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Includes all cities of Russia, Ukraine, Belorussia, Moldova, Lithuania, Latvia, Estonia, Kazakhstan, Georgia, Uzbekistan, Azerbaijan, Armenia, Kirgizia, and Tadjikistan.
Information about North American area codes, featuring changes, historical data and area code map. Detailed information on overlays and splits.
Area code lookup for the United States with maps. Search by state or by code.
Returns area information, map, BT charge information, and nearby exchange names for telephone numbers, access/short codes, or the name of a location.
A directory of telephone STD dialing codes in the UK.
Databases for sale providing data on area codes and telephone exchange prefixes in the North American Numbering Plan.
Find international dialing codes and area codes by typing location in search input box. Information on direct dial prefixes.
Listing of international dialing codes and area codes with instructions.
Lists and links to current international dialing codes and area codes with formatting guides and provides information on recent and historical changes.
Calling guide for United States and Canadian residents listing international country and city codes, phone books and time zones.