 The boroughs of Hillingdon, Harrow, Brent, Ealing, Barnet, Camden, Hammersmith & Fulham, Kensington & Chelsea and Westminster, and the City of London.The boroughs of Enfield, Haringey, Islington, Hackney, Tower Hamlets, Newham, Waltham Forest, Redbridge, Barking & Dagenham and Havering.The boroughs of Hounslow, Richmond, Kingston, Wandsworth, Merton, Sutton and Croydon.