The Central line will be part suspended this weekend due to engineering works.
Trains will not run on Saturday and Sunday between Liverpool Street and Hainault via Newbury Park.
There will be four replacement bus services instead.
Service A will call at Hainault, Fairlop, Fulwell Cross, Barkingside, Newbury Park and Ilford for National Rail services to Liverpool Street.
Service B will stop at Newbury Park, Gants Hill, Redbridge, Wanstead, Snaresbrook and Walthamstow Central for Victoria line and National Rail services to Liverpool Street.
Service C will run between Snaresbrook, Leytonstone, Leyton and Stratford.
Service D buses will operate between Stratford and Leytonstone.
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