Free 3 Digit Zip Code Map By State

A zip code is a postal code used by the united states postal service usps in a system it introduced in 1963. The nalennd npa nxx to zip code database provides the coverage required to determine what telephone area codes and exchanges are used in a particular zip code as well as what zip codes are in use within a particular telephone area code and exchange. Zip code boundary data shows direct marketers where their prospects live helping them to develop efficient strategies and target campaigns and help web developers add relevance to search capabilities.

free 3 digit zip code map by state