Location Harrow Hounslow Enfield Barnet Brent Slough Bromley Barking and Dagenham Bexley Camden City of London City of Westminster Croydon Ealing Greenwich Hackney Hammersmith and Fulham Haringey Havering Hillingdon Islington Kensington and Chelsea Kingston-Upon-Thames Lambeth Lewisham Merton Newham Redbridge Richmond upon Thames Southwark Sutton Tower Hamlets Waltham Forest Wandsworth
