Sonoma County Library

 

Directories & Phonebooks

Area Code Finder  •  Businesses  •  Email  •  International •  People •  Reverse Lookups •  Zip Codes

Area & Phone Codes

Area Decoder
Finds city, state, and country phone codes.

Finding Businesses

AnyWho
Search businesses by category, search individuals, view others on the same street, and retrieve an area map; includes a reverse phone number lookup.

SuperPages.com or BigBook
Find U.S. businesses by name or category. Includes reverse directories, for searching by name or address. Search by map. From Verizon.

YellowPages.com
Find U.S. businesses by name or category. White pages, reverse phone directory, reverse address directory. From SBC / AT&T / BellSouth.

Switchboard
Nationwide residential and business directory with over 90 million names and 10 million businesses.

Multiple Country Directories
From Infobel. International fax and phone number directories, primarily for businesses.
Europages is a good source for finding basic product information and contact information for European companies.
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Finding People

AnyWho.com
People, Businesses, Toll Free #'s, Reverse Lookup By Phone #

Big Book
Contains directory information, driving directions and maps for 16 million small businesses in the US.

Smartpages White Pages

Switchboard
Nationwide residential and business directory with over 90 million names and 10 million businesses.
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Email Directories

Free to search, but a fee may be charged for contact information:

Internet Address Finder

Email Finder

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Reverse Lookups

Reverse Directories from Langenberg.com
For people & businesses.

Anywho
also has this function.
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International Phone Books

SuperPages Global
Formerly BigYellow. Links to business phone directories worldwide.
 

Multiple Country Directories
From Infobel. International fax and phone number directories, primarily for businesses.
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Zip Codes

USPS Zip Codes
The U.S. Postal Service's Zip Code lookup service.

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