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 — 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 playground spec)