Phone Books/Zip Postal Codes

AnyWho Directory Service
Use this Web site to search for addresses and phone numbers of individuals and businesses.

Switchboard
Separate directories for over 90 million residential and 10 million commercial listings. Allows you to customize your own listing.

Telephone Directories on the Web
Detailed index of online phone books, with links to yellow pages, white pages, business directories, e-mail addresses and fax listings from around the world.

ACR’s Interantional Calling Code Directory
Forgot the country and city codes for Toulouse, France? Look no further. Alphabetical listing by country and city for thousands of locations worldwide. Additional country listings with links to a business white page directory available here.

United States Postal Service
Everything you ever wanted to know about the USPS but were afraid to ask. It includes: 5 and 9-digit zip codes for virtually all U.S. addresses, U.S. and International mailing rates, nifty stamp images, and more.

The National Address Server
Provides 9-digit ZIP code and downloadable 11-digit barcoded gif.

Canadian Postal Code Directory
Postal codes look-up service for street addresses in all 12 provinces.