CB4 3 postcode sector in the CB4 district

CB4 3 is a sector of the CB4 district: every postcode that starts CB4 3. It has 228 postcodes in use, 4 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 CB4 3 sector, and which are new since 2020

Map of every postcode in the CB4 3 sector, by new since 2020 Of the 228 postcodes in the CB4 3 sector that ONS places, 6 are new since 2020 and 222 were in use before 2020. Places named: Cambridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A603A1134 CB4 3AA: before 2020CB4 3AB: before 2020CB4 3AD: before 2020CB4 3AE: before 2020CB4 3AF: before 2020CB4 3AG: before 2020CB4 3AH: before 2020CB4 3AJ: before 2020CB4 3AL: before 2020CB4 3AN: before 2020CB4 3AP: before 2020CB4 3AQ: before 2020CB4 3AR: before 2020CB4 3AX: before 2020CB4 3BA: before 2020CB4 3BB: before 2020CB4 3BD: before 2020CB4 3BE: before 2020CB4 3BF: before 2020CB4 3BJ: before 2020CB4 3BL: before 2020CB4 3BN: before 2020CB4 3BP: before 2020CB4 3BQ: before 2020CB4 3BS: before 2020CB4 3BU: before 2020CB4 3BW: before 2020CB4 3BX: before 2020CB4 3BY: before 2020CB4 3BZ: before 2020CB4 3DA: before 2020CB4 3DB: before 2020CB4 3DD: before 2020CB4 3DF: before 2020CB4 3DG: before 2020CB4 3DH: before 2020CB4 3DJ: before 2020CB4 3DL: before 2020CB4 3DN: before 2020CB4 3DQ: before 2020CB4 3DR: before 2020CB4 3DS: before 2020CB4 3DU: before 2020CB4 3DW: before 2020CB4 3DX: before 2020CB4 3DZ: before 2020CB4 3EB: before 2020CB4 3ED: before 2020CB4 3EF: before 2020CB4 3EH: before 2020CB4 3EJ: before 2020CB4 3EL: before 2020CB4 3EN: before 2020CB4 3EP: before 2020CB4 3ER: before 2020CB4 3ES: before 2020CB4 3ET: before 2020CB4 3EU: before 2020CB4 3EW: before 2020CB4 3EX: before 2020CB4 3EY: before 2020CB4 3EZ: before 2020CB4 3FA: before 2020CB4 3FE: before 2020CB4 3GH: before 2020CB4 3GY: before 2020CB4 3HA: before 2020CB4 3HB: before 2020CB4 3HD: before 2020CB4 3HE: before 2020CB4 3HF: before 2020CB4 3HG: before 2020CB4 3HH: before 2020CB4 3HJ: before 2020CB4 3HL: before 2020CB4 3HN: before 2020CB4 3HP: before 2020CB4 3HQ: before 2020CB4 3HR: before 2020CB4 3HS: before 2020CB4 3HT: before 2020CB4 3HU: before 2020CB4 3HW: before 2020CB4 3HX: before 2020CB4 3JB: before 2020CB4 3JD: before 2020CB4 3JG: before 2020CB4 3JH: before 2020CB4 3JJ: before 2020CB4 3JL: before 2020CB4 3JN: before 2020CB4 3JQ: before 2020CB4 3JR: before 2020CB4 3JU: before 2020CB4 3JW: before 2020CB4 3JX: before 2020CB4 3JZ: before 2020CB4 3LA: before 2020CB4 3LB: before 2020CB4 3LD: before 2020CB4 3LE: before 2020CB4 3LF: before 2020CB4 3LG: before 2020CB4 3LH: before 2020CB4 3LJ: before 2020CB4 3LL: before 2020CB4 3LN: before 2020CB4 