Area Codes网址目录

Area Code Locator for the USA and Canada

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Country codes & international area codes - HowtoCallAbroad.com

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NPA NXX Telephone Area Code / Prefix and Exchange Databases

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ERRP | Expired Registration Recovery Policy

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Country Codes for International Calling and Area Codes

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LincMad Telephone Area Codes

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ExUSSR Phone Codes

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International Dialing Codes from DialCodesPlus.com

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Information on UK Area Codes and STD Codes - UKPhoneInfo

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Local calling guide: Main

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Fone Finder query form

Reference Directories Address and Phone Numbers Area Codes 网站

Area Codes, Area Code Finder, Area Code Look Up, Telephone Area Codes

Reference Directories Address and Phone Numbers Area Codes 网站