• Yahoo! - Maps 
  
  Enter a street address and/or city and get a map of the surrounding area. Complete with driving directions where needed and local businesses near your requested location.
  http://maps.yahoo.com/
  
   Enter a Street Address
  
   City and State or ZIP Code
   
  

• American Automobile Association (AAA)
  
  Get travel information and current road conditions and closures.
  http://www.aaa.com/
• AutoPilot Highway Trip Planning System
  
  Enter your location and your destination and this site will return the best unobstructed route together with optional hotel, motel points of interest and more. Also lets you know the maximum speed limit when you cross state borders.
  http://www.freetrip.com/
• Speedtrap Registry
  
  Locate possible speed traps before you travel.
  http://www.speedtrap.com/
• Midwest U.S. Travel Weather
  
  Current weather and road conditions in the Midwestern United States. From the Weather Channel.
  http://www.weather.com/travelwise/maps/travelmidwest.html
• Northeast U.S. Travel Weather
  
  Current weather and road conditions in the Northeastern United States. From the Weather Channel.
  http://www.weather.com/travelwise/maps/travelnortheast.html
• Southeast U.S. Travel Weather
  
  Current weather and road conditions in the Southeastern United States. From the Weather Channel.
  http://www.weather.com/travelwise/maps/travelsoutheast.html
• Western U.S. Travel Weather
  
  Current weather and road conditions in the Western United States. From the Weather Channel.
  http://www.weather.com/travelwise/maps/travelwest.html

     See also, these cross-references:

• Airline Guide
  
• Car Rental Guide
  
• Hotel & Lodging Guide