- Tube carries one billion passengers for first time. Transport for London. [2010-07-22]. （原始内容存档于2008年7月2日）.
- Official website of Transport for London, the executive agency in charge of most transport operations
- Department for Transport, central government department overseeing the national railway network
- London Campaign for Better Transport, campaigns on local issues, and supports the national organisation in pressing for sustainable transport. A current project is a possible "Brent Cross Railway" in north London.