“House / Door Number” is the identification code of a house/dwelling. It is often a part of the postal address.On the other hand, “Digital Address Code” comprises of all the navigational, directional information to reach the particular house. “Digital Address Code” includes comprehensive details of;Country, State, District, Taluka, Election Prabhag, Corporation admin wardCity, Locality, Sub-locality, Sector, Pin-codeSociety, Colony, Street, Building, Wing, Floor number, Door NumberLandmarkLatitude-longitude While Door Number will become part of “Digital Address Code” , Door Number alone can not become the Postal Address / Delivery Address of the House.Hence these 2 have to be different but, yet supportive to each other.