DN40 3 postcode sector in the DN40 district

DN40 3 is a sector of the DN40 district: every postcode that starts DN40 3. It has 132 postcodes in use, 6 of them large-user postcodes. A large-user postcode is one Royal Mail gives to a single address that gets a lot of mail.

Not sure what a sector is? UK postcode format explained.

Every postcode in the DN40 3 sector, and which are new since 2020

Map of every postcode in the DN40 3 sector, by new since 2020 Of the 132 postcodes in the DN40 3 sector that ONS places, 2 are new since 2020 and 130 were in use before 2020. Places named: Immingham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1077A1173A160 DN40 3AA: before 2020DN40 3AB: before 2020DN40 3AD: before 2020DN40 3AE: before 2020DN40 3AF: before 2020DN40 3AG: before 2020DN40 3AH: before 2020DN40 3AJ: before 2020DN40 3AL: before 2020DN40 3AN: before 2020DN40 3AP: before 2020DN40 3AQ: before 2020DN40 3AS: before 2020DN40 3AT: before 2020DN40 3AU: before 2020DN40 3AW: before 2020DN40 3AX: before 2020DN40 3AY: before 2020DN40 3BA: before 2020DN40 3BB: before 2020DN40 3BD: before 2020DN40 3BG: before 2020DN40 3BH: before 2020DN40 3BS: before 2020DN40 3BT: before 2020DN40 3BU: before 2020DN40 3BY: before 2020DN40 3BZ: before 2020DN40 3DA: before 2020DN40 3DB: before 2020DN40 3DD: before 2020DN40 3DE: before 2020DN40 3DF: before 2020DN40 3DG: before 2020DN40 3DJ: before 2020DN40 3DQ: before 2020DN40 3DR: before 2020DN40 3DS: before 2020DN40 3DU: before 2020DN40 3DW: before 2020DN40 3DX: before 2020DN40 3DZ: before 2020DN40 3EA: before 2020DN40 3ED: before 2020DN40 3EE: before 2020DN40 3EL: before 2020DN40 3EN: before 2020DN40 3EP: before 2020DN40 3ER: before 2020DN40 3ET: before 2020DN40 3EU: before 2020DN40 3EW: before 2020DN40 3EX: before 2020DN40 3EY: before 2020DN40 3EZ: before 2020DN40 3FB: before 2020DN40 3HA: before 2020DN40 3HB: before 2020DN40 3HD: before 2020DN40 3HE: before 2020DN40 3HF: before 2020DN40 3HG: before 2020DN40 3HH: before 2020DN40 3HL: before 2020DN40 3HN: before 2020DN40 3HP: before 2020DN40 3HR: before 2020DN40 3HS: before 2020DN40 3HT: before 2020DN40 3HU: before 2020DN40 3HW: before 2020DN40 3HX: before 2020DN40 3HY: before 2020DN40 3JA: before 2020DN40 3JB: before 2020DN40 3JD: before 2020DN40 3JE: before 2020DN40 3JF: before 2020DN40 3JH: before 2020DN40 3JJ: before 2020DN40 3JL: before 2020DN40 3JN: before 2020DN40 3JP: before 2020DN40 3JQ: before 2020DN40 3JR: before 2020DN40 3JS: before 2020DN40 3JU: before 2020DN40 3JW: before 2020DN40 3JX: before 2020DN40 3JY: before 2020DN40 3JZ: before 2020DN40 3LJ: before 2020DN40 3LU: before 2020DN40 3LW: before 2020DN40 3LX: before 2020DN40 3LZ: before 2020DN40 3NF: before 2020DN40 3NL: before 2020DN40 3NP: before 2020DN40 3NR: before 2020DN40 3NS: before 2020DN40 3NT: before 2020DN40 3NU: before 2020DN40 3NW: before 2020DN40 3NX: before 2020DN40 3PA: before 2020DN40 3PB: before 2020DN40 3PD: before 2020DN40 3PJ: before 2020DN40 3PL: before 2020DN40 3PN: before 2020DN40 3PP: before 2020DN40 3PR: before 2020DN40 3PS: before 2020DN40 3PT: before 2020DN40 3PU: before 2020DN40 3PW: before 2020DN40 3PX: before 2020DN40 3PY: before 2020DN40 3PZ: before 2020DN40 3QA: before 2020DN40 3QB: before 2020DN40 3QD: before 2020DN40 3QE: before 2020DN40 3QG: before 2020DN40 3QY: before 2020DN40 3RA: before 2020DN40 3RD: before 2020DN40 3LA: new since 2020DN40 3LB: new since 2020 Immingham Map of every postcode in the DN40 3 sector, by new since 2020 Of the 132 postcodes in the DN40 3 sector that ONS places, 2 are new since 2020 and 130 were in use before 2020. Places named: Ferry, Immingham. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1077A1173 FerryImmingham
  • New since 2020: 2
  • In use before 2020: 130