3LP: before 2020CB4 3LQ: before 2020CB4 3LR: before 2020CB4 3LS: before 2020CB4 3LT: before 2020CB4 3LU: before 2020CB4 3LW: before 2020CB4 3LX: before 2020CB4 3LY: before 2020CB4 3LZ: before 2020CB4 3NA: before 2020CB4 3NB: before 2020CB4 3ND: before 2020CB4 3NE: before 2020CB4 3NF: before 2020CB4 3NG: before 2020CB4 3NH: before 2020CB4 3NJ: before 2020CB4 3NL: before 2020CB4 3NN: before 2020CB4 3NP: before 2020CB4 3NQ: before 2020CB4 3NT: before 2020CB4 3NU: before 2020CB4 3NW: before 2020CB4 3NX: before 2020CB4 3NY: before 2020CB4 3NZ: before 2020CB4 3PA: before 2020CB4 3PB: before 2020CB4 3PD: before 2020CB4 3PE: before 2020CB4 3PF: before 2020CB4 3PH: before 2020CB4 3PJ: before 2020CB4 3PL: before 2020CB4 3PN: before 2020CB4 3PP: before 2020CB4 3PR: before 2020CB4 3PS: before 2020CB4 3PT: before 2020CB4 3PU: before 2020CB4 3PW: before 2020CB4 3PX: before 2020CB4 3PY: before 2020CB4 3PZ: before 2020CB4 3QB: before 2020CB4 3QE: before 2020CB4 3QF: before 2020CB4 3QG: before 2020CB4 3QH: before 2020CB4 3QJ: before 2020CB4 3QN: before 2020CB4 3QP: before 2020CB4 3QQ: before 2020CB4 3QR: before 2020CB4 3QS: before 2020CB4 3QT: before 2020CB4 3QU: before 2020CB4 3QW: before 2020CB4 3QX: before 2020CB4 3RA: before 2020CB4 3RB: before 2020CB4 3RD: before 2020CB4 3RE: before 2020CB4 3RF: before 2020CB4 3RG: before 2020CB4 3RH: before 2020CB4 3RJ: before 2020CB4 3RL: before 2020CB4 3RN: before 2020CB4 3RQ: before 2020CB4 3RR: before 2020CB4 3RS: before 2020CB4 3RT: before 2020CB4 3RU: before 2020CB4 3RW: before 2020CB4 3RX: before 2020CB4 3RY: before 2020CB4 3RZ: before 2020CB4 3SA: before 2020CB4 3SB: before 2020CB4 3SD: before 2020CB4 3SE: before 2020CB4 3SF: before 2020CB4 3SG: before 2020CB4 3SN: before 2020CB4 3SP: before 2020CB4 3SQ: before 2020CB4 3SR: before 2020CB4 3SS: before 2020CB4 3SW: before 2020CB4 3TA: before 2020CB4 3TB: before 2020CB4 3TD: before 2020CB4 3TJ: before 2020CB4 3XA: before 2020CB4 3XB: before 2020CB4 3XD: before 2020CB4 3XE: before 2020CB4 3XF: before 2020CB4 3XG: before 2020CB4 3XJ: before 2020CB4 3XL: before 2020CB4 3XN: before 2020CB4 3XP: before 2020CB4 3XQ: before 2020CB4 3XW: before 2020CB4 3YH: before 2020CB4 3FF: new since 2020CB4 3FU: new since 2020CB4 3GJ: new since 2020CB4 3GP: new since 2020CB4 3GR: new since 2020CB4 3ZG: new since 2020 Cambridge Map of every postcode in the CB4 3 sector, by new since 2020 Of the 228 postcodes in the CB4 3 sector that ONS places, 6 are new since 2020 and 222 were in use before 2020. Places named: Cambridge. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A1303A1309A603 Cambridge
  • New since 2020: 6
  • In use before 2020: 222

