CF42 5 postcode sector in the CF42 district

CF42 5 is a sector of the CF42 district: every postcode that starts CF42 5. It has 147 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 CF42 5 sector, by gigabit broadband

Map of every postcode in the CF42 5 sector, by gigabit broadband Of the 147 postcodes in the CF42 5 sector that ONS places, 9 have no home or business that can get gigabit, 32 have some that can and 106 can all get it. One postcode lies beyond the edge and is listed under the map. Places named: Treherbert. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A4061 CF42 5AA: gigabit for allCF42 5AD: gigabit for allCF42 5AE: gigabit for allCF42 5AF: gigabit for allCF42 5AH: gigabit for allCF42 5AL: gigabit for allCF42 5AP: gigabit for allCF42 5AR: gigabit for allCF42 5AS: gigabit for allCF42 5AT: gigabit for allCF42 5AU: gigabit for allCF42 5AY: gigabit for allCF42 5BA: gigabit for allCF42 5BE: gigabit for allCF42 5BH: gigabit for allCF42 5BN: gigabit for allCF42 5BP: gigabit for allCF42 5DB: gigabit for allCF42 5DF: gigabit for allCF42 5DG: gigabit for allCF42 5DL: gigabit for allCF42 5DN: gigabit for allCF42 5DS: gigabit for allCF42 5DT: gigabit for allCF42 5DU: gigabit for allCF42 5DY: gigabit for allCF42 5EA: gigabit for allCF42 5EB: gigabit for allCF42 5ED: gigabit for allCF42 5EL: gigabit for allCF42 5EN: gigabit for allCF42 5ER: gigabit for allCF42 5ES: gigabit for allCF42 5ET: gigabit for allCF42 5EW: gigabit for allCF42 5EY: gigabit for allCF42 5HB: gigabit for allCF42 5HD: gigabit for allCF42 5HF: gigabit for allCF42 5HG: gigabit for allCF42 5HH: gigabit for allCF42 5HL: gigabit for allCF42 5HN: gigabit for allCF42 5HP: gigabit for allCF42 5HT: gigabit for allCF42 5HW: gigabit for allCF42 5HY: gigabit for allCF42 5LA: gigabit for allCF42 5LB: gigabit for allCF42 5LD: gigabit for allCF42 5LF: gigabit for allCF42 5LG: gigabit for allCF42 5LH: gigabit for allCF42 5LJ: gigabit for allCF42 5LL: gigabit for allCF42 5LN: gigabit for allCF42 5LP: gigabit for allCF42 5LR: gigabit for allCF42 5LS: gigabit for allCF42 5LT: gigabit for allCF42 5LU: gigabit for allCF42 5LY: gigabit for allCF42 5NA: gigabit for allCF42 5NB: gigabit for allCF42 5ND: gigabit for allCF42 5NE: gigabit for allCF42 5NF: gigabit for allCF42 5NG: gigabit for allCF42 5NH: gigabit for allCF42 5NL: gigabit for allCF42 5NS: gigabit for allCF42 5NT: gigabit for allCF42 5PB: gigabit for allCF42 5PF: gigabit for allCF42 5PG: gigabit for allCF42 5PJ: gigabit for allCF42 5PL: gigabit for allCF42 5PN: gigabit for allCF42 5PP: gigabit for allCF42 5PQ: gigabit for allCF42 5PR: gigabit for allCF42 5PS: gigabit for allCF42 5PT: gigabit for allCF42 5PU: gigabit for allCF42 5PX: gigabit for allCF42 5PY: gigabit for allCF42 5RA: gigabit for allCF42 5RB: gigabit for allCF42 5RD: gigabit for allCF42 5RE: gigabit for allCF42 5RF: gigabit for allCF42 5RG: gigabit for allCF42 5RH: gigabit for allCF42 5RJ: gigabit for allCF42 5RL: gigabit for allCF42 5RN: gigabit for allCF42 5RY: gigabit for allCF42 5SA: gigabit for allCF42 5SB: gigabit for allCF42 5SG: gigabit for allCF42 5SH: gigabit for allCF42 5SN: gigabit for allCF42 5SP: gigabit for allCF42 5SR: gigabit for allCF42 5SU: gigabit for allCF42 5AB: some gigabitCF42 5AG: some gigabitCF42 5AW: some gigabitCF42 5BG: some gigabitCF42 5BL: some gigabitCF42 5BS: some gigabitCF42 5BT: some gigabitCF42 5BU: some gigabitCF42 5BW: some gigabitCF42 5DD: some gigabitCF42 5DE: some gigabitCF42 5DR: some gigabitCF42 5HA: some gigabitCF42 5HE: some gigabitCF42 5HU: some gigabitCF42 5HZ: some gigabitCF42 5LE: some gigabitCF42 5LW: some gigabitCF42 5NN: some gigabitCF42 5NP: some gigabitCF42 5NR: some gigabitCF42 5NY: some gigabitCF42 5PA: some gigabitCF42 5PD: some gigabitCF42 5PE: some gigabitCF42 5SE: some gigabitCF42 5SF: some gigabitCF42 5SL: some gigabitCF42 5SS: some gigabitCF42 5ST: some gigabitCF42 5SW: some gigabitCF42 5SY: some gigabitCF42 5AQ: no gigabitCF42 5DA: no gigabitCF42 5DP: no gigabitCF42 5JJ: no gigabitCF42 5PH: no gigabitCF42 5SD: no gigabitCF42 5SX: no gigabit Treherbert Map of every postcode in the CF42 5 sector, by gigabit broadband Of the 147 postcodes in the CF42 5 sector that ONS places, 9 have no home or business that can get gigabit, 32 have some that can and 106 can all get it. One postcode lies beyond the edge and is listed under the map. Places named: Treherbert. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Treherbert
  • No home or business can get gigabit: 9
  • Some can get gigabit: 32
  • Every home and business can get gigabit: 106
  • Ofcom gives no figure: 0

