HEATKEYS

Locator for telephone area codes in the USA, Canada and some Caribbean Islands; lookup cities in an area code and viceversa - detailed information on all codes including map and time zone/curent time

Area code lookup for all US cities or use the area codes locator to find which city a phone area code belongs to.

Telephone Area Codes and Area Code Splits. Information about North American Numbering Plan (NANP).

AreaCode.org lists US and Canada telephone area codes for reverse area code lookup. Find area code list, area code maps, and cities within an area code.

900 numbers and websites developed and maintained by MMI World Communications.

Telephone search engine that returns the city, state, and country of any phone number in the world.

The AmeriCom Long Distance Area Code Service. Quality Cheap Long Distance service with no minimum usage requirements and 100 free minutes. Also offering stand alone toll-free service and 800 numbers.

Area codes for all of the United States, Canada and the Caribbean with information about overlays and splits. Look up by state or area code.

Telecom ABC - A telecommunications and Internet dictionary and encyclopedia

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