List of public transport routes numbered 6
# List of public transport routes numbered 6

In public transport, Route 6 may refer to:

* Route 6 (MTA Maryland), a bus route in Baltimore, Maryland
* Barcelona Metro line 6
* London Buses route 6
* Line 6 (Madrid Metro)
* Melbourne tram route 6
* 6 (New York City Subway service)
* Seoul Subway Line 6
* Shanghai Metro Line 6
