A USPS® valid address is an address that abides by United States Postal Service standards and formatting.
When addressing mail within the United States, it is important to adhere to the USPS® valid address format. While many believe that they know the appropriate way to address an envelope or package, a USPS® valid address has features that are not commonly followed by the majority of mail senders.
A USPS® valid address contains the following:
The example below shows a USPS® valid address:
123 N MAIN ST STE 45
BOSTON MA 02110-1615
Ensuring that an address is a USPS® valid address is an important step in reducing amounts of returned mail and improving mail delivery time.
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