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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.
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 Co
Provides a list of telephone codes for Philippine cities, destinations and provinces.
LincMad
Information about North American area codes, featuring changes and historical data.
North American Numbering Plan Administration: Area
Find North American codes by a map, number, or location.
Quick Area Code Finder
Offers pulldown menus to lookup by city or area code.
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.