Canada Post offers free postal code lookups on its website. Users can find the postal code by typing the Canadian address, rural route, General Delivery, civic number or P.O. Box in its Find a Postal Code search box.
The United States Postal Service has a ZIP code lookup link on its website, USPS.com. The site has tools to find a specific ZIP code for an address and a reverse lookup to find all cities with a certain ZIP code.
Perform a ZIP+4 code lookup by entering the full address into the United States Post Office’s Look Up a ZIP Code tool. The tool also allows entering a ZIP+4 code into the box to find an address in standard USPS formattin...
It is possible to look up a postal code using the Look Up a ZIP Code button on the website of the U.S. Postal Service, www.usps.com. The button is located on the left side of the page.
The official website of Canada Post features a Find a Postal Code tool for personal use or limited business use as of July 2015. Entering a complete mailing address brings up the corresponding postal code. A Find an Addr...
Canadian postal codes can be found on the Canadian Post's official website using their postal code search engine. Simply enter a Canadian address, select an address from the list of suggested address, and obtain the post...
To determine a city's postal code, access the website of the United States Postal Service or use another relevant website, such as Zip-codes.com. Alternatively, contact USPS via phone.