Canadian Postal Code Lookup Service
Locate zip codes for Canada.

Escape Artist Postal Codes and Zip Codes
Locate zip codes for America, Canada, the Denmark, the Netherlands, Germany, Italy, South Africa, Taiwan and the U.K. with this site. Contains links to additional zip code websites.

United States Postal Service Zip Code Directory
Locate zip codes for the United States.

Zip Codes: United States Zip Code Directory
Monthly updated U.S. ZIP code database with U.S. demographics has every ZIP Code in the U.S. Canadian Postal Code database has every Canadian Postal Code. ZIP code maps allow you to carve out sales territories and view the ZIP Code boundaries. ZIP Codes by City, State, County, MSA, CBSA, and many other geographical areas. Boundary Data - get the boundaries of any Neighborhood, Zip Code, or County.

Zip Codes Directory and Postal Search Finder
Includes area code and city search interfaces.

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Updated 5/5/11