US and international
Lists the calling codes for individual countries around the world and their regiona/city area codes.
Worldwide directory of telephone and business directories available online.
Find people and businesses throughout the US, including reverse look-up by address or by telephone number.
Use an address to find a postal code anywhere in Canada, or search for the range of addresses covered by a particular postyal code in reverse look-up.
Directory of links to postal authorities around the world, their post code directories,postal-rate calculators, and other related resources.
This page maintained by LH