The Labeling Lists Data Product assists mailers with presorting mail. It provides active, originating 3- and 5-digit ZIP Code data along with their destination locations [including city/state/ZIP Code] for labeling purposes.
The product contains a complete set of data files for each list available online at: https://fast.usps.com and click on Resources. Updates to the Labeling Lists are published in the Postal Bulletin.
