page_title: Govia Thameslink Railway
section_title: Southern and Gatwick Express services
hierarchical_section_title: Govia Thameslink Railway / Southern and Gatwick Express services
caption_attribution_description: English: Southern Electrostar EMU 377212 approaches Watford Junction with a service from Milton Keynes to Croydon.
context_page_description: Govia Thameslink Railway is a train operating company that operates the Thameslink, Southern and Great Northern rail franchise in England. Within the franchise, GTR runs the Thameslink, Great Northern, Southern and Gatwick Express airport services.
  GTR is a subsidiary of Govia, which is itself a joint venture between the British Go-Ahead Group and French company Keolis.
context_section_description: The Southern and Gatwick Express brands joined Govia Thameslink Railway on 26 July 2015. Southern routes run from London Victoria and London Bridge through the South London suburbs of Battersea, Norbury, Peckham, Sydenham, Crystal Palace, Norwood, Croydon, Streatham, Purley and Sutton to towns surrounding London including Caterham, Epsom and Tadworth. Further afield, Southern also serve Redhill, Tonbridge, Uckfield, East Grinstead, Gatwick Airport, Brighton, Ashford (Kent), Worthing, Hastings, Portsmouth, Eastbourne, Horsham, Southampton, Littlehampton and Bognor Regis. Additionally, Southern run West London route services from Milton Keynes to South Croydon via Watford and Clapham Junction. Since 2008, Southern has operated the Gatwick Express service from London Victoria to Gatwick Airport and Brighton.
caption: Southern Class 377 at Watford Junction
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