TW
Twickenham
SL
Slough and Windsor
UB
Southall, Northolt, Ealing, Harrow, Hayes, Harlington, Hillingdon, Hounslow, Harrow, West Drayton, Harmondsworth, Sipson, Yiewsley, Longford, Stockley Park, Greenford
HA
Wembley, Harrow, Ruislip, Pinner, Northwood, Stanmore, Edgware, Wembley
NW
Camden, Barnet, Westminster, Islington, Brent, Harrow
SW
Westminster, Kensington and Chelsea, Lambeth, Wandsworth, Hammersmith and Fulham, Richmond upon Thames, Kingston upon Thames, Croydon, Merton
SE
Lambeth, Southwark, Bexley, Greenwich, Lewisham, Bromley, Croydon,
N
Hackney, Islington, Camden, Barnet, Haringey, Enfield
E
Tower Hamlets, Hackney, City of London, Newham, Waltham Forest, Enfield, Epping Forest (Essex), Barking and Dagenham, Redbridge
KT
Kingston Upon Thames, New Malden, Worchester Park, Surbiton, Thames Ditton, East Molesey, West Molesey, Chessington, Esher, Cobham, Walton-On-Thames, Weybridge, West Byfleet,
Addlestone, Chertsey, Epsom, Tadworth, Ashtead, Leatherhead
CR
Croydon, South Croydon, Caterham, Whyteleafe, Mitcham, Coulsdon, Warlingham, Hornton, Heath, Purley, Kenley
W
Westminster, Camden, Kensington and Chelsea, Ealing, Hounslow, Hammersmith and Fulham, Brent
GU
Guildford, Cranleigh, Godalming, Farnham, Aldershot, Farnborough, Camberley, Lightwater, Bagshot, Windlesham, Woking, Virginia Water, Hindhead, Haslemere, Petworth, Midhurst, Liphook, Petersfield, Liss, Alton, Bordon, Yateley, Sandhurst, Fleet, Camberley
CR
Croydon, South Croydon, Caterham, Whyteleafe, Mitcham, Coulsdon, Warlingham, Thornton Heath, Purley, Kenley
BR
Bromley, Keston, Beckenham, West Wickham, Orpington, Chislehurst, Swanley
DA
Dartford, Longfield, Bexley, Bexleyheath, Erith, Greenhithe, Swanscombe, Gravesend, Sidcup, Welling, Belvedere
EN
Enfield, Barnet, Potters Bar, Waltham Cross, Waltham Abbey, Broxbourne, Hoddesdon
RM
Romford, Dagenham, Hornchurch, Rainham, Upminster, South Ockendon, Grays, Tilbury, Purfleet
CM
Southminster, Burnham-On-Crouch, Chelmsford, Ingatestone, Ongar, Dunmow, Braintree, Witham, Maldon, Billericay, Brentwood, Epping, Harlow, Sawbridgeworth, Bishop’s Stortford, Stansted