Great Portland Street Underground Station

METROPOLITAN LINE: Saturday 28 and Sunday 29 January, no service between Harrow-on-the-Hill and Aldgate due to Planned Engineering Works. Use Chiltern Railways between Harrow-on-the-Hill and Marylebone for Central London connection. Replacement buses operate

Replacement buses operateService ML1: Stonebridge Park (for Bakerloo line and London Overground) - Wembley Park - Preston Road - Kenton (for Bakerloo line and London Overground) - Northwick Park Hospital (for Northwick Park) - Harrow-on-the-HillService ML3: Baker Street - Harrow-on-the-Hill, non-stop, early morning and late evening journeys only