Bus services play a major role in the provision of public transport. These services can take many forms, varying in distance covered, types of vehicle used, and can operate with fixed or flexible routes and schedules.

Public Transport Inc. Bus No. 8 in Chillicothe, Ohio, 1940.

Naval Air Station Bus No. 50 in Cristobal, Panama, 1945.

Greyhound Buses at the 1964 New York World's Fair.

Vintage 1930's "White" Yellowstone Park tour bus.

Union Pacific Bus at the Davis Railroad Yard in Roseville, Ca.