The CO postcode area, also known as the Colchester postcode area,Royal Mail, ''Address Management Guide'', (2004) is a group of sixteen postcode districts in the

east of England East is one of the four cardinal directions or points of the compass. It is the opposite direction from west and is the direction from which the Sunrise, Sun rises on the Earth. Etymology As in other languages, the word is formed from the fact ...

, within nine

post town A post town is a required part of all postal addresses in the United Kingdom and Republic of Ireland, Ireland, and a basic unit of the postal delivery system.Royal Mail, ''Address Management Guide'', (2004) Including the correct post town in t ...

s. These cover northeast

Essex Essex ( ) is a Ceremonial counties of England, ceremonial county in the East of England, and one of the home counties. It is bordered by Cambridgeshire and Suffolk to the north, the North Sea to the east, Kent across the Thames Estuary to the ...

(including

Colchester Colchester ( ) is a city in northeastern Essex, England. It is the second-largest settlement in the county, with a population of 130,245 at the 2021 United Kingdom census, 2021 Census. The demonym is ''Colcestrian''. Colchester occupies the ...

Clacton-on-Sea Clacton-on-Sea, often simply called Clacton, is a seaside town and seaside resort, resort in the county of Essex, on the east coast of England. It is located on the Tendring Peninsula and is the largest settlement in the Tendring District, wi ...

Frinton-on-Sea Frinton-on-Sea is a seaside town and (as just Frinton) a former civil parish, now in the parish of Frinton and Walton, in the Tendring district of Essex, England. In 2018 it had an estimated population of 4,837. History The place-name 'Fri ...

Halstead Halstead is a town and civil parish in the Braintree District of Essex, England. Its population of 11,906 in 2011 Harwich Harwich is a town in Essex, England, and one of the Haven ports on the North Sea coast. It is in the Tendring district. Nearby places include Felixstowe to the north-east, Ipswich to the north-west, Colchester to the south-west and Clacton-o ...

, Manningtree and

Walton-on-the-Naze Walton-on-the-Naze is a seaside town on the North Sea coast. It is part of the parish of Frinton and Walton, in the Tendring District, Tendring district in Essex, England. The town is located north of Clacton and south of the port of Harwich; ...

) and a small part of south

Suffolk Suffolk ( ) is a ceremonial county in the East of England and East Anglia. It is bordered by Norfolk to the north, the North Sea to the east, Essex to the south, and Cambridgeshire to the west. Ipswich is the largest settlement and the county ...

(including Bures and Sudbury). The main

sorting office A sorting office or processing and distribution center (P&DC; name used by the United States Postal Service (USPS)) is any location where postal operators bring mail after collection for sorting into batches for delivery to the addressee, whic ...

was in Colchester but as at 2021 there was no Mail Centre in Colchester. __TOC__

Coverage

The approximate coverage of the postcode districts: , - ! CO1 , COLCHESTER ,

, - ! CO2 , COLCHESTER , Old Heath, Berechurch, Layer de la Haye , Colchester , - ! CO3 , COLCHESTER , Lexden, Fordham Heath, Stanway , Colchester , - ! CO4 , COLCHESTER , Greenstead, Highwoods, St Johns,

Myland Myland (also called Mile End) is a civil parish in Essex, England. It is now a northern suburb of Colchester. The original village began approximately one mile north of the centre of Colchester which probably accounts for its name. This has v ...

, Boxted, Braiswick , Colchester , - ! CO5 , COLCHESTER ,

Tiptree Tiptree is a large village and civil parish in the English county of Essex, situated south-west of Colchester and around north-east of London. Surrounding villages include Messing, Tolleshunt Knights, Tolleshunt Major, Layer Marney, Inwor ...

, Kelvedon, West Mersea,

Peldon Peldon is a village and civil parish in the Colchester (borough), Colchester borough of Essex, England. With Salcott, Virley, Great Wigborough and Little Wigborough, it forms part of the Winstred Hundred parish council. Nearby villages include ...

