1Area Codes & Country Codes - An online resource for finding the area codes for US phone calls, the country codes for international dialing and more.
http://www.1areacodescountrycodes.com/ more info...
Country Codes - The search box allow to find all international country calling codes available and the specific phone area codes.
http://www.countrycodes.com/ more info...
International Country Calling Codes - Offers a range of services such as showing international dialing code and reverse lookup for any country.
http://www.countrycallingcodes.com/ more info...
The Area Code Decoder - Provides a range of information related to area codes, city codes, and country codes.
http://decoder.americom.com/ more info...
