In public transport, Route 9 may refer to:

• Barcelona Metro line 9
• Line 9 (Madrid Metro)

• London Buses route 9

• 9 (New York City Subway service)
• 9 - Mayfield (Cleveland RTA), a bus route in Cleveland
• Route 9 (MTA Maryland), a bus route in the suburbs of Baltimore, Maryland

Index of articles associated with the same name

This set index article includes a list of related items that share the same name (or similar names).