About Idaho 511

In July 2000, the Federal Communications Commission (FCC) designated 511 as the national traveler information phone number. Idaho is the 24th state to provide the 511 service.

Travel Smart. Travel Safe.

To present public information that impacts provincial highway travel in order to improve safety and reduce congestion.

Cooperating Agencies

511 is made possible through the cooperation of the Idaho Transportation Department, Idaho Department of Commerce and Labor, Idaho State Police, Idaho Department of Health and Welfare Emergency Medical Services Bureau, the Ada County Highway District, the National Weather Service, and the Federal Highway Administration.


  • Weather and road conditions change rapidly, and the information reported here should not be used as the only factor in determining whether to travel in a particular area. Motorists are cautioned to be alert to changing circumstances and adjust their driving accordingly.
  • The Idaho Transportation Department provides this information as a public service. Reports are based on the information available at the time of preparation and cannot be guaranteed as to accuracy or timeliness. Actual conditions may vary from those reported.
  • Transportation department field crews provide information to update the system. Additional information comes from the National Weather Service, Ada County Highway District, citizen reports, and the Road Weather Information System.