Thameslink is a mainline route on the British railway network, running from Bedford, Luton, St Albans City, Peterborough, Welwyn Garden City, London Blackfriars and Cambridge via central London to Sutton, Orpington, Sevenoaks, Rainham, Horsham, Three Bridges, Brighton and East Grinstead. The network opened as a through service in 1988, with severe overcrowding by 1998, carrying more than 28,000 passengers in the morning peak. All the services are currently operated by Govia Thameslink Railway. Parts of the network, from Bedford to Three Bridges, run 24 hours a day, except on early Sunday mornings and during maintenance periods.
The Midland Main Line (MML) is a major railway line from London to Sheffield in Yorkshire via the East Midlands. It comprises the lines from London's St Pancras station via Leicester, Derby/Nottingham and Chesterfield.
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.
King's Cross Thameslink station is a closed railway station in central London, England. It is located on Pentonville Road, around 250 metres (0.2 mi) east of King's Cross mainline station. At the time of closure, in 2007, it was served by Thameslink trains and managed by First Capital Connect. Services have been transferred to a new station underneath St Pancras.
Farringdon is an interchange station located in Clerkenwell, London, England, in the London Borough of Islington, just outside the boundary of the City of London for London Underground, Elizabeth line and National Rail services.
Kentish Town is an interchange station located in Kentish Town in the London Borough of Camden for London Underground and National Rail services.
Streatham railway station is a station in central Streatham in south London. Its main entrance now is on Streatham High Road, and is in Travelcard Zone 3.
Cricklewood railway station is on the Midland Main Line in England, serving the town of Cricklewood in the London Borough of Barnet, north London. It is 5 miles 9 chains (8.2 km) down the line from St Pancras and is situated between West Hampstead Thameslink to the south and Brent Cross West to the north. Its three-letter station code is CRI.
Hendon railway station is on the Midland Main Line in England, in West Hendon in the London Borough of Barnet, north London. It is 6 miles 79 chains (11.2 km) down the line from St Pancras and is situated between Brent Cross West to the south and Mill Hill Broadway to the north. Its three-letter station code is HEN.
Mill Hill Broadway railway station is on the Midland Main Line in England, serving the suburb of Mill Hill in the London Borough of Barnet, north London. It is 9 miles 28 chains (15.0 km) down the line from St Pancras and is situated between Hendon to the south and Elstree & Borehamwood to the north. Its three-letter station code is MIL.
Elstree & Borehamwood railway station is a railway station in the town of Borehamwood, Hertfordshire, England. It primarily serves Borehamwood as well as the nearby village of Elstree, 1.3 miles (2.1 km) to the south-west. The station is situated on the Midland Main Line, 12 miles 35 chains (20.0 km) down the line from London St Pancras and is situated between Mill Hill Broadway to the south and Radlett to the north. Its three-letter station code is ELS.
Bedford railway station is the larger of two railway stations in the town of Bedford in Bedfordshire, England. It is on the Midland Main Line from London St Pancras to the East Midlands and the terminus of the Marston Vale line from Bletchley through Bedford St Johns.
Harlington railway station is located in Bedfordshire. It is named after the village of Harlington, on the outskirts of which it is located, but serves a wide rural area including the larger villages of Toddington and Barton-le-Clay.
Luton Airport Parkway railway station is on the Midland Main Line in England, serving south Luton and Luton Airport in Bedfordshire. The station is situated in Luton's Park Town district, being 29.27 miles (47.11 km) from London St Pancras between Harpenden to the south and Luton to the north. Its three-letter station code is LTN, also the IATA code for the airport.
Luton railway station is located in the town centre of Luton, Bedfordshire, England. The station is about three minutes' walk from The Mall Shopping Centre. It is situated on the Midland Main Line and is operated by Thameslink.
St Albans City railway station, also known simply as St Albans, is one of two railway stations serving the city of St Albans in Hertfordshire, England. The 'City' station is the larger of the two, as it is on the better-connected Midland Main Line 19 miles 71 chains (32.0 km) from London St Pancras, being served by Govia Thameslink trains on the Thameslink route.
West Hampstead Thameslink is a National Rail station on the Midland Main Line and is served by Thameslink trains as part of the Thameslink route between Kentish Town and Cricklewood. The station is in Travelcard Zone 2.
Leagrave railway station is located in Leagrave, a suburb in the north of Luton in Bedfordshire, England. Leagrave station is situated on the Midland Main Line 33¾ miles (54 km) north of London St Pancras International. The station is managed by Govia Thameslink Railway, and is served by the Thameslink route.
Harpenden railway station is on the Midland Main Line in England, serving the town of Harpenden, Hertfordshire. It is 24 miles 51 chains (39.7 km) down the line from London St Pancras and is situated between St Albans City to the south and Luton Airport Parkway to the north. Its three-letter station code is HPD.
Flitwick railway station is in the centre of Flitwick, in Bedfordshire, England. The station is situated on the Midland Main Line. The station is managed by Thameslink, who operate all trains serving it, and is served by Thameslink route services between Bedford and Brighton. As well as Flitwick itself, the station also serves the adjoining town of Ampthill, which no longer has its own station.
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London transportportal 
