The KA postcode area, also known as the Kilmarnock postcode area, is a group of 30 postcode districts in south-west Scotland, within 23 post towns. These cover East Ayrshire, North Ayrshire and South Ayrshire.
The LN postcode area, also known as the Lincoln postcode area, is a group of thirteen postcode districts in England, which are subdivisions of seven post towns. These cover central Lincolnshire, including Lincoln, Alford, Horncastle, Louth, Mablethorpe, Market Rasen and Woodhall Spa.
The MK postcode area, also known as the Milton Keynes postcode area, is a group of 26 postcode districts in England, within five post towns. These cover north Buckinghamshire, west and north Bedfordshire and very small parts of Northamptonshire, Oxfordshire and Cambridgeshire.
The NN postcode area, also known as the Northampton postcode area, is a group of nineteen postcode districts in England, within eight post towns. These cover most of Northamptonshire, plus very small parts of Bedfordshire, Buckinghamshire, Leicestershire, Oxfordshire and Warwickshire.
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 and eastern Norfolk and part of north-east Suffolk.
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 TR postcode area, also known as the Truro postcode area, is a group of 27 postcode districts in South West England, within 15 post towns. These cover west Cornwall, including Truro, Penzance, Camborne, Falmouth, Hayle, Helston, Marazion, Newquay, Penryn, Perranporth, Redruth, St Agnes, St Columb and St Ives, plus the Isles of Scilly.
The DT postcode area, also known as the Dorchester postcode area, is a group of eleven postcode districts in South West England, within nine post towns. These cover much of Dorset, plus very small parts of Devon and Somerset.
The PO postcode area, also known as the Portsmouth postcode area, is a group of 34 postcode districts in southern England, within 24 post towns. These cover south-east Hampshire, southwestern West Sussex and the Isle of Wight.
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 IV postcode area, also known as the Inverness postcode area, is a group of 52 postcode districts for post towns: Achnasheen, Alness, Avoch, Beauly, Bonar Bridge, Cromarty, Dingwall, Dornoch, Elgin, Fochabers, Forres, Fortrose, Gairloch, Garve, Invergordon, Inverness, Isle of Skye, Kyle, Lairg, Lossiemouth, Muir of Ord, Munlochy, Nairn, Plockton, Portree, Rogart, Strathcarron, Strathpeffer, Strome Ferry, Tain and Ullapool in north Scotland.
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 PA postcode area, also known as the Paisley postcode area, is a group of 67 postcode districts in western Scotland, within 35 post towns. These cover Renfrewshire, Inverclyde and most of Argyll and Bute, plus small parts of North Ayrshire and Highland.
The FK postcode area, also known as the Falkirk postcode area, is a group of 21 postcode districts in central Scotland, within 18 post towns. These cover most of the Falkirk council area, most of the Stirling council area and Clackmannanshire, plus small parts of Fife, Perth and Kinross, and Argyll and Bute.
The KY postcode area, also known as the Kirkcaldy postcode area, is a group of sixteen postcode districts in eastern Scotland, within thirteen post towns. These cover most of Fife, plus the far south of Perth and Kinross.
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 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 ZE postcode area, also known as the Lerwick postcode area, is a group of three postcode districts covering the Shetland Islands in Scotland. The letters in the postcode are derived from Zetland, an archaic spelling of the islands' name that was the name for the council area until 1975.
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.
The HS postcode area, also known as the Outer Hebrides postcode area, is a group of nine postcode districts, within eight post towns, covering the Outer Hebrides in Scotland.
