The RM postcode area, also known as the Romford postcode area, is a group of twenty postcode districts in south-east England, within nine post towns. These cover parts of eastern Greater London and south-west Essex. Inward mail for the area is sorted, along with mail for the E and IG postcode areas, at the Romford Mail Centre.
The KT postcode area, also known as the Kingston upon Thames postcode area, is a group of 24 postcode districts in England, within 19 post towns. These cover boroughs in south-west Greater London and several boroughs in north-east Surrey.
The DA postcode area, also known as the Dartford postcode area, is a group of eighteen postcode districts in England, within eleven post towns. These cover parts of south-east London and north-west Kent.
The DN postcode area, also known as the Doncaster postcode area, is a group of 32 postcode districts in eastern England, within 13 post towns. These cover eastern South Yorkshire, north Lincolnshire, parts of north Nottinghamshire and the south-west of the East Riding of Yorkshire, and a small part of southern North Yorkshire.
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 LN postcode area, also known as the Lincoln postcode area, is a group of thirteen postcode districts in eastern England, within seven post towns. These cover central Lincolnshire, including Lincoln, Alford, Horncastle, Louth, Mablethorpe, Market Rasen and Woodhall Spa.
The PE postcode area, also known as the Peterborough postcode area, is a group of 36 postcode districts in eastern England, within 18 post towns. These cover north and west Cambridgeshire, much of south and east Lincolnshire, and west Norfolk, plus the north-easternmost part of Northamptonshire, the easternmost part of Rutland and very small parts of Bedfordshire.
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 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 WS postcode area, also known as the Walsall postcode area, is a group of fifteen postcode districts in England, within six post towns. These cover the northern part of the West Midlands and much of south-east Staffordshire.
The BB postcode area, also known as the Blackburn postcode area, is a group of thirteen postcode districts in north-west England, within nine post towns. These cover east Lancashire, including Blackburn, Burnley, Accrington, Barnoldswick, Clitheroe, Colne, Darwen, Nelson and Rossendale.
The PR postcode area, also known as the Preston postcode area, is a group of eleven postcode districts in North West England which together cover northern Merseyside and parts of central and southern Lancashire. Its four post towns are Chorley, Leyland, Southport, and Preston.
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.
The SY postcode area, also known as the Shrewsbury postcode area, is a group of 25 postcode districts in the West Midlands and Mid Wales, with small areas in North West England and North Wales. Together the districts cover most of Shropshire, north Powys, north Ceredigion, and part of south Cheshire. In addition, the SY7 and SY8 districts cover a small part of north Herefordshire, and the SY14 and SY20 districts also contain very small parts of Gwynedd and Wrexham County Borough respectively. The postcode area contains 32 post towns.
