National Resources
- United States Department of Labor
- Federal Transit Administration (FTA)
- Federal Emergency Management Agency (FEMA)
- United States Department of Agriculture (USDA)
- United States Census Bureau
- American Fact Finder
- Department of Housing and Urban Development
- Community Transportation Association of America
- USDA Rural Development
- American Association of State Highway and Transportation Officials (AASHTO)
- Bureau of Transportation Statistics (BTS)
- Federal Highway Administration (FHWA)
- National Association of Counties
- National Association of Regional Councils
- United States Department of Transportation
- United States Economic Development Admin.