Why is the NAC better than the ZIP Code?
• A NAC can describe the address of a location very accurately. Although a NAC of an address has only eight characters, each area less than 50 meters in easting and 25 meters in northing anywhere on the earth can be uniquely specified by an eight-character NAC, i.e. almost each house on the earth can have its unique eight-character NAC. • A NAC is permanently attached to the area and will never change. This feature can save a lot of work and cost for the postal corporations. They will no longer need to realign the boundaries of postal areas, to publish new postal area atlas and books, and to assign new codes to the people as new areas are developed within a country, and possibly to introduce another completely new coding system once the capacity of a particular system is reached. • A NAC is obtained from the nature and need not be assigned by the postal corporations. Each NAC can be obtained from the longitude and latitude of a location measured by a system called GPS or directly read
