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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.

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.

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

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.

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.

WikiAnswers: Questions and Answers from the Community

Quality International Phone Card (Prepaid Phone Cards) with Cheap Calling Rate

The Payphone Project: Phone numbers of payphones, with photos, stories, and links related to payphones and phone booths around the world.

search and lookup city and state ZIP Code,Postal Code,USA,Canada,England,Australia,China

Twilio lets you use standard web languages to build voice, VoIP and SMS applications via a web API. Build the next generation of communications with us.

Lists U.S. and Canada area codes, the state the area code belongs to, and the time zone of all area codes starting with 2.

search and lookup city and state USA ZIP Code,Postal Code,USA,Canada,England,Australia,China