Establishments primarily engaged in furnishing local and suburban mass passenger transportation over regular routes and on regular schedules, with operations confined principally to a municipality, contiguous municipalities, or a municipality and its suburban areas. Also included in this industry are establishments primarily engaged in furnishing passenger transportation by automobile, bus, or rail to, from, or between airports or rail terminals, over regular routes, and those providing bus and rail commuter services.

• Airport limousine scheduled service
• Airport transportation service, local: road or rail
• Bus line operation, local
• Cable cars, except aerial, amusement and scenic
• City and suburban bus line operation
• Commuter bus operation
• Commuter rail passenger operation
• Elevated railway operation
• Local railway passenger operation
• Monorails, regular route: except amusement and scenic
• Passenger transportation, regular route, road or rail: between airports
• Streetcar operation
• Suburban and urban railway operation
• Subway operation
• Trolley operation, except amusement and scenic