Searching in Directories

  • A Adults (18 and older)
  • T Teens (13-17)
  • K Kids (12 and under)

Home > Reference & Education > Directories

Links to directories of business information, phone numbers, government resources, maps, FAQs, dictionaries, and financial calculations.

Reference collection including dictionaries, encyclopedias, newspapers, maps, reading lists, and quotations.

A large categorized collection of reference links to over 600 different sites.

International residence and business listings for most countries. Offered in multiple languages.

Directory of telephone numbers for companies and individuals in Egypt.

United States residential and business listings.

Offers email addresses, phone numbers, street addresses and business listings.

AT&T's directory offers business and residential searches, along with maps and mobile apps.

Nationwide directory assistance for individuals or businesses,

Search for people and businesses in the white and yellow pages.

Indo-Canadian directory serving the Okanagan region of British Columbia.

Phone numbers and addresses for people and businesses.

Local white and yellow page phone directories for several African countries.

Accurate taxi companies information directory and search engine providing phone numbers and urls worldwide.

Information about North American area codes, featuring changes, historical data and area code map. Detailed information on overlays and splits.

Returns area information, map, BT charge information, and nearby exchange names for telephone numbers, access/short codes, or the name of a location.

Contains world telephone codes and time zone information. Search by city, country or number.

Databases of active NPA NXX combinations, telephone area codes, exchanges, and central office prefixes within the United States, Canada, and the Caribbean.

Listing of international dialing codes and area codes with instructions.

International dialing codes for almost any country and area codes for many cities. The interface includes a dropdown selector and local times are provided with dialing codes.

Lists and links to current international dialing codes and area codes with formatting guides and provides information on recent and historical changes.

Calling guide for United States and Canadian residents listing international country and city codes, phone books and time zones.

Provides a list of towns and cities covered by each US area code including overlays and splits.

Online tool that builds dialing codes based on locations selected. Includes many international dialing codes and some area codes. Also has a reverse phone number lookup tool and current time.

Online tool that build dialing codes based on locations selected. Lists many international dialing codes and some area codes.

Enter the 3-digit prefix or the city name to find an area code.

Resolve any telephone number to its geographical location.

A free resource mainly aimed at telecommunications companies. Users can browse tabular data on North American area codes, numbering schemes, and rate centers. The data is available as XML for computer programs to read.

Contains all area codes in the United States. Search by city or phone number.

International and national direct dialing prefixes and instructions.