The RM postcode area, also known as the Romford postcode area, is a group of twenty postcode districts in England, within nine post towns. These cover parts of north-east 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 IG postcode area, also known as the Ilford postcode area, is a group of eleven postcode districts in England, within six post towns. These cover parts of east London and south-west Essex. Inward mail for the area is sorted, along with mail for the E and RM 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 parts of southwestern Greater London and northern Surrey.
The CR postcode area, also known as the Croydon postcode area, is a group of eight postcode districts in England, within ten post towns. These cover parts of southern Greater London and north-east Surrey.
The EN postcode area, also known as the Enfield postcode area, is a group of eleven postcode districts in England, within seven post towns. These cover parts of northern Greater London, southern Hertfordshire and western Essex.
The BR postcode area, also known as the Bromley postcode area, is a group of eight postcode districts in England, within seven post towns. These cover part of south-eastern Greater London, as well as a small part of north-west Kent.
The TW postcode area, also known as the Twickenham postcode area, is a group of 20 postcode districts in England, within 13 post towns. These cover parts of south-west London and north-west Surrey, plus a very small part of Berkshire.
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 UB postcode area, also known as the Southall postcode area, is a group of eleven postcode districts in England, within six post towns. These cover parts of west and north-west London, plus a very small part of Buckinghamshire. The letters in the postcode are derived from an abbreviation of Uxbridge.
The HA postcode area, also known as the Harrow postcode area, is a group of ten postcode districts in England, within seven post towns. These cover part of northwest London, plus a very small part of south Hertfordshire.
The WD postcode area, also known as the Watford postcode area, is a group of eleven postcode districts in England for seven post towns. These cover south-west Hertfordshire, plus very small parts of Buckinghamshire and Greater London.
The DE postcode area, also known as the Derby postcode area, is a group of 23 postcode districts in central England, which are subdivisions of 11 post towns. These postcode districts cover south and central Derbyshire, parts of east Staffordshire and north-west Leicestershire, and very small parts of Nottinghamshire.
The ME postcode area, also known as the Rochester postcode area, is a group of twenty postcode districts in South East England, within eleven post towns. These cover north central Kent, including the Medway unitary authority and the borough of Swale, plus parts of the boroughs of Maidstone, Tonbridge and Malling, and Gravesham. The letters in the postcode are derived from the name of the Medway conurbation.
The NG postcode area, also known as the Nottingham postcode area, is a group of 29 postcode districts in the East Midlands of England, which are subdivisions of seven post towns. These cover central Nottinghamshire, parts of south-west Lincolnshire and small parts of Derbyshire and Leicestershire.
The WN postcode area, also known as the Wigan postcode area, is a group of eight postcode districts in North West England, within three post towns. These cover most of the Metropolitan Borough of Wigan in Greater Manchester, plus small parts of West Lancashire and the Metropolitan Borough of St Helens in Merseyside.
The RH postcode area, also known as the Redhill postcode area, is a group of twenty postcode districts in South East England, within seventeen post towns. These cover east Surrey and northeastern West Sussex, plus small parts of northwestern East Sussex.
The LS postcode area, also known as the Leeds postcode area, is a group of 29 geographic postcode districts in England, covering post towns Leeds, Wetherby, Tadcaster, Pudsey, Otley and Ilkley. Most of the area is within the Leeds Metropolitan district in West Yorkshire and parts are within City of Bradford, same county, and the Harrogate and Selby districts of North Yorkshire.
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 ST postcode area, also known as the Stoke-on-Trent postcode area, is a group of 21 postcode districts in England, which are subdivisions of six post towns. These cover much of north and central Staffordshire, including Stoke-on-Trent, Stafford, Leek, Newcastle-under-Lyme, Stone and Uttoxeter, plus very small parts of Cheshire and Derbyshire.
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.
