SA12 9 postcode sector in the SA12 district

SA12 9 is a sector of the SA12 district: every postcode that starts SA12 9. It has 187 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 SA12 9 sector, and which are new since 2020

Map of every postcode in the SA12 9 sector, by new since 2020 Of the 187 postcodes in the SA12 9 sector that ONS places, 2 are new since 2020 and 185 were in use before 2020. Places named: Cwmavon. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. A4107 SA12 9AA: before 2020SA12 9AB: before 2020SA12 9AD: before 2020SA12 9AF: before 2020SA12 9AG: before 2020SA12 9AH: before 2020SA12 9AJ: before 2020SA12 9AP: before 2020SA12 9AQ: before 2020SA12 9AR: before 2020SA12 9AS: before 2020SA12 9AT: before 2020SA12 9AU: before 2020SA12 9AW: before 2020SA12 9AX: before 2020SA12 9AY: before 2020SA12 9AZ: before 2020SA12 9BA: before 2020SA12 9BB: before 2020SA12 9BE: before 2020SA12 9BG: before 2020SA12 9BH: before 2020SA12 9BJ: before 2020SA12 9BL: before 2020SA12 9BN: before 2020SA12 9BP: before 2020SA12 9BR: before 2020SA12 9BS: before 2020SA12 9BT: before 2020SA12 9BU: before 2020SA12 9BW: before 2020SA12 9BX: before 2020SA12 9BY: before 2020SA12 9BZ: before 2020SA12 9DA: before 2020SA12 9DD: before 2020SA12 9DE: before 2020SA12 9DF: before 2020SA12 9DG: before 2020SA12 9DH: before 2020SA12 9DJ: before 2020SA12 9DL: before 2020SA12 9DN: before 2020SA12 9DP: before 2020SA12 9DQ: before 2020SA12 9DW: before 2020SA12 9EA: before 2020SA12 9EB: before 2020SA12 9ED: before 2020SA12 9EE: before 2020SA12 9EF: before 2020SA12 9EG: before 2020SA12 9EH: before 2020SA12 9EJ: before 2020SA12 9EL: before 2020SA12 9EQ: before 2020SA12 9ER: before 2020SA12 9ES: before 2020SA12 9ET: before 2020SA12 9EU: before 2020SA12 9EW: before 2020SA12 9EX: before 2020SA12 9EY: before 2020SA12 9HA: before 2020SA12 9HB: before 2020SA12 9HD: before 2020SA12 9HL: before 2020SA12 9HN: before 2020SA12 9HS: before 2020SA12 9HT: before 2020SA12 9HU: before 2020SA12 9HY: before 2020SA12 9LA: before 2020SA12 9LB: before 2020SA12 9LD: before 2020SA12 9LE: before 2020SA12 9LF: before 2020SA12 9LG: before 2020SA12 9LH: before 2020SA12 9LJ: before 2020SA12 9LL: before 2020SA12 9LN: before 2020SA12 9LP: before 2020SA12 9LQ: before 2020SA12 9LR: before 2020SA12 9LT: before 2020SA12 9LU: before 2020SA12 9LW: before 2020SA12 9LY: before 2020SA12 9NA: before 2020SA12 9NE: before 2020SA12 9NF: before 2020SA12 9NG: before 2020SA12 9NH: before 2020SA12 9NL: before 2020SA12 9NN: before 2020SA12 9NP: before 2020SA12 9NR: before 2020SA12 9NS: before 2020SA12 9NT: before 2020SA12 9NU: before 2020SA12 9NW: before 2020SA12 9NY: before 2020SA12 9PA: before 2020SA12 9PB: before 2020SA12 9PD: before 2020SA12 9PE: before 2020SA12 9PG: before 2020SA12 9PH: before 2020SA12 9PL: before 2020SA12 9PN: before 2020SA12 9PP: before 2020SA12 9PR: before 2020SA12 9PS: before 2020SA12 9PT: before 2020SA12 9PU: before 2020SA12 9PW: before 2020SA12 9RP: before 2020SA12 9RR: before 2020SA12 9RU: before 2020SA12 9RY: before 2020SA12 9SA: before 2020SA12 9SB: before 2020SA12 9SD: before 2020SA12 9SE: before 2020SA12 9SG: before 2020SA12 9SH: before 2020SA12 9SJ: before 2020SA12 9SL: before 2020SA12 9SN: before 2020SA12 9SP: before 2020SA12 9SR: before 2020SA12 9SS: before 2020SA12 9ST: before 2020SA12 9SU: before 2020SA12 9SW: before 2020SA12 9SY: before 2020SA12 9SZ: before 2020SA12 9TA: before 2020SA12 9TB: before 2020SA12 9TD: before 2020SA12 9TF: before 2020SA12 9TG: before 2020SA12 9TH: before 2020SA12 9TL: before 2020SA12 9TN: before 2020SA12 9TP: before 2020SA12 9TR: before 2020SA12 9TS: before 2020SA12 9TT: before 2020SA12 9TU: before 2020SA12 9TW: before 2020SA12 9TY: before 2020SA12 9UA: before 2020SA12 9UB: before 2020SA12 9UD: before 2020SA12 9UF: before 2020SA12 9UG: before 2020SA12 9UH: before 2020SA12 9UL: before 2020SA12 9UN: before 2020SA12 9UP: before 2020SA12 9UR: before 2020SA12 9US: before 2020SA12 9UT: before 2020SA12 9UU: before 2020SA12 9UW: before 2020SA12 9UX: before 2020SA12 9UY: before 2020SA12 9YA: before 2020SA12 9YB: before 2020SA12 9YD: before 2020SA12 9YE: before 2020SA12 9YG: before 2020SA12 9YH: before 2020SA12 9YL: before 2020SA12 9YN: before 2020SA12 9YW: before 2020SA12 9BQ: new since 2020SA12 9DR: new since 2020 Cwmavon Map of every postcode in the SA12 9 sector, by new since 2020 Of the 187 postcodes in the SA12 9 sector that ONS places, 2 are new since 2020 and 185 were in use before 2020. Places named: Cwmavon. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Cwmavon
  • New since 2020: 2
  • In use before 2020: 185

