India Has one of the most extensive postal systems in the world, serving millions of people across urban cities, towns, and remote villages. With such a vast and diverse landscape, ensuring accurate mail and parcel delivery requires a well-structured system. The Postal Index Number, commonly known as the PIN code, https://apj68408.eveowiki.com/2250436/how_pin_codes_help_streamline_india_s_postal_and_logistics_system