The DY postcode area, also known as the Dudley postcode area, is a group of fourteen postcode districts in England, within eight post towns. These cover the south-western part of the West Midlands and north Worcestershire, plus the south-westernmost part of Staffordshire and a small part of south-east Shropshire.
The HP postcode area, also known as the Hemel Hempstead postcode area, is a group of twenty-four postcode districts in England, within eleven post towns. These cover north-west Hertfordshire and central Buckinghamshire.
The YO postcode area, also known as the York postcode area, is a group of 29 postcode districts in Yorkshire, England, within ten post towns. These cover most of Central and Eastern North Yorkshire and the northern part of the East Riding of Yorkshire. The rest of North Yorkshire is split between the TS, DL, LA, BD, HG, DN, LS and WF postcode areas.
The WA postcode area, also known as the Warrington postcode area, is a group of sixteen postcode districts in North West England, within nine post towns. These cover north Cheshire, eastern Merseyside and small parts of south-western Greater Manchester.
The SK postcode area, also known as the Stockport postcode area, is a group of nineteen postcode districts in England, within eleven post towns. These cover south-east Greater Manchester, parts of east Cheshire, north-west Derbyshire and a small part of north Staffordshire.
The NR postcode area, also known as the Norwich postcode area, is a group of 35 postcode districts in the east of England, within 16 post towns. These cover central, north and eastern Norfolk and part of north-east Suffolk.
The LS postcode area, also known as the Leeds postcode area, is a group of 29 postcode districts in England, within six post towns. These cover northern West Yorkshire and some parts of North Yorkshire.
The SR postcode area, also known as the Sunderland postcode area, is a group of eight postcode districts in north-east England, within three post towns. These cover eastern Tyne and Wear and north-east County Durham.
The HU postcode area, also known as the Hull postcode area, is a group of twenty postcode districts in England, within eight post towns. These cover the south of the East Riding of Yorkshire, including Hull, Beverley, Cottingham, Hessle, Hornsea, Withernsea, Brough and North Ferriby.
The WF postcode area, also known as the Wakefield postcode area, is a group of 17 postcode districts in north-east England, which are subdivisions of eleven post towns. These cover much of southern and eastern West Yorkshire, plus small parts of South and North Yorkshire.
The CA postcode area, also known as the Carlisle postcode area, is a group of 28 postcode districts in north-west England, within 22 post towns. These cover northern Cumbria, including Carlisle, Penrith, Workington, Whitehaven, Maryport, Cockermouth, Egremont, Alston, Appleby-in-Westmorland, Beckermet, Brampton, Cleator, Cleator Moor, Frizington, Holmrook, Keswick, Kirkby Stephen, Moor Row, Ravenglass, Seascale, St Bees and Wigton, plus a small part of Northumberland.
The LA postcode area, also known as the Lancaster postcode area, is a group of 23 postcode districts in north-west England, within 17 post towns. These cover north Lancashire and southern Cumbria, and part of North Yorkshire.
The BD postcode area, also known as the Bradford postcode area, is a group of 24 postcode districts in England, within seven post towns. These cover northwestern West Yorkshire and southwestern North Yorkshire, plus very small parts of Lancashire.
The EX postcode area, also known as the Exeter postcode area, is a group of 33 postcode districts in South West England, within 30 post towns. These cover north and east Devon, plus the northernmost part of Cornwall and very small parts of Somerset and Dorset.
The BH postcode area, also known as the Bournemouth postcode area, is a group of 26 postcode districts in southern England, within eleven post towns. These cover east Dorset and part of south-west Hampshire.
The SP postcode area, also known as the Salisbury postcode area, is a group of eleven postcode districts in southern England, within six post towns. These cover south Wiltshire and parts of north Dorset and west Hampshire.
The WV postcode area, also known as the Wolverhampton postcode area, is a group of sixteen postcode districts in England, within four post towns. These cover the north-western part of the West Midlands, plus parts of south-west Staffordshire and south-east Shropshire.
The ST postcode area, also known as the Stoke-on-Trent postcode area, is a group of 21 postcode districts in England, within six post towns. These cover much of north and central Staffordshire, plus very small parts of Cheshire and Derbyshire.
The DD postcode area, also known as the Dundee postcode area, is a group of eleven postcode districts in eastern Scotland, within nine post towns. These cover Dundee and Angus, plus part of north-east Fife and small parts of Perth and Kinross and Aberdeenshire.
The TF postcode area, also known as the Telford postcode area, is a group of thirteen postcode districts in England, within six post towns. These cover north-east Shropshire, including Telford, Broseley, Market Drayton, Much Wenlock, Newport and Shifnal, plus a small part of west Staffordshire.
