India has 29 states with at least 720 districts comprising of approximately 6 lakh villages, and over 8200 cities and towns. Indian postal department has allotted a unique postal code of pin code to ...

Update, May 26, 2025: This story, originally published May 24, has been updated with a brief history of PIN codes, information regarding the most secure codes you can use and why 8068 really isn’t the ...