Of the 228 postcodes in the CB4 3 sector that ONS places, 6 are new since 2020 and 222 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 5 newest postcodes

CB4 3GPJanuary 2026CB4 3GRJanuary 2026CB4 3GJJuly 2023CB4 3FUMay 2023CB4 3ZGJuly 2022

What do homes sell for in CB4 3?

Homes in CB4 3 sold for a typical £487,500 in the 12 months to August 2026, across 77 sales, up 2% on the 12 months before, HM Land Registry's figures show.

£487,500 typical price, the 12 months to August 2026
£478,100 12 months to August 2025
▲ up 2% on the 12 months before
  • Detached £805,000 6 sales
  • Semi-detached £500,000 24 sales
  • Terraced £545,000 29 sales
  • Flat or maisonette £250,250 18 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 CB4 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 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Postcodes in CB4 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.

CB4 3AACB4 3ABCB4 3ADCB4 3AECB4 3AFCB4 3AGCB4 3AHCB4 3AJCB4 3ALCB4 3ANCB4 3APCB4 3AQCB4 3ARCB4 3AXCB4 3BACB4 3BBCB4 3BDCB4 3BECB4 3BFCB4 3BJCB4 3BLCB4 3BNCB4 3BPCB4 3BQCB4 3BSCB4 3BUCB4 3BWCB4 3BXCB4 3BYCB4 3BZCB4 3DACB4 3DBCB4 3DDCB4 3DFCB4 3DGCB4 3DHCB4 3DJCB4 3DLCB4 3DNCB4 3DQCB4 3DRCB4 3DSCB4 3DUCB4 3DWCB4 3DXCB4 3DZCB4 3EBCB4 3EDCB4 3EECB4 3EFCB4 3EHCB4 3EJCB4 3ELCB4 3ENCB4 3EPCB4 3ERCB4 3ESCB4 3ETCB4 3EUCB4 3EWCB4 3EXCB4 3EYCB4 3EZCB4 3FACB4 3FECB4 3FFCB4 3FUCB4 3FZCB4 3GHCB4 3GJCB4 3GPCB4 3GRCB4 3GYCB4 3HACB4 3HBCB4 3HDCB4 3HECB4 3HFCB4 3HGCB4 3HHCB4 3HJCB4 3HLCB4 3HNCB4 3HPCB4 3HQCB4 3HRCB4 3HSCB4 3HTCB4 3HUCB4 3HWCB4 3HXCB4 3JBCB4 3JDCB4 3JGCB4 3JHCB4 3JJCB4 3JLCB4 3JNCB4 3JPCB4 3JQCB4 3JRCB4 3JUCB4 3JWCB4 3JXCB4 3JYCB4 3JZCB4 3LACB4 3LBCB4 3LDCB4 3LECB4 3LFCB4 3LGCB4 3LHCB4 3LJCB4 3LLCB4 3LNCB4 3LPCB4 3LQCB4 3LRCB4 3LSCB4 3LTCB4 3LUCB4 3LWCB4 3LXCB4 3LYCB4 3LZCB4 3NACB4 3NBCB4 3NDCB4 3NECB4 3NFCB4 3NGCB4 3NHCB4 3NJCB4 3NLCB4 3NNCB4 3NPCB4 3NQCB4 3NTCB4 3NUCB4 3NWCB4 3NXCB4 3NYCB4 3NZCB4 3PACB4 3PBCB4 3PDCB4 3PECB4 3PFCB4 3PHCB4 3PJCB4 3PLCB4 3PNCB4 3PPCB4 3PRCB4 3PSCB4 3PTCB4 3PUCB4 3PWCB4 3PXCB4 3PYCB4 3PZCB4 3QACB4 3QBCB4 3QECB4 3QFCB4 3QGCB4 3QHCB4 3QJCB4 3QNCB4 3QPCB4 3QQCB4 3QRCB4 3QSCB4 3QTCB4 3QUCB4 3QWCB4 3QXCB4 3RACB4 3RBCB4 3RDCB4 3RECB4 3RFCB4 3RGCB4 3RHCB4 3RJCB4 3RLCB4 3RNCB4 3RQCB4 3RRCB4 3RSCB4 3RTCB4 3RUCB4 3RWCB4 3RXCB4 3RYCB4 3RZCB4 3SACB4 3SBCB4 3SDCB4 3SECB4 3SFCB4 3SGCB4 3SNCB4 3SPCB4 3SQCB4 3SRCB4 3SSCB4 3SWCB4 3TACB4 3TBCB4 3TDCB4 3TJCB4 3XACB4 3XBCB4 3XDCB4 3XECB4 3XFCB4 3XGCB4 3XHCB4 3XJCB4 3XLCB4 3XNCB4 3XPCB4 3XQCB4 3XWCB4 3YHCB4 3ZG

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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