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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.

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.

Find more information about country codes, phone codes, and ISO country codes. We

Find the international dialing code or time zone for any country. Online tool will instantly show you ALL telephone prefixes needed to call from one area code to another. Add the tool to your own site for quick access.

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.

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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.

CallFire provides an easy to use and enterprise scalable cloud telephony platform. Full API

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

Discover who is using a phone number. Guaranteed results with a complete phone report.

How to dial internationally - telephone country codes, area codes... complete resource on international calling.