Engineering work is taking place between Finsbury Park and Alexandra Palace from 23:30 on Friday until 05:30 on Saturday.
Between these times, trains running towards London will not call at Hornsey or Harringay.
Customers for these stations should change at Finsbury Park for trains towards Hornsey and Harringay.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
Although journey planners are showing correctly, your journey may be subject to alteration at short notice due to the Coronavirus outbreak. Please check before your journey.