In addition to the resources provided by most states, there are several national organizations with car seat and booster seat information. These are usually subsections of larger websites and include information on other subjects as well.
If you haven’t found the car seat information you’re seeking, these are good places to look. You’re also welcome to send us an email through our Contact page, and we’ll see what we can dig up for you.
SaferCar.gov (through NHTSA – National Highway & Traffic Safety Administration)
GHSA.org (Governors Highway Safety Association)
IIHS.org (Insurance Institute for Highway Safety)
SafeKids.org (through Children’s National Health System)