Americom's Area Decoder Search by country or city. Includes international city and country codes. Superpages Searchable yellow pages for business listings by category or by name. Map function lets you zoom in on the street and gives driving instructions.
Switchboard Find people or business telephone numbers, addresses, e-mail, and job ads.
Telephone Directories on the Web An index of phone books from all around the world. The Ultimates Search white and yellow pages, do trip planning, find e-mail addresses. Search for an internet domain name. Yahoo People Search Telephone, netphone and e-mail listings of individuals. Also has maps and driving instructions.