Of the 132 postcodes in the DN40 3 sector that ONS places, 2 are new since 2020 and 130 were in use before 2020.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode. Names in italics are council wards: we hold no town or village names here.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

The 2 newest postcodes

DN40 3LBNovember 2025DN40 3LAApril 2024

What do homes sell for in DN40 3?

Homes in DN40 3 sold for a typical £152,500 in the 12 months to August 2026, across 33 sales, down 3.8% on the 12 months before, HM Land Registry's figures show.

£152,500 typical price, the 12 months to August 2026
£158,475 12 months to August 2025
▼ down 3.8% on the 12 months before
  • Detached £220,000 12 sales
  • Semi-detached £136,000 19 sales
  • Terraced 2 sales, too few to price

Each bar is that kind's typical price, against the most expensive kind here.

Standard sales of homes at market value at the postcodes that start DN40 3. A typical price is the median, the middle sale, given from 5 sales or more.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in DN40 3

Pick a postcode to see its council and MP, broadband, flood risk, what homes sell for, council tax, the nearest schools and stations, and crime around it.

DN40 3AADN40 3ABDN40 3ADDN40 3AEDN40 3AFDN40 3AGDN40 3AHDN40 3AJDN40 3ALDN40 3ANDN40 3APDN40 3AQDN40 3ASDN40 3ATDN40 3AUDN40 3AWDN40 3AXDN40 3AYDN40 3BADN40 3BBDN40 3BDDN40 3BGDN40 3BHDN40 3BSDN40 3BTDN40 3BUDN40 3BYDN40 3BZDN40 3DADN40 3DBDN40 3DDDN40 3DEDN40 3DFDN40 3DGDN40 3DJDN40 3DQDN40 3DRDN40 3DSDN40 3DUDN40 3DWDN40 3DXDN40 3DZDN40 3EADN40 3EDDN40 3EEDN40 3ELDN40 3ENDN40 3EPDN40 3ERDN40 3ETDN40 3EUDN40 3EWDN40 3EXDN40 3EYDN40 3EZDN40 3FBDN40 3HADN40 3HBDN40 3HDDN40 3HEDN40 3HFDN40 3HGDN40 3HHDN40 3HLDN40 3HNDN40 3HPDN40 3HQDN40 3HRDN40 3HSDN40 3HTDN40 3HUDN40 3HWDN40 3HXDN40 3HYDN40 3HZDN40 3JADN40 3JBDN40 3JDDN40 3JEDN40 3JFDN40 3JHDN40 3JJDN40 3JLDN40 3JNDN40 3JPDN40 3JQDN40 3JRDN40 3JSDN40 3JUDN40 3JWDN40 3JXDN40 3JYDN40 3JZDN40 3LADN40 3LBDN40 3LJDN40 3LUDN40 3LWDN40 3LXDN40 3LZDN40 3NFDN40 3NLDN40 3NPDN40 3NRDN40 3NSDN40 3NTDN40 3NUDN40 3NWDN40 3NXDN40 3PADN40 3PBDN40 3PDDN40 3PJDN40 3PLDN40 3PNDN40 3PPDN40 3PRDN40 3PSDN40 3PTDN40 3PUDN40 3PWDN40 3PXDN40 3PYDN40 3PZDN40 3QADN40 3QBDN40 3QDDN40 3QEDN40 3QGDN40 3QYDN40 3RADN40 3RD

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed. See all our data sources

What council am I in? The council, borough or local authority for a postcode, and the county council where there is one. What ward am I in? The ward for a postcode, with its council, constituency and parish.

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