To browse all area codes, we have a list of all United States area codes by state and area codes by number. The area code list includes a printable copy that you can print and use for reference.

To faciltiate the millions of phone users, the United States of America is divided into regions known as Area Codes, corresponding to particular geographic telephone dialing areas.

Browse a complete list of area codes and look up area codes by city, state, or map. Reverse lookup areas codes by phone number and auto-detect your own area code by location.

List of North American Numbering Plan area codesThe North American Numbering Plan (NANP) divides the territories of its members into geographic numbering plan areas (NPAs). Each NPA is identified …

The area codes locator shows the coverage area for each phone number area code. Area code locations are also listed by city next to the area code maps on this page.

Find area codes for cities and states, or lookup an area code to find out what city it's assigned to

This Area Code page features a list of North American Telephone Area Codes, sorted by Area Code.

The cities listed with each area code are the major cities for that area code; this originated as the city in which the switch computer for that area code is located, but is no longer the case.

A fast loading area code web page that is sorted by US area code NUMBER, STATE, & TIME ZONE

Detailed area code listing of all area codes by number or state/province/territory.