Of the 147 postcodes in the CF42 5 sector that ONS places, 9 have no home or business that can get gigabit, 32 have some that can and 106 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. 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; 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

CF42 5AQCF42 5AXCF42 5DACF42 5DPCF42 5DWCF42 5JJCF42 5PHCF42 5SDCF42 5SX

Further out, not drawn

This postcode lies well apart from the rest, so the map is drawn without it to show the rest closer; it is in every count.

CF42 5AX

What do homes sell for in CF42 5?

Homes in CF42 5 sold for a typical £115,000 in the 12 months to August 2026, across 63 sales, up 9.5% on the 12 months before, HM Land Registry's figures show.

£115,000 typical price, the 12 months to August 2026
£105,000 12 months to August 2025
▲ up 9.5% on the 12 months before
  • Detached £292,500 6 sales
  • Semi-detached 4 sales, too few to price
  • Terraced £108,000 53 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 CF42 5. 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 CF42 5

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.

CF42 5AACF42 5ABCF42 5ADCF42 5AECF42 5AFCF42 5AGCF42 5AHCF42 5ALCF42 5APCF42 5AQCF42 5ARCF42 5ASCF42 5ATCF42 5AUCF42 5AWCF42 5AXCF42 5AYCF42 5BACF42 5BECF42 5BGCF42 5BHCF42 5BLCF42 5BNCF42 5BPCF42 5BSCF42 5BTCF42 5BUCF42 5BWCF42 5DACF42 5DBCF42 5DDCF42 5DECF42 5DFCF42 5DGCF42 5DLCF42 5DNCF42 5DPCF42 5DRCF42 5DSCF42 5DTCF42 5DUCF42 5DWCF42 5DYCF42 5EACF42 5EBCF42 5EDCF42 5ELCF42 5ENCF42 5ERCF42 5ESCF42 5ETCF42 5EWCF42 5EYCF42 5HACF42 5HBCF42 5HDCF42 5HECF42 5HFCF42 5HGCF42 5HHCF42 5HLCF42 5HNCF42 5HPCF42 5HTCF42 5HUCF42 5HWCF42 5HYCF42 5HZCF42 5JJCF42 5LACF42 5LBCF42 5LDCF42 5LECF42 5LFCF42 5LGCF42 5LHCF42 5LJCF42 5LLCF42 5LNCF42 5LPCF42 5LRCF42 5LSCF42 5LTCF42 5LUCF42 5LWCF42 5LYCF42 5NACF42 5NBCF42 5NDCF42 5NECF42 5NFCF42 5NGCF42 5NHCF42 5NLCF42 5NNCF42 5NPCF42 5NRCF42 5NSCF42 5NTCF42 5NUCF42 5NYCF42 5PACF42 5PBCF42 5PDCF42 5PECF42 5PFCF42 5PGCF42 5PHCF42 5PJCF42 5PLCF42 5PNCF42 5PPCF42 5PQCF42 5PRCF42 5PSCF42 5PTCF42 5PUCF42 5PXCF42 5PYCF42 5RACF42 5RBCF42 5RDCF42 5RECF42 5RFCF42 5RGCF42 5RHCF42 5RJCF42 5RLCF42 5RNCF42 5RYCF42 5SACF42 5SBCF42 5SDCF42 5SECF42 5SFCF42 5SGCF42 5SHCF42 5SLCF42 5SNCF42 5SPCF42 5SRCF42 5SSCF42 5STCF42 5SUCF42 5SWCF42 5SXCF42 5SY

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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