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

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.

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UCSD Department of Computer Science and Engineering

411.com is the web?s leading directory of contact info for people and businesses. Phone numbers, addresses, yellow pages, and more.

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

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Telcodata.US - The Telecommunications Database

Free computer help and support. Answering all your computer related questions with complete information on all hardware and software.