KA11 4 postcode sector in the KA11 district

KA11 4 is a sector of the KA11 district: every postcode that starts KA11 4. It has 139 postcodes in use, 2 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 KA11 4 sector, and which are new since 2020

Map of every postcode in the KA11 4 sector, by new since 2020 Of the 139 postcodes in the KA11 4 sector that ONS places, 15 are new since 2020 and 124 were in use before 2020. One group of new postcodes is outlined: 10 new postcodes since 2020. Places named: Irvine, Dreghorn. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A78A71 KA11 4AA: before 2020KA11 4AB: before 2020KA11 4AD: before 2020KA11 4AE: before 2020KA11 4AF: before 2020KA11 4AG: before 2020KA11 4AH: before 2020KA11 4AJ: before 2020KA11 4AL: before 2020KA11 4AN: before 2020KA11 4AP: before 2020KA11 4AQ: before 2020KA11 4AR: before 2020KA11 4AS: before 2020KA11 4AT: before 2020KA11 4AU: before 2020KA11 4AW: before 2020KA11 4AX: before 2020KA11 4AY: before 2020KA11 4AZ: before 2020KA11 4BA: before 2020KA11 4BB: before 2020KA11 4BD: before 2020KA11 4BE: before 2020KA11 4BF: before 2020KA11 4BG: before 2020KA11 4BH: before 2020KA11 4BL: before 2020KA11 4BN: before 2020KA11 4BP: before 2020KA11 4BQ: before 2020KA11 4BS: before 2020KA11 4BT: before 2020KA11 4BU: before 2020KA11 4BW: before 2020KA11 4BX: before 2020KA11 4BY: before 2020KA11 4BZ: before 2020KA11 4DA: before 2020KA11 4DB: before 2020KA11 4DD: before 2020KA11 4DE: before 2020KA11 4DF: before 2020KA11 4DG: before 2020KA11 4DH: before 2020KA11 4DJ: before 2020KA11 4DL: before 2020KA11 4DN: before 2020KA11 4DP: before 2020KA11 4DQ: before 2020KA11 4DR: before 2020KA11 4DS: before 2020KA11 4DT: before 2020KA11 4DU: before 2020KA11 4DW: before 2020KA11 4DZ: before 2020KA11 4EA: before 2020KA11 4EB: before 2020KA11 4EE: before 2020KA11 4EF: before 2020KA11 4EG: before 2020KA11 4EH: before 2020KA11 4EJ: before 2020KA11 4EP: before 2020KA11 4EQ: before 2020KA11 4ER: before 2020KA11 4ES: before 2020KA11 4ET: before 2020KA11 4EU: before 2020KA11 4EW: before 2020KA11 4EX: before 2020KA11 4EY: before 2020KA11 4EZ: before 2020KA11 4FA: before 2020KA11 4FB: before 2020KA11 4FD: before 2020KA11 4FE: before 2020KA11 4FF: before 2020KA11 4FG: before 2020KA11 4FH: before 2020KA11 4FJ: before 2020KA11 4FL: before 2020KA11 4FN: before 2020KA11 4FP: before 2020KA11 4GZ: before 2020KA11 4HB: before 2020KA11 4HD: before 2020KA11 4HE: before 2020KA11 4HF: before 2020KA11 4HG: before 2020KA11 4HJ: before 2020KA11 4HL: before 2020KA11 4HN: before 2020KA11 4HP: before 2020KA11 4HQ: before 2020KA11 4HR: before 2020KA11 4HS: before 2020KA11 4HU: before 2020KA11 4HW: before 2020KA11 4HX: before 2020KA11 4HY: before 2020KA11 4JA: before 2020KA11 4JB: before 2020KA11 4JD: before 2020KA11 4JE: before 2020KA11 4JF: before 2020KA11 4JG: before 2020KA11 4JH: before 2020KA11 4JJ: before 2020KA11 4JL: before 2020KA11 4JN: before 2020KA11 4JP: before 2020KA11 4JQ: before 2020KA11 4JR: before 2020KA11 4JT: before 2020KA11 4JU: before 2020KA11 4JW: before 2020KA11 4JX: before 2020KA11 4JZ: before 2020KA11 4LB: before 2020KA11 4LD: before 2020KA11 4LE: before 2020KA11 4LF: before 2020KA11 4FQ: new since 2020KA11 4FR: new since 2020KA11 4FS: new since 2020KA11 4FT: new since 2020KA11 4FU: new since 2020KA11 4FW: new since 2020KA11 4FX: new since 2020KA11 4FY: new since 2020KA11 4FZ: new since 2020KA11 4GA: new since 2020KA11 4GB: new since 2020KA11 4GD: new since 2020KA11 4GE: new since 2020KA11 4GF: new since 2020KA11 4GG: new since 2020 IrvineDreghorn 10 new postcodes since 2020, outlined: this goes to KA11 4GB, the newest of them10 new postcodes since 2020 Map of every postcode in the KA11 4 sector, by new since 2020 Of the 139 postcodes in the KA11 4 sector that ONS places, 15 are new since 2020 and 124 were in use before 2020. One group of new postcodes is outlined: 10 new postcodes since 2020. Places named: Irvine, Dreghorn. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. IrvineDreghorn
  • New since 2020: 15
  • In use before 2020: 124
  • Outline: where 5 or more new postcodes since 2020 lie together

