KA18 1 postcode sector in the KA18 district

KA18 1 is a sector of the KA18 district: every postcode that starts KA18 1. It has 218 postcodes in use, 7 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 KA18 1 sector, and which are new since 2020

Map of every postcode in the KA18 1 sector, by new since 2020 Of the 218 postcodes in the KA18 1 sector that ONS places, 3 are new since 2020 and 215 were in use before 2020. 3 postcodes lie beyond the edge and are listed under the map. Places named: Cumnock. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A76A70 KA18 1AA: before 2020KA18 1AB: before 2020KA18 1AD: before 2020KA18 1AE: before 2020KA18 1AF: before 2020KA18 1AG: before 2020KA18 1AH: before 2020KA18 1AJ: before 2020KA18 1AL: before 2020KA18 1AN: before 2020KA18 1AP: before 2020KA18 1AQ: before 2020KA18 1AR: before 2020KA18 1AS: before 2020KA18 1AT: before 2020KA18 1AU: before 2020KA18 1AW: before 2020KA18 1AX: before 2020KA18 1AY: before 2020KA18 1AZ: before 2020KA18 1BA: before 2020KA18 1BB: before 2020KA18 1BD: before 2020KA18 1BE: before 2020KA18 1BF: before 2020KA18 1BJ: before 2020KA18 1BL: before 2020KA18 1BQ: before 2020KA18 1BS: before 2020KA18 1BU: before 2020KA18 1BX: before 2020KA18 1BY: before 2020KA18 1BZ: before 2020KA18 1DA: before 2020KA18 1DB: before 2020KA18 1DD: before 2020KA18 1DE: before 2020KA18 1DF: before 2020KA18 1DH: before 2020KA18 1DJ: before 2020KA18 1DL: before 2020KA18 1DN: before 2020KA18 1DP: before 2020KA18 1DQ: before 2020KA18 1DS: before 2020KA18 1DT: before 2020KA18 1DU: before 2020KA18 1DW: before 2020KA18 1DX: before 2020KA18 1DY: before 2020KA18 1DZ: before 2020KA18 1EE: before 2020KA18 1EF: before 2020KA18 1EG: before 2020KA18 1EJ: before 2020KA18 1EL: before 2020KA18 1EN: before 2020KA18 1EQ: before 2020KA18 1ER: before 2020KA18 1ES: before 2020KA18 1ET: before 2020KA18 1EU: before 2020KA18 1EW: before 2020KA18 1EX: before 2020KA18 1EY: before 2020KA18 1EZ: before 2020KA18 1FB: before 2020KA18 1FE: before 2020KA18 1FF: before 2020KA18 1FG: before 2020KA18 1FH: before 2020KA18 1FJ: before 2020KA18 1FL: before 2020KA18 1FP: before 2020KA18 1FQ: before 2020KA18 1GZ: before 2020KA18 1HA: before 2020KA18 1HB: before 2020KA18 1HD: before 2020KA18 1HE: before 2020KA18 1HF: before 2020KA18 1HG: before 2020KA18 1HH: before 2020KA18 1HJ: before 2020KA18 1HL: before 2020KA18 1HN: before 2020KA18 1HP: before 2020KA18 1HQ: before 2020KA18 1HR: before 2020KA18 1HS: before 2020KA18 1HT: before 2020KA18 1HU: before 2020KA18 1HW: before 2020KA18 1HX: before 2020KA18 1HY: before 2020KA18 1HZ: before 2020KA18 1JA: before 2020KA18 1JB: before 2020KA18 1JD: before 2020KA18 1JE: before 2020KA18 1JF: before 2020KA18 1JG: before 2020KA18 1JH: before 2020KA18 1JN: before 2020KA18 1JP: before 2020KA18 1JR: before 2020KA18 1JS: before 2020KA18 1JT: before 2020KA18 1JU: before 2020KA18 1JX: before 2020KA18 1JZ: before 2020KA18 1LA: before 2020KA18 1LB: before 2020KA18 1LD: before 2020KA18 1LF: before 2020KA18 1LG: before 2020KA18 1LH: before 2020KA18 1LL: before 2020KA18 1LN: before 2020KA18 1LP: before 2020KA18 1LR: before 2020KA18 1LS: before 2020KA18 1LT: before 2020KA18 1LU: before 2020KA18 1LW: before 2020KA18 1LX: before 2020KA18 1LY: before 2020KA18 1LZ: before 2020KA18 1NA: before 2020KA18 1NB: before 2020KA18 1ND: before 2020KA18 1NE: before 2020KA18 1NF: before 2020KA18 1NG: before 2020KA18 1NH: before 2020KA18 1NJ: before 2020KA18 1NL: before 2020KA18 1NN: before 2020KA18 1NP: before 2020KA18 1NQ: before 2020KA18 1NR: before 2020KA18 1NS: before 2020KA18 1NT: before 2020KA18 1NU: before 2020KA18 1NW: before 2020KA18 1NX: before 2020KA18 1NY: before 2020KA18 1PA: before 2020KA18 1PF: before 2020KA18 1PG: before 2020KA18 1PH: before 2020KA18 1PJ: before 2020KA18 1PL: before 2020KA18 1PN: before 2020KA18 1PP: before 2020KA18 1PQ: before 2020KA18 1PR: before 2020KA18 1PS: before 2020KA18 1PT: before 2020KA18 1PU: before 2020KA18 1PW: before 2020KA18 1PX: before 2020KA18 1PY: before 2020KA18 1PZ: before 2020KA18 1QA: before 2020KA18 1QB: before 2020KA18 1QD: before 2020KA18 1QE: before 2020KA18 1QF: before 2020KA18 1QG: before 2020KA18 1QH: before 2020KA18 1QJ: before 2020KA18 1QL: before 2020KA18 1QN: before 2020KA18 1QP: before 2020KA18 1QQ: before 2020KA18 1QR: before 2020KA18 1QS: before 2020KA18 1QT: before 2020KA18 1QU: before 2020KA18 1QW: before 2020KA18 1QX: before 2020KA18 1QY: before 2020KA18 1RP: before 2020KA18 1RR: before 2020KA18 1RS: before 2020KA18 1RT: before 2020KA18 1RU: before 2020KA18 1RX: before 2020KA18 1SD: before 2020KA18 1SH: before 2020KA18 1TA: before 2020KA18 1TB: before 2020KA18 1TD: before 2020KA18 1TE: before 2020KA18 1TF: before 2020KA18 1TG: before 2020KA18 1TH: before 2020KA18 1TJ: before 2020KA18 1TL: before 2020KA18 1TN: before 2020KA18 1TQ: before 2020KA18 1UA: before 2020KA18 1UB: before 2020KA18 1UD: before 2020KA18 1UH: before 2020KA18 1FN: new since 2020KA18 1FR: new since 2020KA18 1FS: new since 2020 Cumnock Map of every postcode in the KA18 1 sector, by new since 2020 Of the 218 postcodes in the KA18 1 sector that ONS places, 3 are new since 2020 and 215 were in use before 2020. 3 postcodes lie beyond the edge and are listed under the map. Places named: Cumnock. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A76 Cumnock
  • New since 2020: 3
  • In use before 2020: 215

