Cambridge covering
Barhill, Longstanton, Linton, Haverhill, Huntingdon, Royston, Duxford, Buntingford
Newmarket covering
Bury st Edmunds, Ely, Lakenheath, Mildenhall, Red Lodge, Littleport, Soham, Sutton
St Neots covering
Bedford, St Ives, Sandy, Biggleswade, Peterborough, Alconbury, Brampton, Stotfold
Stansted Covering
Bishops Stortford, Thaxted, Great Dunmow, Newport, Saffron Walden, Hatfield Heath
Braintree Covering
Colchester, Halstead, Sible Hedingham, Witham, Sudbury, Long Melford, Marks Tey
Chelmsford covering
Maldon, Danbury, Hatfield Peverel, Chipping Ongar, Ingatestone, East Hanningfield
Harlow covering Epping, Sawbridgeworth, Chesthunt, Ware, Waltham Abbey, Loughton, Hertford, Hoddesdon, North Weald
Stevenage covering
Baldock, Hatfield, Hitchin, Letchworth, Welwyn, Knebworth, Luton
Romford Covering Brentwood, Billericay, Hornchurch, Chigwell, Upminster, Rainham, Hainault
Thurrock covering Purfleet, Grays, Benfleet, Basildon, Canvey, Tilbury, Rainham, South Ockendon
Wickford covering Battlesbridge, Rayleigh, Southend, South Woodham Ferrers, Rochford