Of the 139 postcodes in the KA11 4 sector that ONS places, 15 are new since 2020 and 124 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. A dashed outline shows where 5 or more lie within 150 metres of each other. It is not a boundary, and no boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

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 5 newest postcodes

KA11 4GBJune 2026KA11 4GDJune 2025KA11 4GAApril 2025KA11 4FZJune 2024KA11 4GGJanuary 2024

Where the new postcodes lie together

  • 10 new postcodes since 2020, outlined on the map. KA11 4GB, is the newest of them.

Postcodes in KA11 4

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.

KA11 4AAKA11 4ABKA11 4ADKA11 4AEKA11 4AFKA11 4AGKA11 4AHKA11 4AJKA11 4ALKA11 4ANKA11 4APKA11 4AQKA11 4ARKA11 4ASKA11 4ATKA11 4AUKA11 4AWKA11 4AXKA11 4AYKA11 4AZKA11 4BAKA11 4BBKA11 4BDKA11 4BEKA11 4BFKA11 4BGKA11 4BHKA11 4BJKA11 4BLKA11 4BNKA11 4BPKA11 4BQKA11 4BSKA11 4BTKA11 4BUKA11 4BWKA11 4BXKA11 4BYKA11 4BZKA11 4DAKA11 4DBKA11 4DDKA11 4DEKA11 4DFKA11 4DGKA11 4DHKA11 4DJKA11 4DLKA11 4DNKA11 4DPKA11 4DQKA11 4DRKA11 4DSKA11 4DTKA11 4DUKA11 4DWKA11 4DZKA11 4EAKA11 4EBKA11 4EEKA11 4EFKA11 4EGKA11 4EHKA11 4EJKA11 4EPKA11 4EQKA11 4ERKA11 4ESKA11 4ETKA11 4EUKA11 4EWKA11 4EXKA11 4EYKA11 4EZKA11 4FAKA11 4FBKA11 4FDKA11 4FEKA11 4FFKA11 4FGKA11 4FHKA11 4FJKA11 4FLKA11 4FNKA11 4FPKA11 4FQKA11 4FRKA11 4FSKA11 4FTKA11 4FUKA11 4FWKA11 4FXKA11 4FYKA11 4FZKA11 4GAKA11 4GBKA11 4GDKA11 4GEKA11 4GFKA11 4GGKA11 4GZKA11 4HBKA11 4HDKA11 4HEKA11 4HFKA11 4HGKA11 4HJKA11 4HLKA11 4HNKA11 4HPKA11 4HQKA11 4HRKA11 4HSKA11 4HUKA11 4HWKA11 4HXKA11 4HYKA11 4JAKA11 4JBKA11 4JDKA11 4JEKA11 4JFKA11 4JGKA11 4JHKA11 4JJKA11 4JLKA11 4JNKA11 4JPKA11 4JQKA11 4JRKA11 4JTKA11 4JUKA11 4JWKA11 4JXKA11 4JZKA11 4LBKA11 4LDKA11 4LEKA11 4LF

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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