1. Tsa.gov
Transportation Security Administration (TSA) protects the nation's transportation systems to ensure freedom of movement for people and commerce. TSA's regulations, restrictions, and job openings are listed here.
http://www.tsa.gov

2. Dot.gov
The Official Website of the United States Department of Transportation
http://www.dot.gov

3. Mbta.com
Official website of the MBTA -- schedules, maps, and fare information for Greater Boston's public transportation system, including subway, commuter rail, bus routes, and boat lines.
http://www.mbta.com

4. Trb.org
Encouraging Research and Innovation in Transportaion since 1920
http://www.trb.org

5. Mta.net
http://www.mta.net

6. Bts.gov
The Bureau of Transportation Statistics (BTS) is dedicated solely to the advancement of the U.S. Department of Transportation (USDOT, US DOT or DOT) priorities for transportation data and statistics. BTS is responsible for transportation data collection,
http://www.bts.gov

7. Dot.state.il.us
Home Directory Help FAQs Site Map Contact Us IDOT, Illinois law enforcement reminds fans to celebrate safely this weekend SPRINGFIELD – The Illinois Department of Transportation (IDOT) and law enforcement agencies around the state remind you to act
http://www.dot.state.il.us

8. Transportation.house.gov
House Transportation and Infrastructure Committee: Home
http://transportation.house.gov

9. Ntl.bts.gov
homepage for the National Transporation Library
http://ntl.bts.gov

10. Ite.org
The Institute of Transportation Engineers is an international individual member educational and scientific association. ITE members are traffic engineers, transportation planners and other professionals who are responsible for meeting society's needs for
http://www.ite.org