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 Codes
Provides a list of telephone codes for Philippine cities, destinations and provinces.

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