Of the 218 postcodes in the KA18 1 sector that ONS places, 3 are new since 2020 and 215 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.

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 3 newest postcodes

KA18 1FSSeptember 2025KA18 1FNDecember 2021KA18 1FRMay 2021

3 further out, not drawn

These postcodes lie well apart from the rest, so the map is drawn without them to show the rest closer; they are in every count.

KA18 1SAKA18 1SJKA18 1SL

Postcodes in KA18 1

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.

KA18 1AAKA18 1ABKA18 1ADKA18 1AEKA18 1AFKA18 1AGKA18 1AHKA18 1AJKA18 1ALKA18 1ANKA18 1APKA18 1AQKA18 1ARKA18 1ASKA18 1ATKA18 1AUKA18 1AWKA18 1AXKA18 1AYKA18 1AZKA18 1BAKA18 1BBKA18 1BDKA18 1BEKA18 1BFKA18 1BGKA18 1BJKA18 1BLKA18 1BPKA18 1BQKA18 1BSKA18 1BUKA18 1BWKA18 1BXKA18 1BYKA18 1BZKA18 1DAKA18 1DBKA18 1DDKA18 1DEKA18 1DFKA18 1DHKA18 1DJKA18 1DLKA18 1DNKA18 1DPKA18 1DQKA18 1DSKA18 1DTKA18 1DUKA18 1DWKA18 1DXKA18 1DYKA18 1DZKA18 1EEKA18 1EFKA18 1EGKA18 1EJKA18 1ELKA18 1ENKA18 1EQKA18 1ERKA18 1ESKA18 1ETKA18 1EUKA18 1EWKA18 1EXKA18 1EYKA18 1EZKA18 1FBKA18 1FEKA18 1FFKA18 1FGKA18 1FHKA18 1FJKA18 1FLKA18 1FNKA18 1FPKA18 1FQKA18 1FRKA18 1FSKA18 1GZKA18 1HAKA18 1HBKA18 1HDKA18 1HEKA18 1HFKA18 1HGKA18 1HHKA18 1HJKA18 1HLKA18 1HNKA18 1HPKA18 1HQKA18 1HRKA18 1HSKA18 1HTKA18 1HUKA18 1HWKA18 1HXKA18 1HYKA18 1HZKA18 1JAKA18 1JBKA18 1JDKA18 1JEKA18 1JFKA18 1JGKA18 1JHKA18 1JNKA18 1JPKA18 1JQKA18 1JRKA18 1JSKA18 1JTKA18 1JUKA18 1JXKA18 1JZKA18 1LAKA18 1LBKA18 1LDKA18 1LFKA18 1LGKA18 1LHKA18 1LLKA18 1LNKA18 1LPKA18 1LRKA18 1LSKA18 1LTKA18 1LUKA18 1LWKA18 1LXKA18 1LYKA18 1LZKA18 1NAKA18 1NBKA18 1NDKA18 1NEKA18 1NFKA18 1NGKA18 1NHKA18 1NJKA18 1NLKA18 1NNKA18 1NPKA18 1NQKA18 1NRKA18 1NSKA18 1NTKA18 1NUKA18 1NWKA18 1NXKA18 1NYKA18 1PAKA18 1PBKA18 1PFKA18 1PGKA18 1PHKA18 1PJKA18 1PLKA18 1PNKA18 1PPKA18 1PQKA18 1PRKA18 1PSKA18 1PTKA18 1PUKA18 1PWKA18 1PXKA18 1PYKA18 1PZKA18 1QAKA18 1QBKA18 1QDKA18 1QEKA18 1QFKA18 1QGKA18 1QHKA18 1QJKA18 1QLKA18 1QNKA18 1QPKA18 1QQKA18 1QRKA18 1QSKA18 1QTKA18 1QUKA18 1QWKA18 1QXKA18 1QYKA18 1RPKA18 1RRKA18 1RSKA18 1RTKA18 1RUKA18 1RXKA18 1SAKA18 1SDKA18 1SHKA18 1SJKA18 1SLKA18 1TAKA18 1TBKA18 1TDKA18 1TEKA18 1TFKA18 1TGKA18 1THKA18 1TJKA18 1TLKA18 1TNKA18 1TQKA18 1UAKA18 1UBKA18 1UDKA18 1UHKA18 1YG

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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