SA15 4 postcode sector in the SA15 district

SA15 4 is a sector of the SA15 district: every postcode that starts SA15 4. It has 157 postcodes in use, 3 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 SA15 4 sector, by gigabit broadband

Map of every postcode in the SA15 4 sector, by gigabit broadband Of the 157 postcodes in the SA15 4 sector that ONS places, 41 have no home or business that can get gigabit, 22 have some that can, 93 can all get it and 1 have no Ofcom figure. 2 groups of postcodes without gigabit are outlined: 5 postcodes without gigabit; 5 postcodes without gigabit. Places named: Llanelli. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. SA15 4RA: no Ofcom figureSA15 4AA: gigabit for allSA15 4AB: gigabit for allSA15 4AD: gigabit for allSA15 4AE: gigabit for allSA15 4AF: gigabit for allSA15 4AG: gigabit for allSA15 4AH: gigabit for allSA15 4AJ: gigabit for allSA15 4AL: gigabit for allSA15 4AN: gigabit for allSA15 4AR: gigabit for allSA15 4AS: gigabit for allSA15 4AT: gigabit for allSA15 4AU: gigabit for allSA15 4AW: gigabit for allSA15 4AX: gigabit for allSA15 4AY: gigabit for allSA15 4BA: gigabit for allSA15 4BB: gigabit for allSA15 4BE: gigabit for allSA15 4BG: gigabit for allSA15 4BH: gigabit for allSA15 4BL: gigabit for allSA15 4BN: gigabit for allSA15 4BS: gigabit for allSA15 4BT: gigabit for allSA15 4BU: gigabit for allSA15 4BX: gigabit for allSA15 4BY: gigabit for allSA15 4BZ: gigabit for allSA15 4DB: gigabit for allSA15 4DD: gigabit for allSA15 4DF: gigabit for allSA15 4DG: gigabit for allSA15 4DJ: gigabit for allSA15 4DL: gigabit for allSA15 4DN: gigabit for allSA15 4DR: gigabit for allSA15 4DS: gigabit for allSA15 4DT: gigabit for allSA15 4DU: gigabit for allSA15 4DW: gigabit for allSA15 4DX: gigabit for allSA15 4DY: gigabit for allSA15 4DZ: gigabit for allSA15 4EF: gigabit for allSA15 4EJ: gigabit for allSA15 4EN: gigabit for allSA15 4ER: gigabit for allSA15 4ES: gigabit for allSA15 4ET: gigabit for allSA15 4EZ: gigabit for allSA15 4HH: gigabit for allSA15 4HL: gigabit for allSA15 4HN: gigabit for allSA15 4HP: gigabit for allSA15 4HU: gigabit for allSA15 4LD: gigabit for allSA15 4LE: gigabit for allSA15 4LF: gigabit for allSA15 4LG: gigabit for allSA15 4LH: gigabit for allSA15 4LL: gigabit for allSA15 4LN: gigabit for allSA15 4LP: gigabit for allSA15 4LR: gigabit for allSA15 4LT: gigabit for allSA15 4LW: gigabit for allSA15 4LY: gigabit for allSA15 4NG: gigabit for allSA15 4NH: gigabit for allSA15 4NN: gigabit for allSA15 4NR: gigabit for allSA15 4PA: gigabit for allSA15 4PF: gigabit for allSA15 4PS: gigabit for allSA15 4PT: gigabit for allSA15 4PY: gigabit for allSA15 4RQ: gigabit for allSA15 4SG: gigabit for allSA15 4SH: gigabit for allSA15 4SJ: gigabit for allSA15 4SL: gigabit for allSA15 4SN: gigabit for allSA15 4SR: gigabit for allSA15 4SS: gigabit for allSA15 4BD: some gigabitSA15 4BR: some gigabitSA15 4BW: some gigabitSA15 4DH: some gigabitSA15 4DP: some gigabitSA15 4DQ: some gigabitSA15 4EE: some gigabitSA15 4EU: some gigabitSA15 4EW: some gigabitSA15 4HF: some gigabitSA15 4HG: some gigabitSA15 4HR: some gigabitSA15 4HT: some gigabitSA15 4LA: some gigabitSA15 4LB: some gigabitSA15 4LS: some gigabitSA15 4NP: some gigabitSA15 4NS: some gigabitSA15 4PG: some gigabitSA15 4RD: some gigabitSA15 4RT: some gigabitSA15 4DA: some gigabitSA15 4EH: no gigabitSA15 4EP: no gigabitSA15 4EY: no gigabitSA15 4HA: no gigabitSA15 4HB: no gigabitSA15 4HD: no gigabitSA15 4HE: no gigabitSA15 4HW: no gigabitSA15 4NB: no gigabitSA15 4ND: no gigabitSA15 4NE: no gigabitSA15 4NF: no gigabitSA15 4NQ: no gigabitSA15 4NU: no gigabitSA15 4NY: no gigabitSA15 4PB: no gigabitSA15 4PD: no gigabitSA15 4PE: no gigabitSA15 4PH: no gigabitSA15 4PL: no gigabitSA15 4PN: no gigabitSA15 4PP: no gigabitSA15 4PR: no gigabitSA15 4PU: no gigabitSA15 4PW: no gigabitSA15 4RB: no gigabitSA15 4RE: no gigabitSA15 4RF: no gigabitSA15 4RG: no gigabitSA15 4RH: no gigabitSA15 4RL: no gigabitSA15 4RN: no gigabitSA15 4RP: no gigabitSA15 4RR: no gigabitSA15 4RS: no gigabitSA15 4RU: no gigabitSA15 4RW: no gigabitSA15 4RY: no gigabitSA15 4SA: no gigabitSA15 4SB: no gigabitSA15 4SE: no gigabit Llanelli 5 postcodes without gigabit, outlined: this goes to SA15 4HA, the one nearest the middle of them5 postcodes without gigabit5 postcodes without gigabit, outlined: this goes to SA15 4SB, the one nearest the middle of them5 postcodes without gigabit Map of every postcode in the SA15 4 sector, by gigabit broadband Of the 157 postcodes in the SA15 4 sector that ONS places, 41 have no home or business that can get gigabit, 22 have some that can, 93 can all get it and 1 have no Ofcom figure. 2 groups of postcodes without gigabit are outlined: 5 postcodes without gigabit; 5 postcodes without gigabit. Places named: Llanelli. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Llanelli 5 postcodes without gigabit, outlined: this goes to SA15 4SB, the one nearest the middle of them5 postcodes without gigabit
  • No home or business can get gigabit: 41
  • Some can get gigabit: 22
  • Every home and business can get gigabit: 93
  • Ofcom gives no figure: 1
  • Outline: where 5 or more postcodes without gigabit lie together

