Select the year and the geographic layer (e.g., "States" or "ZIP Code Tabulation Areas") to generate a download link. Census Bureau Data
Provides ZIP files for specific legal documents like Court Opinions sorted by date. How to Access the Data
To download state lines and ZIP code boundaries, the provides the official geographic data in compressed ZIP files containing shapefiles or Gazetteer files. 1. State Line Boundaries Download State Line zip
Offers a comprehensive Geographic Boundaries dataset that includes state and county boundaries.
These are vector digital data files (shapefiles) compatible with most GIS software. 2. ZIP Code Boundaries Select the year and the geographic layer (e
For relating ZIP codes to other geographies (like counties or states), the HUD-USPS ZIP Code Crosswalk API allows you to download crosswalk data for specific states or for all states in a specific quarter. 3. State-Specific Reports & GIS Data
The official state boundary lines are available through the TIGER/Line Shapefiles . Download State Line zip
Many states provide their own localized ZIP downloads for higher accuracy. For example: