National Level Addressing Grid is an Indian geo-coded digital addressing system. It was funded by the Department of Posts and with assistance from IIT Hyderabad and ISRO, National Remote Sensing Centre. [1]
On May 27, 2025 Indian post introduced a 10 digit unique identification number to each and every address in India, [2] based on geo coordinates called DIGIPIN. [3] Digital Address Code (DAC) will be assigned to all types of addresses in the country ranging from independent houses, individual building, every flat in the given apartment, every shop in a commercial building and every individual unit in an office complex. [4] Draft approach paper on Digital Address Code was issued by Indian Post for public comments. [5]