CB23 3 postcode sector in the CB23 district

CB23 3 is a sector of the CB23 district: every postcode that starts CB23 3. It has 112 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 CB23 3 sector, by gigabit broadband

Map of every postcode in the CB23 3 sector, by gigabit broadband Of the 112 postcodes in the CB23 3 sector that ONS places, 6 have no home or business that can get gigabit, 36 have some that can, 68 can all get it and 2 have no Ofcom figure. Places named: Cambourne, Papworth Everard. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A1198 CB23 3AZ: no Ofcom figureCB23 3AA: gigabit for allCB23 3AE: gigabit for allCB23 3AF: gigabit for allCB23 3AG: gigabit for allCB23 3AH: gigabit for allCB23 3AJ: gigabit for allCB23 3AL: gigabit for allCB23 3AN: gigabit for allCB23 3AP: gigabit for allCB23 3AQ: gigabit for allCB23 3AR: gigabit for allCB23 3AS: gigabit for allCB23 3AU: gigabit for allCB23 3AW: gigabit for allCB23 3AX: gigabit for allCB23 3AY: gigabit for allCB23 3BA: gigabit for allCB23 3DJ: gigabit for allCB23 3DL: gigabit for allCB23 3FA: gigabit for allCB23 3GJ: gigabit for allCB23 3GL: gigabit for allCB23 3GN: gigabit for allCB23 3GR: gigabit for allCB23 3GS: gigabit for allCB23 3GU: gigabit for allCB23 3LH: gigabit for allCB23 3NX: gigabit for allCB23 3PA: gigabit for allCB23 3PG: gigabit for allCB23 3PH: gigabit for allCB23 3PN: gigabit for allCB23 3PR: gigabit for allCB23 3PS: gigabit for allCB23 3PT: gigabit for allCB23 3PW: gigabit for allCB23 3PX: gigabit for allCB23 3QH: gigabit for allCB23 3QJ: gigabit for allCB23 3QQ: gigabit for allCB23 3QU: gigabit for allCB23 3QW: gigabit for allCB23 3RA: gigabit for allCB23 3RB: gigabit for allCB23 3RL: gigabit for allCB23 3RS: gigabit for allCB23 3RT: gigabit for allCB23 3RU: gigabit for allCB23 3RX: gigabit for allCB23 3RZ: gigabit for allCB23 3TH: gigabit for allCB23 3UJ: gigabit for allCB23 3UP: gigabit for allCB23 3UQ: gigabit for allCB23 3UT: gigabit for allCB23 3UU: gigabit for allCB23 3XH: gigabit for allCB23 3XJ: gigabit for allCB23 3XL: gigabit for allCB23 3XN: gigabit for allCB23 3XP: gigabit for allCB23 3XT: gigabit for allCB23 3XY: gigabit for allCB23 3AB: some gigabitCB23 3AD: some gigabitCB23 3AT: some gigabitCB23 3GT: some gigabitCB23 3LE: some gigabitCB23 3LF: some gigabitCB23 3LG: some gigabitCB23 3NY: some gigabitCB23 3NZ: some gigabitCB23 3PB: some gigabitCB23 3PD: some gigabitCB23 3PF: some gigabitCB23 3PJ: some gigabitCB23 3PL: some gigabitCB23 3PP: some gigabitCB23 3PQ: some gigabitCB23 3QA: some gigabitCB23 3QN: some gigabitCB23 3QZ: some gigabitCB23 3RD: some gigabitCB23 3RH: some gigabitCB23 3RJ: some gigabitCB23 3RN: some gigabitCB23 3RP: some gigabitCB23 3RR: some gigabitCB23 3RW: some gigabitCB23 3RY: some gigabitCB23 3UG: some gigabitCB23 3UH: some gigabitCB23 3UL: some gigabitCB23 3UN: some gigabitCB23 3UW: some gigabitCB23 3UY: some gigabitCB23 3XW: some gigabitCB23 3GW: some gigabitCB23 3HW: some gigabitCB23 3GX: no gigabitCB23 3GY: no gigabitCB23 3QL: no gigabitCB23 3QX: no gigabitCB23 3RF: no gigabitCB23 3XQ: no gigabit CambournePapworth Everard Map of every postcode in the CB23 3 sector, by gigabit broadband Of the 112 postcodes in the CB23 3 sector that ONS places, 6 have no home or business that can get gigabit, 36 have some that can, 68 can all get it and 2 have no Ofcom figure. Places named: Papworth Everard. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A428 Papworth Everard
  • No home or business can get gigabit: 6
  • Some can get gigabit: 36
  • Every home and business can get gigabit: 68
  • Ofcom gives no figure: 2

Of the 112 postcodes in the CB23 3 sector that ONS places, 6 have no home or business that can get gigabit, 36 have some that can, 68 can all get it and 2 have no Ofcom figure.

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. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

Postcodes without gigabit

CB23 3GXCB23 3GYCB23 3QLCB23 3QXCB23 3RFCB23 3XQ

What do homes sell for in CB23 3?

Homes in CB23 3 sold for a typical £345,000 in the 12 months to September 2026, across 51 sales, HM Land Registry's figures show. The 12 months before gave £325,000 from 67 sales: not a change larger than chance would explain, given which homes happened to sell.

£345,000 typical price, the 12 months to September 2026
£325,000 12 months to September 2025
  • Detached £485,000 25 sales
  • Semi-detached £312,000 7 sales
  • Terraced £255,000 11 sales
  • Flat or maisonette £189,000 8 sales

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 CB23 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 October 2026.

Postcodes in CB23 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.

CB23 3AACB23 3ABCB23 3ADCB23 3AECB23 3AFCB23 3AGCB23 3AHCB23 3AJCB23 3ALCB23 3ANCB23 3APCB23 3AQCB23 3ARCB23 3ASCB23 3ATCB23 3AUCB23 3AWCB23 3AXCB23 3AYCB23 3AZCB23 3BACB23 3DJCB23 3DLCB23 3FACB23 3GJCB23 3GLCB23 3GNCB23 3GPCB23 3GRCB23 3GSCB23 3GTCB23 3GUCB23 3GWCB23 3GXCB23 3GYCB23 3HJCB23 3HRCB23 3HWCB23 3LECB23 3LFCB23 3LGCB23 3LHCB23 3LQCB23 3NXCB23 3NYCB23 3NZCB23 3PACB23 3PBCB23 3PDCB23 3PFCB23 3PGCB23 3PHCB23 3PJCB23 3PLCB23 3PNCB23 3PPCB23 3PQCB23 3PRCB23 3PSCB23 3PTCB23 3PWCB23 3PXCB23 3QACB23 3QHCB23 3QJCB23 3QLCB23 3QNCB23 3QQCB23 3QUCB23 3QWCB23 3QXCB23 3QZCB23 3RACB23 3RBCB23 3RDCB23 3RFCB23 3RHCB23 3RJCB23 3RLCB23 3RNCB23 3RPCB23 3RRCB23 3RSCB23 3RTCB23 3RUCB23 3RWCB23 3RXCB23 3RYCB23 3RZCB23 3THCB23 3UGCB23 3UHCB23 3UJCB23 3ULCB23 3UNCB23 3UPCB23 3UQCB23 3UTCB23 3UUCB23 3UWCB23 3UYCB23 3XHCB23 3XJCB23 3XLCB23 3XNCB23 3XPCB23 3XQCB23 3XTCB23 3XUCB23 3XWCB23 3XYCB23 3YZ

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.

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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Where the facts on this page come from

Contains public sector information licensed under the Open Government Licence v3.0. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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