See also:

• Recreation: Roads and Highways: North America: United States: Pennsylvania  (12)
• Regional: North America: United States: Regions: Northeast: Transportation  (3)
• Regional: North America: United States: Transportation  (40)

• Pennsylvania Turnpike   - Key transportation route within the state of Pennsylvania and a vital link in the network of the eastern United States.

• The American Society of Transportation & Logistics - Professional organization founded in 1946 by a group of industry leaders to insure a high level of professionalism and promote continuing education in the field of transportation and logistics.
• Coalition for Alternative Transportation - Dedicated to curbing reliance on the automobile.
• Hawk Logistics - Nationwide transporter specializing in the transportation and disposal of all types of hazardous and residual wastes.
• Maryland and Pennsylvania Railroad Preservation Society - Aims to preserve the heritage of the renowned and historic "Ma and Pa Railroad".
• PA DMV - General information of the department of motor vehicles. Site is not affiliated with the Commonwealth of Pennsylvania Department of Motor Vehicles.
• PennDOT Electronic Bidding System - Information for contractors on road construction proposals. Includes notice to contractors, bid schedule of prices and addenda, proposal text and real-time bid letting results.
• Pennsylvania Rails to Trails - Interactive maps allow for easy location of trails; also a searchable database of active and defunct rail lines.
• The Pennsylvania Transportation Institute - Multidisciplinary research institute that conducts innovative and relevant research directed toward current and future transportation needs.
• Route 21 Corridor Improvement Project - A highway project for rebuilding Traffic Route 21 (S.R. 0021) between Waynesburg and Uniontown. Includes progress reports, maps and photographs.
• Save Our Transit - Grassroots organization lobbying to get more money for public transportation into the Governor's budget. Learn about fare hikes, initiatives, and view photos.
• Save TRANSIT Coalition - Advocacy group working to get the General Assembly to dedicate SEPTA and Pennsylvania public transit funding.

ODP - Open Directory Project : Help build the most comprehensive human-reviewed directory of the web.