SN postcode area

Postcode district boundaries:
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KML is from Wikidata
SN is located in the United Kingdom
Coordinates: 51°29′53″N 1°54′29″W / 51.498°N 1.908°W / 51.498; -1.908
CountryUnited Kingdom
Postcode area
Postcode area name
Post towns10
Postcode districts23
Postcode sectors113
Postcodes (live)14,362
Postcodes (total)21,374
Statistics as at May 2020[1]

The SN postcode area, also known as the Swindon postcode area,[2] is a group of eighteen postcode districts in England, within ten post towns. These cover north Wiltshire (including Swindon, Chippenham, Calne, Corsham, Devizes, Malmesbury, Marlborough, Melksham and Pewsey), plus a small part of south-west Oxfordshire (including Faringdon) and a very small part of Gloucestershire.


The approximate coverage of the postcode districts:

Postcode district Post town Coverage Local authority area(s)
SN1 SWINDON Swindon town centre south of the railway line, Old Town, southwest suburbs Swindon
SN2 SWINDON Swindon town centre north of the railway line, inner suburbs to the north and northwest including Upper Stratton and Kingsdown Swindon
SN3 SWINDON Swindon east suburbs, Stratton St Margaret, South Marston Swindon
SN4 SWINDON Royal Wootton Bassett, Clyffe Pypard, Broad Town, Broad Hinton, Wroughton, Chiseldon, Liddington, Wanborough, Hinton Parva Swindon, Wiltshire
SN5 SWINDON West Swindon, Lydiard Millicent, Purton Swindon, Wiltshire
SN6 SWINDON Highworth, Cricklade, Shrivenham, Watchfield, Ashton Keynes, Ashbury, Bishopstone, Castle Eaton, Hannington, Idstone, Marston Meysey, Leigh Swindon, Wiltshire, Vale of White Horse
SN7 FARINGDON Faringdon, Stanford in the Vale, Uffington, Longcot, Fernham, Buckland, Great Coxwell, Little Coxwell, Littleworth, Shellingford, Buscot Vale of White Horse
SN8 MARLBOROUGH Marlborough, Ramsbury, Mildenhall, Aldbourne, Axford, Burbage, Baydon, Great Bedwyn Wiltshire
SN9 PEWSEY Pewsey, Upavon, Enford Wiltshire
SN10 DEVIZES Devizes, Market Lavington, Rowde Wiltshire
SN11 CALNE Calne, Heddington, Hilmarton Wiltshire
SN12 MELKSHAM Melksham, Bowerhill, Seend, Broughton Gifford Wiltshire
SN13 CORSHAM Corsham, Box, Neston Wiltshire
SN14 CHIPPENHAM Chippenham (west), Marshfield, Kington St Michael, Hullavington, Luckington, Grittleton, Yatton Keynell, Biddestone, Colerne, Cold Ashton Wiltshire, South Gloucestershire
SN15 CHIPPENHAM Chippenham (east), Bromham, Sandy Lane, Lacock, Burleaze, Pewsham, Monkton Park, Foxham, Dauntsey, Seagry, Christian Malford, Bradenstoke, Sutton Benger, Lyneham, Draycot Cerne, Cleverton, Little Somerford, Langley Burrell, Great Somerford, Brinkworth[3] Wiltshire
SN15 CORSHAM non-geographic[4]
SN16 MALMESBURY Sherston, Malmesbury, Crudwell, Minety Wiltshire
SN25 SWINDON Swindon outer north suburbs including Haydon Wick and Priory Vale; Blunsdon St Andrew Swindon
SN26 SWINDON Blunsdon Swindon
SN38 SWINDON Nationwide Building Society non-geographic[5]
SN99 SWINDON non-geographic[5]

The SN25 and SN26 districts were formed out of the SN2 district in 1999.[6]


KML is from Wikidata
SN postcode area map, showing postcode districts, post towns and neighbouring postcode areas.BA postcode areaBS postcode areaGL postcode areaOX postcode areaRG postcode areaSP postcode area
SN postcode area map, showing postcode districts in red and post towns in grey text, with links to nearby BA, BS, GL, OX, RG and SP postcode areas.

See also[edit]


  1. ^ "ONS Postcode Directory Version Notes" (ZIP). National Statistics Postcode Products. Office for National Statistics. May 2020. Table 2. Retrieved 19 June 2020. Coordinates from mean of unit postcode points, "Code-Point Open". OS OpenData. Ordnance Survey. February 2012. Retrieved 21 April 2012.
  2. ^ Royal Mail, Address Management Guide, (2004)
  3. ^ "SN15 postboxes". Retrieved 11 April 2018.
  4. ^ "New sectors and localities to 14 December 2012" (PDF). Royal Mail Address Management Unit. 20 December 2012. Archived from the original (PDF) on 2 February 2015. Retrieved 20 December 2012.
  5. ^ a b "Non Geographic Codes" (PDF). Royal Mail Address Management Unit. July 2012. Archived from the original (PDF) on 16 September 2012. Retrieved 20 December 2012.
  6. ^ "Royal Mail Postcode Update 30". Beacon Dodsworth. Retrieved 22 April 2017.

External links[edit]