The historic counties of Beds, Cambs, Essex, Herts, Hunts, Norfolk and Suffolk

The area now covered by the 32 London boroughs. Includes the historic county of Middlesex, and parts of Surrey, Essex and Kent

The historic counties of Derbys, Hereford, Leics, Lincs, Northants, Notts, Rutland, Salop, Staffs, Warks and Worcs

The historic counties of Cheshire, Cumberland, Durham, Lancs, Northumberland, Westmorland and Yorks

The 32 historic counties of Scotland.

Includes the historic counties of Berks, Bucks, Hants, Kent, Oxfords, Surrey and Sussex. Parts of Surrey and Kent are included in the London region

The historic counties of Cornwall, Devon, Dorset, Gloucs, Somerset and Wilts

The 13 historic counties of Wales.