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 S postcode area, also known as the Sheffield postcode area, is a group of postcode districts in England, which are subdivisions of eight post towns. These cover most of South Yorkshire, parts of north Derbyshire and north-west Nottinghamshire, plus a small part of West Yorkshire. The S postcode area is one of six with a population above 1 million.
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 BA postcode area, also known as the Bath postcode area, is a group of nineteen postcode districts in South West England, within sixteen post towns. These cover east Somerset and west Wiltshire, plus very small parts of north-west Dorset and south Gloucestershire.
The OL postcode area, also known as the Oldham postcode area, is a group of sixteen postcode districts in north-west England, within seven post towns. These cover eastern Greater Manchester, plus small parts of east Lancashire and western West Yorkshire.
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 HG postcode area, also known as the Harrogate postcode area, is a group of five postcode districts in England, within three post towns. These postcode districts cover Harrogate, Ripon and Knaresborough in North Yorkshire.
The DL postcode area, also known as the Darlington postcode area, is a group of seventeen postcode districts in England, which are subdivisions of fourteen post towns. These districts cover central County Durham, northern North Yorkshire and a very small part of Cumbria.
The NE postcode area, also known as the Newcastle upon Tyne postcode area, is a group of 61 postcode districts in north-east England covering 34 post towns. These cover most of Tyne and Wear and Northumberland, plus a very small part of northern County Durham. The NE postcode area is one of six with a population above 1 million.
The TS postcode area, also known as the Cleveland postcode area, is a group of 29 postcode districts in northern England for ten post towns. These cover north-east North Yorkshire and south-east County Durham.
The DH postcode area, also known as the Durham postcode area, is a group of nine postcode districts in north-east England, within five post towns. These cover northern County Durham, parts of southern Tyne and Wear and a small part of southern Northumberland.
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 HD postcode area, also known as the Huddersfield postcode area, is a group of nine postcode districts in England, within three post towns. These cover southern West Yorkshire, including Huddersfield and Holmfirth in the Metropolitan Borough of Kirklees, and Brighouse in the Metropolitan Borough of Calderdale.
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 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 SN postcode area, also known as the Swindon postcode area, is a group of eighteen postcode districts in England, within ten post towns. These cover north Wiltshire, plus a small part of south-west Oxfordshire and a very small part of Gloucestershire.
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 HX postcode area, also known as the Halifax postcode area, is a group of seven postcode districts in England, within four post towns. These cover most of the Metropolitan Borough of Calderdale in western West Yorkshire, including Halifax, Elland, Sowerby Bridge and Hebden Bridge.
