Skip to main content
U.S. flag

An official website of the United States government

ZIP Code Tabulation Areas (ZCTAs)

Published by data.iowa.gov | State of Iowa | Catalog Last Checked: May 06, 2026 at 06:57 AM | Dataset Last Updated: August 30, 2023
ZIP Code Tabulation Areas (ZCTAs) are generalized representations of United States Postal Service (USPS) ZIP Code service areas. The USPS ZIP Codes identify the individual post office or metropolitan area delivery station associated with mailing addresses. USPS ZIP Codes are not areal features but a collection of mail delivery routes.

Resources

4 resources available

Find Related Datasets

Search by Tags

Click any tag below to search for similar datasets

data.gov

An official website of the GSA's Technology Transformation Services

Looking for U.S. government information and services?
Visit USA.gov