Rail commuters travelling in and out of Newham should look out for a reduced service over the Easter weekend.
There will be no service on Saturday on the London Overground North London Line between Stratford and Willesden Junction after 9pm.
Buses will replace trains between Stratford and Hampstead Heath on Sunday, and on Monday there will be no service between Stratford and Gospel Oak until 9am.
Greater Anglia is running a Sunday timetable on Good Friday.
A reduced service will be in place on all routes from Shenfield until 9pm on Saturday.
No trains will operate between Liverpool Street and Shenfield on Sunday and Monday but valid rail tickets will be accepted on the 86 bus from Stratford to Romford.
A rail replacement bus will operate between Newbury Park, Romford and all stations to Shenfield where rail services start and terminate.
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