KA20 4 postcode sector in the KA20 district

KA20 4 is a sector of the KA20 district: every postcode that starts KA20 4. It has 107 postcodes in use.

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

Every postcode in the KA20 4 sector, by gigabit broadband

Map of every postcode in the KA20 4 sector, by gigabit broadband Of the 107 postcodes in the KA20 4 sector that ONS places, 6 have no home or business that can get gigabit, 5 have some that can and 96 can all get it. Places named: Saltcoats and Stevenston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A78A738 KA20 4AA: gigabit for allKA20 4AB: gigabit for allKA20 4AD: gigabit for allKA20 4AF: gigabit for allKA20 4AG: gigabit for allKA20 4AH: gigabit for allKA20 4AJ: gigabit for allKA20 4AL: gigabit for allKA20 4AN: gigabit for allKA20 4AP: gigabit for allKA20 4AQ: gigabit for allKA20 4AR: gigabit for allKA20 4AS: gigabit for allKA20 4AT: gigabit for allKA20 4AU: gigabit for allKA20 4AW: gigabit for allKA20 4BA: gigabit for allKA20 4BB: gigabit for allKA20 4BD: gigabit for allKA20 4BE: gigabit for allKA20 4BG: gigabit for allKA20 4BH: gigabit for allKA20 4BJ: gigabit for allKA20 4BL: gigabit for allKA20 4BN: gigabit for allKA20 4BP: gigabit for allKA20 4BQ: gigabit for allKA20 4BS: gigabit for allKA20 4BU: gigabit for allKA20 4BW: gigabit for allKA20 4BX: gigabit for allKA20 4DF: gigabit for allKA20 4DG: gigabit for allKA20 4DH: gigabit for allKA20 4DJ: gigabit for allKA20 4DL: gigabit for allKA20 4DN: gigabit for allKA20 4DP: gigabit for allKA20 4DQ: gigabit for allKA20 4DR: gigabit for allKA20 4DS: gigabit for allKA20 4DT: gigabit for allKA20 4DU: gigabit for allKA20 4DW: gigabit for allKA20 4DX: gigabit for allKA20 4DY: gigabit for allKA20 4DZ: gigabit for allKA20 4EA: gigabit for allKA20 4EB: gigabit for allKA20 4ED: gigabit for allKA20 4EE: gigabit for allKA20 4EF: gigabit for allKA20 4EG: gigabit for allKA20 4EH: gigabit for allKA20 4EJ: gigabit for allKA20 4EL: gigabit for allKA20 4EQ: gigabit for allKA20 4ER: gigabit for allKA20 4ET: gigabit for allKA20 4EX: gigabit for allKA20 4EY: gigabit for allKA20 4EZ: gigabit for allKA20 4HA: gigabit for allKA20 4HB: gigabit for allKA20 4HD: gigabit for allKA20 4HE: gigabit for allKA20 4HF: gigabit for allKA20 4HG: gigabit for allKA20 4HH: gigabit for allKA20 4HJ: gigabit for allKA20 4HL: gigabit for allKA20 4HN: gigabit for allKA20 4HP: gigabit for allKA20 4HQ: gigabit for allKA20 4HR: gigabit for allKA20 4HS: gigabit for allKA20 4HT: gigabit for allKA20 4HU: gigabit for allKA20 4HW: gigabit for allKA20 4HX: gigabit for allKA20 4HY: gigabit for allKA20 4HZ: gigabit for allKA20 4JA: gigabit for allKA20 4JB: gigabit for allKA20 4JD: gigabit for allKA20 4JE: gigabit for allKA20 4JF: gigabit for allKA20 4JG: gigabit for allKA20 4JH: gigabit for allKA20 4JJ: gigabit for allKA20 4JL: gigabit for allKA20 4JN: gigabit for allKA20 4JP: gigabit for allKA20 4JQ: gigabit for allKA20 4JW: gigabit for allKA20 4JX: gigabit for allKA20 4AE: some gigabitKA20 4BT: some gigabitKA20 4DA: some gigabitKA20 4DE: some gigabitKA20 4EU: some gigabitKA20 4JS: no gigabitKA20 4JZ: no gigabitKA20 4LA: no gigabitKA20 4LB: no gigabitKA20 4LE: no gigabitKA20 4LF: no gigabit Saltcoats and Stevenston Map of every postcode in the KA20 4 sector, by gigabit broadband Of the 107 postcodes in the KA20 4 sector that ONS places, 6 have no home or business that can get gigabit, 5 have some that can and 96 can all get it. Places named: Saltcoats and Stevenston. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A738 Saltcoats and Stevenston
  • No home or business can get gigabit: 6
  • Some can get gigabit: 5
  • Every home and business can get gigabit: 96
  • Ofcom gives no figure: 0

Of the 107 postcodes in the KA20 4 sector that ONS places, 6 have no home or business that can get gigabit, 5 have some that can and 96 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

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