US Address Format Explained

A correctly formatted US address follows a standardized structure used nationwide for mail delivery, form validation, and database storage.

Standard US Address Layout

Street Address
City, State Code ZIP Code
United States

Example of a Properly Formatted US Address

7007 Main Street
Clinton, DE 80209
United States

Common Address Formatting Mistakes

  • Missing state abbreviation
  • Invalid ZIP code length
  • Incorrect order of city and state

Related Resources

Generate Correctly Formatted Addresses

Use our free tool to generate US addresses that follow the correct format.