Of the 157 postcodes in the SA15 4 sector that ONS places, 41 have no home or business that can get gigabit, 22 have some that can, 93 can all get it and 1 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. A dashed outline shows where 5 or more lie within 200 metres of each other. It is not a boundary, and 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

41 postcodes here have no gigabit. These are the 12 first in postcode order.

SA15 4EHSA15 4EPSA15 4EYSA15 4HASA15 4HBSA15 4HDSA15 4HESA15 4HWSA15 4NBSA15 4NDSA15 4NESA15 4NF

Where the postcodes without gigabit lie together

  • 5 postcodes without gigabit, outlined on the map. SA15 4HA, is the one nearest the middle of them.
  • 5 postcodes without gigabit, outlined on the map. SA15 4SB, is the one nearest the middle of them.

What do homes sell for in SA15 4?

Homes in SA15 4 sold for a typical £188,000 in the 12 months to August 2026, across 53 sales, up 4.4% on the 12 months before, HM Land Registry's figures show.

£188,000 typical price, the 12 months to August 2026
£180,000 12 months to August 2025
▲ up 4.4% on the 12 months before
  • Detached £345,000 16 sales
  • Semi-detached £189,500 20 sales
  • Terraced £150,000 17 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 SA15 4. 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 SA15 4

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.

SA15 4AASA15 4ABSA15 4ADSA15 4AESA15 4AFSA15 4AGSA15 4AHSA15 4AJSA15 4ALSA15 4ANSA15 4APSA15 4ARSA15 4ASSA15 4ATSA15 4AUSA15 4AWSA15 4AXSA15 4AYSA15 4BASA15 4BBSA15 4BDSA15 4BESA15 4BGSA15 4BHSA15 4BLSA15 4BNSA15 4BQSA15 4BRSA15 4BSSA15 4BTSA15 4BUSA15 4BWSA15 4BXSA15 4BYSA15 4BZSA15 4DASA15 4DBSA15 4DDSA15 4DESA15 4DFSA15 4DGSA15 4DHSA15 4DJSA15 4DLSA15 4DNSA15 4DPSA15 4DQSA15 4DRSA15 4DSSA15 4DTSA15 4DUSA15 4DWSA15 4DXSA15 4DYSA15 4DZSA15 4EASA15 4EBSA15 4EESA15 4EFSA15 4EHSA15 4EJSA15 4ENSA15 4EPSA15 4EQSA15 4ERSA15 4ESSA15 4ETSA15 4EUSA15 4EWSA15 4EYSA15 4EZSA15 4HASA15 4HBSA15 4HDSA15 4HESA15 4HFSA15 4HGSA15 4HHSA15 4HLSA15 4HNSA15 4HPSA15 4HRSA15 4HTSA15 4HUSA15 4HWSA15 4LASA15 4LBSA15 4LDSA15 4LESA15 4LFSA15 4LGSA15 4LHSA15 4LLSA15 4LNSA15 4LPSA15 4LRSA15 4LSSA15 4LTSA15 4LWSA15 4LYSA15 4NBSA15 4NDSA15 4NESA15 4NFSA15 4NGSA15 4NHSA15 4NLSA15 4NNSA15 4NPSA15 4NQSA15 4NRSA15 4NSSA15 4NUSA15 4NYSA15 4PASA15 4PBSA15 4PDSA15 4PESA15 4PFSA15 4PGSA15 4PHSA15 4PLSA15 4PNSA15 4PPSA15 4PRSA15 4PSSA15 4PTSA15 4PUSA15 4PWSA15 4PYSA15 4RASA15 4RBSA15 4RDSA15 4RESA15 4RFSA15 4RGSA15 4RHSA15 4RLSA15 4RNSA15 4RPSA15 4RQSA15 4RRSA15 4RSSA15 4RTSA15 4RUSA15 4RWSA15 4RYSA15 4SASA15 4SBSA15 4SESA15 4SGSA15 4SHSA15 4SJSA15 4SLSA15 4SNSA15 4SRSA15 4SS

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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