Each NPA is identified by one or more numbering plan area codes (NPA codes, or area codes), consisting of three digits that are prefixed to each local telephone number having seven digits. A numbering plan area with multiple area codes is called an overlay. Area codes are also assigned for non-geographic purposes.

US Area Codes By State Location of all Area Codes in the US 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.

To find information on a specific area code, use the area code lookup that makes it easy to find an area code by number and gives detailed information including city/state, timezone, and area code maps. If you are looking for the area code for a particular city, you can search area codes by city using our area code finder.

Area codes locator. The North American Numbering Plan (NANP) divides the territories of North America into Numbering Plan Areas (NPAs), which are encoded numerically with a three-digit telephone number prefix, commonly called the area code. There are 383 area codes in the North America across United States, Canada

The largest telephone numbering plan in North American is the North American Numbering Plan (NANP), serving 25 regions or countries. Other countries maintain an autonomous numbering plan with distinct country codes within the international E.164 specifications by the International Telecommunication Union .

The following table lists in-service North American area codes, sorted by area code. Here you can find the locations and usages assigned to the area codes which are available for use in the North American Public Telephone Network.

This is a list of North American telephone area codes in effect for the North American Numbering Plan (NANP). The area to which an area code is officially assigned is known as a Numbering Plan Area (NPA). An area code is part of a telephone number …

United States, Canada, and Caribbean geographic and special services telephone area codes and time zone list with current time by location.

The Numbering Plan Area code is the first three digits of a 10 digit NANP telephone number. The NPA, combined with the Central Office Code or NXX, is the Destination Code being reported.

2 天之前 · Area Code Listing & Area Code Lookup. The complete list of all valid area codes in North America, including Canada — Updated Daily!