St Pancras railway station, officially known since 2007 as London St Pancras International, is a major central London railway terminus on Euston Road in the London Borough of Camden. It is the terminus for Eurostar services from Belgium, France and the Netherlands to London. It provides East Midlands Railway services to Leicester, Corby, Derby, Sheffield and Nottingham on the Midland Main Line, Southeastern high-speed trains to Kent via Ebbsfleet International and Ashford International, and Thameslink cross-London services to Bedford, Cambridge, Peterborough, Brighton, Horsham and Gatwick Airport. It stands between the British Library, the Regent's Canal and London King's Cross railway station, with which it shares a London Underground station, King's Cross St Pancras.

The London station group is a group of 18 railway stations served by the National Rail network in central London. The group contains all 14 terminal stations in central London, either serving major national services or local commuter routes, and 4 other through-stations that are considered terminals for ticketing purposes. All current stations in the group fall within London fare zone 1. A ticket marked "London Terminals" allows travel to any station in the group via any permitted route, as determined by the National Routeing Guide.