KA11 3 postcode sector in the KA11 district

KA11 3 is a sector of the KA11 district: every postcode that starts KA11 3. It has 37 postcodes in use, one of them a large-user postcode. 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 3 sector, by gigabit broadband

Map of every postcode in the KA11 3 sector, by gigabit broadband Of the 37 postcodes in the KA11 3 sector that ONS places, 4 have no home or business that can get gigabit, 5 have some that can and 28 can all get it. Places named: Irvine South. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. KA11 3AA: gigabit for allKA11 3AB: gigabit for allKA11 3AD: gigabit for allKA11 3AE: gigabit for allKA11 3AF: gigabit for allKA11 3AG: gigabit for allKA11 3AH: gigabit for allKA11 3AL: gigabit for allKA11 3AQ: gigabit for allKA11 3AR: gigabit for allKA11 3AS: gigabit for allKA11 3AT: gigabit for allKA11 3AU: gigabit for allKA11 3AW: gigabit for allKA11 3AX: gigabit for allKA11 3AY: gigabit for allKA11 3AZ: gigabit for allKA11 3BA: gigabit for allKA11 3BB: gigabit for allKA11 3BD: gigabit for allKA11 3BE: gigabit for allKA11 3BF: gigabit for allKA11 3BJ: gigabit for allKA11 3BL: gigabit for allKA11 3BP: gigabit for allKA11 3BQ: gigabit for allKA11 3BU: gigabit for allKA11 3DE: gigabit for allKA11 3AJ: some gigabitKA11 3AN: some gigabitKA11 3BG: some gigabitKA11 3BH: some gigabitKA11 3BW: some gigabitKA11 3AP: no gigabitKA11 3BT: no gigabitKA11 3DA: no gigabitKA11 3DB: no gigabit Irvine South Map of every postcode in the KA11 3 sector, by gigabit broadband Of the 37 postcodes in the KA11 3 sector that ONS places, 4 have no home or business that can get gigabit, 5 have some that can and 28 can all get it. Places named: Irvine South. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 250 m. Irvine South
  • No home or business can get gigabit: 4
  • Some can get gigabit: 5
  • Every home and business can get gigabit: 28
  • Ofcom gives no figure: 0

Of the 37 postcodes in the KA11 3 sector that ONS places, 4 have no home or business that can get gigabit, 5 have some that can and 28 can all get it.

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. No boundary is drawn. 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; gigabit: Ofcom, Connected Nations, Spring 2026; 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

Postcodes without gigabit

KA11 3APKA11 3BTKA11 3DAKA11 3DB

Postcodes in KA11 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.

KA11 3AAKA11 3ABKA11 3ADKA11 3AEKA11 3AFKA11 3AGKA11 3AHKA11 3AJKA11 3ALKA11 3ANKA11 3APKA11 3AQKA11 3ARKA11 3ASKA11 3ATKA11 3AUKA11 3AWKA11 3AXKA11 3AYKA11 3AZKA11 3BAKA11 3BBKA11 3BDKA11 3BEKA11 3BFKA11 3BGKA11 3BHKA11 3BJKA11 3BLKA11 3BPKA11 3BQKA11 3BTKA11 3BUKA11 3BWKA11 3DAKA11 3DBKA11 3DE

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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