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  2. Green Vehicle Guide

Contact Us About the Green Vehicle Guide

Please use the form below to send us comments or questions.

Via mail, to this address:

Environmental Protection Agency
Office of Transportation and Air Quality, Mail Code 6406A
1200 Pennsylvania Ave., NW, Washington DC 20460

Via an email: greenvehicles@epa.gov

More Contact Information

  • More Contact Information for EPA's Office of Transportation and Air Quality
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Green Vehicle Guide

  • Learn About Green Vehicles
    • What is a Green Vehicle?
    • Consider a SmartWay Vehicle
    • EVs and Plug-In Hybrid EVs
    • EV Charging - The Basics
    • EV Charging – The Details
    • Setting up Home EV Charging
    • Tips for EV Drivers
    • EV Myths
    • EV Testing
    • Hydrogen in Transportation
  • Help Make Transportation Greener
    • Compare Your Gas Car to an EV
    • True Cost of Car Ownership
    • Buy Green / Save Green
    • We've Done Big Things. We Can Do Big Things.
    • Promoting Green Vehicles
    • Advanced Gas and Diesel Vehicles
  • Vehicles, Greenhouse Gases & Smog
    • Smog Vehicle Emissions
    • GHG Emissions from a Typical Passenger Vehicle
    • Fast Facts on Transportation GHG Emissions in the US
    • Routes to a Lower GHG Transportation Future
    • Automotive Trends Report
    • 50 Years of Automotive Trends
  • Fuel Economy
    • Learn about the Fuel Economy Label
    • How MPG Affects Fuel Costs
    • Your Mileage May Vary
    • Testing at Our Lab
  • Transportation Down the Road
    • Self-Driving Vehicles
    • Shared Mobility
    • What if: Ideas for Reducing Transportation GHG
  • Find a SmartWay Vehicle
  • Sign up for E-Updates
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on April 11, 2025
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