Essex (ESS), England
Location and Adjacent CountiesEssex is located in the East of England, bordering the North Sea.
Essex is bounded to the north by Suffolk, a boundary mainly defined by the River Stour; and to the east by the North Sea; to the south by the River Thames and its estuary (a boundary shared with Kent); to the southwest by Greater London (formerly part of Essex); to the west by Hertfordshire with the boundary largely defined by the River Lee and the Stort and to the northwest by Cambridgeshire.
For additional information see Wikipedia and GENUKI:Essex
The county town is Colchester