Directories (Subscribe)
Links
Andy's Highway Kickoff Page
http://www.aaroads.com/kick-off/highway.html
Large list with annotations.
California Highways: Other Links
http://www.cahighways.org/othlinks.html
Links to resources covering many countries.
Google Co-op Custom Search Engine - Road Search Engine
http://google.com/coop/cse?cx=002901626849897788481:cpnctza84gq
Searches within selected relevant sites.
Nationwide Interstate Links
http://members.aol.com/utahhwys/intlinks.htm
Connects to the respective Interstate portions of other websites.
Roadfan Locator
http://www.roadfan.com/roadfan.html
Listing of people interested in the subject, with contact information. Organized by geographic area.
Tony's Exit List Collection
http://www.geocities.com/tonygrahamvirtualdrive/virtualinterstatetour
Contains exit lists for all 2-digit and most 3-digit Interstates, sorted by state and/or city.