 3 digits together indicate a sorting / revenue district. 9.The last 3 digits refer to the …