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- Aldgate - Liverpool Street - Moorgate - Barbican - Farringdon - King's Cross St. Pancras - Euston Square - Great Portland Street - Baker Street - Finchley Road - Wembley Park | - Preston Road - Northwick Park - Harrow-on-the-Hill - West Harrow - Rayners Lane - Eastcote - Ruislip Manor - Ruislip - Ickenham - Hillingdon - Uxbridge | - North Harrow - Pinner - Northwood Hills - Northwood - Moor Park - Croxley - Watford - Rickmansworth - Chorleywood - Chalfont & Latimer - Chesham - Amersham |