Address Validator

Verify US shipping addresses and correct ZIP codes using real USPS data.

Street Address

City

State

ZIP Code

Address Formatting Tips

Field	Correct Format	Common Mistake
Street	123 MAIN ST APT 4B	Missing apartment number
City	NEW YORK	Abbreviations (NY City)
State	2-letter abbreviation (NY)	Full name (New York)
ZIP	5 digits (10001)	4-digit or wrong ZIP

USPS Official Address Tool →