TN postcode area TN postcode area The TN postcode area, also known as the Tunbridge Wells postcode area, is a group of 40 postcode districts in England, which are subdivisions of 24 post towns. These postcode districts cover an extensive area from the Greater London border at Westerham to the Sussex coast, including south Kent (including Royal Tunbridge Wells, Tonbridge, Ashford, Sevenoaks, Cranbrook, Edenbridge, New Romney, Romney Marsh and Tenterden) and northern and eastern East Sussex (including Hastings, Battle, Bexhill-on-Sea, Crowborough, Etchingham, Hartfield, Heathfield, Mayfield, Robertsbridge, Rye, St Leonards-on-Sea, Uckfield, Wadhurst and Winchelsea). Additionally, small parts of TN14 and TN16 cover the rural
Kingdom of Kent county of Kent. Knowledge of Anglo-Saxon Kent comes from scholarly study of Late Anglo-Saxon texts such as the "Anglo-Saxon Chronicle" and the "Ecclesiastical History of the English People", as well as archaeological evidence such as that left by early medieval cemeteries and settlements, and toponymical (place-name) evidence. In the Romano-British period, the area of modern Kent that lay east of the River Medway was a "civitas" known as "Cantiaca". Its name had been taken from an older Common Brittonic place-name, "Cantium" ("corner of land" or "land on the edge") used in the preceding pre-Roman Iron Age, although the extent of