, Rowhedge , Colchester, Braintree,

Maldon Maldon (, locally ) is a town and civil parish on the Blackwater Estuary in Essex, England. It is the seat of the Maldon District and starting point of the Chelmer and Blackwater Navigation. It is known for Maldon Sea Salt which is prod ...

, - ! CO6 , COLCHESTER , Coggeshall, Earls Colne,

Marks Tey Marks Tey is a large village and Wards and electoral divisions of the United Kingdom, electoral ward in Essex, England; it is located six miles west of Colchester. It is one in a group of villages called ''The Teys'', including Great Tey and L ...

, Great Tey, Chappel, White Colne, Wakes Colne, Fordham,

Copford Copford is a village and Civil parishes in England, civil parish in the City of Colchester district of Essex, England. It is west of Colchester, and the hamlet of Copford Green is found a short distance to the south. The poet Matthew Arnold not ...

, West Bergholt, Great Horkesley, Wormingford, Nayland, Stoke-by-Nayland, Polstead , Colchester, Braintree, Babergh , - ! CO7 , COLCHESTER ,

Brightlingsea Brightlingsea (, traditionally , , ) is a coastal town and civil parish in the Tendring District, Tendring district of Essex, England. It is situated between Colchester and Clacton-on-Sea, at the mouth of the River Colne, Essex, River Colne, on ...

Wivenhoe Wivenhoe ( ) is a town and civil parishes in England, civil parish in the City of Colchester, Colchester district, in north-eastern Essex, England, approximately south-east of Colchester. Historically Wivenhoe village, on the banks of the Riv ...

, Great Bentley, Alresford , Colchester, Tendring, Babergh , - ! CO8 , BURES , Bures, Alphamstone , Colchester, Braintree, Babergh , - ! CO9 , HALSTEAD ,

Halstead Halstead is a town and civil parish in the Braintree District of Essex, England. Its population of 11,906 in 2011Sudbury, Clare,

Lavenham Lavenham is a village, civil parish and Wards and electoral divisions of the United Kingdom, electoral ward in the Babergh District, Babergh district, in the county of Suffolk, England. It is noted for its Lavenham Guildhall, Guildhall, Little ...

, Long Melford , Babergh,

West Suffolk West Suffolk may refer to the following places in Suffolk, England: * West Suffolk (county), a county until 1974 * West Suffolk District, a local government district established in 2019 * West Suffolk (UK Parliament constituency), an electoral di ...

, Braintree , - ! CO11 , MANNINGTREE , Manningtree, Lawford, Mistley, Bradfield, Wrabness, Wix, Horsley Cross, Little Bromley, Brantham, Cattawade , Tendring, Babergh , - ! CO12 , HARWICH ,

Harwich Harwich is a town in Essex, England, and one of the Haven ports on the North Sea coast. It is in the Tendring district. Nearby places include Felixstowe to the north-east, Ipswich to the north-west, Colchester to the south-west and Clacton-o ...

, Dovercourt, Parkeston, Ramsey, Little Oakley, Great Oakley, Stones Green , Tendring , - ! CO13 , FRINTON-ON-SEA ,

, Tendring , - ! CO14 , WALTON ON THE NAZEThe post town is unhyphenated. ,

, Tendring , - ! CO15 , CLACTON-ON-SEA ,

Jaywick Jaywick is a coastal village in the Tendring District, Tendring district of Essex, England, west of Clacton-on-Sea. It lies on the North Sea coast of England, from London and from Colchester. It was constructed in the 1930s as a Seaside reso ...

, Tendring , - ! CO16 , CLACTON-ON-SEA ,

St Osyth St Osyth is an English village and civil parishes in England, civil parish in the Tendring District of north-east Essex, about west of Clacton-on-Sea and southeast of Colchester. It lies on the B1027, Colchester–Clacton road. The village is ...

, Little Clacton , Tendring

Map

References

External links

Royal Mail's Postcode Address FileA quick introduction to Royal Mail's Postcode Address File (PAF)
{{Postcode areas in the United Kingdom Postcode areas covering the East of England Borough of Colchester

Coverage

Map

See also

References

External links