Zip & Postal Codes 

Zip & Postal Codes 

Canadian Postal Codes      http://www.canadapost.ca/personal/tools/pcl/bin/advanced-e.asp 

You can look up the postal code for street addresses, rural addresses and post office boxes and find the address ranges for a given postal code. The information on this site is updated monthly.

Postcodes Online       http://www.royalmail.co.uk/  

The Royal Mail puts up this page to help you locate the Postcodes for any address in the United Kingdom. There is also an "address finder" for locating an address when one only has the postcode.

ZIP Code Lookup and Address Information        http://zip4.usps.com/zip4/welcome.jsp  

US Zip Code information from the proverbial horse's mouth (the US Postal Service). You can look up the Zip+4 code for any address, or enter a city and state to see all Zip Codes associated with that city.

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