Lines

Query Tube, rail, and other line data. The API playground highlights line status by mode (GET /Line/Mode/{modes}/Status).

Line modes

Mode	Description
tube	London Underground
bus	London Buses
dlr	Docklands Light Railway
overground	London Overground
national-rail	National Rail
tram	Tramlink

Playground endpoint (documented in this site’s OpenAPI)

• Line status by mode: GET /Line/Mode/{modes}/Status. See the guide. Included in tfl-playground.json.

Other endpoints on the live API

These are common on api.tfl.gov.uk but not part of the downloadable playground spec:

• GET /Line/{ids}/Status: status for specific line IDs
• GET /Line/{ids}/Route: route geometry and stops
• GET /Line/Mode/{modes}: line metadata by mode

Guides

• Line status by mode: playground GET with full reference
• Line routes: additional TfL route examples outside the playground spec