Everyone has memorized exactly two ZIP codes: 90210 and whatever their own ZIP code is. Why do we use zip codes? The entire practice of using ZIP codes is a relatively new system that was put in ...

The House passed two bills Monday night that would authorize the U.S. Postal Service to create 76 new ZIP codes for communities nationwide.  These ...

Spokeo conducted an analysis using data from Realtor.com to explore the most sought-after ZIP codes in the United States and homebuyers.

For some credit card purchases in Canada, a postal code is required as a security measure. If using a credit card in the U.S., you may need to use a ZIP code instead.