Elephant & Castle, London Blackfriars, City Thameslink, Farringdon, London St Pancras (Intl), Kentish Town, West Hampstead Thameslink, Brent Cross West, Mill Hill Broadway, Elstree & Borehamwood, Radlett, St Albans, Harpenden, Luton Airport Parkway, Luton
Elephant & Castle, London Blackfriars, City Thameslink, Farringdon, London St Pancras (Intl), Finsbury Park, New Southgate, Oakleigh Park, New Barnet, Potters Bar, Hatfield, Welwyn Garden City
Elephant & Castle, London Blackfriars, City Thameslink, Farringdon, London St Pancras (Intl), Kentish Town, West Hampstead Thameslink, Brent Cross West, Mill Hill Broadway, Elstree & Borehamwood, Radlett, St Albans, Harpenden, Luton Airport Parkway, Luton
Elephant & Castle, London Blackfriars, City Thameslink, Farringdon, London St Pancras (Intl), Finsbury Park, New Southgate, Oakleigh Park, New Barnet, Potters Bar, Hatfield, Welwyn Garden City