 List of trolleybus systems

A list of trolleybus systems includes cities and regions around the world that use trolleybuses as part of their public transportation network. Trolleybuses are electric buses that draw power from dual overhead wires, allowing them to operate in a similar manner to trams or streetcars while maintaining the flexibility of buses. Here are some notable trolleybus systems: ### North America - **San Francisco, California** - Known for its iconic trolleybuses and extensive system.