Area codes

Area Codes Listing - Lists North American area codes by number, region and time zone.

AreaCodeSearchEngine.com - Area code lookup with maps by state or by code.

North American Numbering Plan Administration: Area Codes - Find North American codes by a map, number, or location.

Quick Area Code Finder - Offers pulldown menus to lookup by city or area code.

CE Service Area Code Changes - Lists of exchanges that have moved or are moving from one North American area code to another.

Dial-a-Code.com - Country, area and city codes and IDD (international direct dialing) prefixes.

exUSSR Phone Codes - Includes all cities of Russia, Ukraine, Belorussia, Moldova, Lithuania, Latvia, Estonia, Kazakhstan, Georgia, Uzbekistan, Azerbaijan, Armenia, Kirgizia, and Tadjikistan.

FAQ's on Area Codes from FCC - The Federal Communications Commission answers frequently asked questions regarding area codes.

Fone Finder - Cross reference by area code and exchange to determine the telephone company and place name.

International Calling Codes - Listing of international telephone country and city codes.

International Dialing Codes - International and national direct dialing prefixes and instructions.

Islands Philippines - Philippine Telephone Area Codes - Provides a list of telephone codes for Philippine cities, destinations and provinces.

LincMad - Information about North American area codes, featuring changes and historical data.

UK Dialing Codes - Comprehensive search engine for dialing codes in the United Kingdom.

UK Phone Information - Returns area information, map, BT charge information, and nearby exchange names for telephone numbers, access/short codes, or the name of a location.