Key features:

Browse by NPA (Numbering Plan Area)

All NPAs are conveniently displayed in a droplist.  When an NPA is selected, it's information is displayed in an easy-to-read format.

Browse by Country/State

Similar to Browse by NPA, this query type breaks out the NPAs by country and state (province for Canada).

Browse by clickable Canadian map

This handy feature allows you to click on a Canadian map to have it display NPAs for a given province.

Browse by clickable USA map

A counterpart to the Canadian clickable map, this handy feature allows you to click on a map of the United States to have it display NPAs for a given state.

*** Version 1.2.2 updates NPA database.

*** Version 1.2 updates registration logic.