Help on Functions

The "buttons" under "Function" correspond to the function's description. "Press" them using the mouse to select the function.

Function	Description
5 Digit Zip Functions	Functions are available to filter, resequence, and return information, and to do proximity calculations (distances between zips).
3 Digit Zip Functions	Up to 100 5 digit zip codes can be contained within a 3 digit zip code. For example, Minneapolis, MN can point at up to 100 detailed 5 digit zips (55400, 55401, 55402, ...). The three digit zip code "554" points at the geographic center of all these zips. Functions are available to filter, resequence, and return information, and to do proximity calculations (distances between zips).
City Functions	Based around city names, functions are available to return other information about the selected city(ies).
County Functions	Functions are available to group data by county, and to return area, population, and population density statistics
Area Code Functions	These functions list Area Code changes by year, and includes any split, combination, overlay, or jeopardy information for related area codes. Functions are also available to return other information from records with the selected area code.