B Barnet Beckenham Bexleyheath Brentford Bromley C Coulsdon Croydon E Erith F Feltham H Hampton Harrow Hornchurch I Isleworth K Kingston upon Thames L London M Mitcham O Orpington P Pinner R Richmond Ruislip S Southall Surbiton Sutton T Teddington Thornton Heath W Wembley Worcester Park