London coverage:
Battersea, Bayswater, Belgravia, Chelsea, City of London, Covent Garden, Fitzrovia, Fulham, Holborn, Hoxton, Hyde Park, Islington, Kensington, Knightsbridge, Marylebone, Mayfair, Pimlico, Primrose Hill, Regents Park, Shoreditch, Soho, Southwark, Victoria, Westminster & Wimbledon

Essex coverage:
Abridge, Basildon, Billericay, Braintree, Brentwood, Chelmsford, Chigwell, Colchester, Epping, Grays, Hornchurch, Leigh on Sea, Loughton, Maldon, Rainham, Rayleigh, Romford, Southend On Sea, Stansted, South Woodham Ferrers, Thurrock, Upminster & Wickford.