General Highway

• First ObserverTM (firstobserver.com)
• American Association of Motor Vehicle Administrators (AAMVA) (aamva.org)
• Commercial Vehicle Safety Alliance (CVSA) (cvsa.org)
• Fraternal Order of Police (FOP) (grandlodgefop.org)
• International Association of Chiefs of Police (IACP) (theiacp.org)
• National Sheriffs' Association (NSA) (sheriffs.org)
• National Safety Council (NSC) (nsc.org)
• National Defense Transportation Association (NDTA) (ndtahq.com)
• Society of Automotive Engineers (SAE) (sae.org)

Federal Highway

• Customs and Border Protection (CBP)
• Department of Defense (DOD)
• Department of Energy (DOE)
• Department of Homeland Security (DHS)
• DHS – White House – State Departments of Homeland Security Offices
• Federal Highway Administration (FHWA)
• Federal Motor Carrier Safety Administration (FMCSA)
• National Highway Traffic Safety Administration (NHTSA)
• Nuclear Regulatory Commission (NRC)
• Office for State and Local Government Coordination (OSLGC)

Passenger Highway

• American Bus Association (ABA)
• Bus Industry Safety Council (BISC)
• International Motor Coach Group (IMG)
• National Association for Pupil Transportation (NAPT)
• National Association of State Directors of Pupil Transportation Services (NASDPTS)
• National Motorcoach Network
• National School Transportation Association (NSTA)
• National Tour Association (NTA)
• North American Bus Industries, Inc. (NABI)
• Travel Industry Association (TIA)
• United Motorcoach Association (UMA)

Infrastructure Highway

• American Association of State Highway Transportation Officials (AASHTO)
• American Underground Construction Association (AUA)
• Intelligent Transportation Society of America (ITSA)
• International Bridge, Tunnel, & Turnpike Association (IBTTA)
• International Tunneling Association (ITA)
• NACE International (formerly National Association of Corrosion Engineers) (NACE)
• National Association of City Transportation Officials (NACTO)
• National Governors Association (NGA)

Trucking Highway

• American Trucking Associations (ATA)  (truckline.com)
• Intermodal Association of North America (IANA) 
• Motor Freight Carriers Association (MFCA) 
• National Industrial Transportation League (NITL) 
• National Private Truck Council (NPTC) 
• National Tank Truck Carriers (NTTC) 
• Owner/Operator Independent Driver's Association (OOIDA) 
• Truck Manufacturers Association (TMA) 
• Truck Renting and Leasing Association (TRALA)