Skip to main content

National Highway Traffic Safety Administration (NHTSA)

The National Highway Traffic Safety Administration (NHTSA) investigates safety defects in motor vehicles, sets and enforces fuel economy standards, helps states and local communities reduce the threat of drunk drivers, promotes the use of safety belts, child safety seats and air bags, investigates odometer fraud, establishes and enforces vehicle anti-theft regulations, conducts research on driver behavior and traffic safety, and provides consumer information on motor vehicle safety topics.

Phone number

1-202-366-4000 (Department of Transportation switchboard)

Toll-free number




Find an office near you

Child car seat fitting station locator

Main address

1200 New Jersey Ave., SE
West Building
Washington, DC 20590

Have a question?

Ask a real person any government-related question for free. They will get you the answer or let you know where to find it.