U.S. Department of Commerce

ZIP Code Tabulation Areas (ZCTAs) Delineation Animation

The animation below explains how we used census blocks to create the 2010 ZIP Code Tabulation Areas (ZCTAs). Please use the "Play" button on the bottom right to start the animation.

Source: U.S. Census Bureau, Geography Division
Created: June 6, 2012
Last revised: September 06, 2012