Note to User: The following website links are provided as a service to the user only. TRB makes no guarantee as to the accuracy of the information presented in these websites, nor does it endorse any organization/agency by inclusion or omission.

American Association of State Highway and
Transportation Officials (AASHTO) www.aashto.org/

American Public Transportation Association (APTA) www.apta.com

Bureau of the Census www.census.gov/

Bureau of Transportation Statistics www.bts.gov/

Center for Urban Transportation Research (CUTR) www.cutr.eng.usf.edu/

ENO Transportation Foundation www.enotrans.com/

Environmental Protection Agency www.epa.gov/oar/oaqps/greenbk/index.html

Federal Transit Administration (FTA) www.fta.dot.gov/

Institute of Transportation Engineers (ITE) www.ite.org/

International Association of Public Transit (UITP) www.uitp.com/

Light Rail Transit Association (LRTA) www.lrta.org/

National Association of Rail Passengers (NARP) www.narprail.org/

National Transit Resource Institute www.ctaa.org/ntrc/univ/regional.shtml

Research and Special Programs Administration (RSPA) www.rspa.dot.gov/

Surface Transportation Policy Project (STPP) www.transact.org

Texas Transportation Institute http://tti.tamu.edu

Transit Cooperative Research Program (TCRP) www.tcrponline.org/

Transportation Research Board (TRB) www.nas.edu/trb/     

US Department of Transportation (USDOT) www.dot.gov/

University Transportation Centers Program (UTCP) www.fta.dot.gov/fta/library/planning/utcp.html