It serves the local area of Preston in Wembley and parts of Kenton.

With the current refurbishment of the station the floral decorations have since been revived, providing a cheerful touch of colour and a point of interest to entertain the traveller in the wait between trains.

The off-peak service in trains per hour (tph) is:[8] The peak time service in trains per hour (tph) is:[8] Note that during evening peaks, services to Amersham or Chesham from Preston Road or Northwick Park require a change at Harrow-On-The-Hill.

During the morning peak (06:30 to 09:30), Fast services from Amersham and Chesham run non-stop southbound only between Moor Park, Harrow-On-The-Hill and Finchley Road whilst Semi-fast services from Watford and Uxbridge run non-stop southbound only between Harrow-On-The-Hill and Finchley Road.

During the evening peak (16:30–19:30), Fast and Semi-fast services, which operate northbound only call additionally at Wembley Park.