Of the 187 postcodes in the SA12 9 sector that ONS places, 2 are new since 2020 and 185 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 2 newest postcodes

SA12 9DROctober 2025SA12 9BQMarch 2025

What do homes sell for in SA12 9?

Homes in SA12 9 sold for a typical £158,000 in the 12 months to August 2026, across 53 sales, up 9.3% on the 12 months before, HM Land Registry's figures show.

£158,000 typical price, the 12 months to August 2026
£144,500 12 months to August 2025
▲ up 9.3% on the 12 months before
  • Detached £225,000 8 sales
  • Semi-detached £161,000 18 sales
  • Terraced £135,000 23 sales
  • Flat or maisonette 4 sales, too few to price

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 SA12 9. 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 SA12 9

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.

SA12 9AASA12 9ABSA12 9ADSA12 9AESA12 9AFSA12 9AGSA12 9AHSA12 9AJSA12 9ANSA12 9APSA12 9AQSA12 9ARSA12 9ASSA12 9ATSA12 9AUSA12 9AWSA12 9AXSA12 9AYSA12 9AZSA12 9BASA12 9BBSA12 9BDSA12 9BESA12 9BGSA12 9BHSA12 9BJSA12 9BLSA12 9BNSA12 9BPSA12 9BQSA12 9BRSA12 9BSSA12 9BTSA12 9BUSA12 9BWSA12 9BXSA12 9BYSA12 9BZSA12 9DASA12 9DDSA12 9DESA12 9DFSA12 9DGSA12 9DHSA12 9DJSA12 9DLSA12 9DNSA12 9DPSA12 9DQSA12 9DRSA12 9DWSA12 9EASA12 9EBSA12 9EDSA12 9EESA12 9EFSA12 9EGSA12 9EHSA12 9EJSA12 9ELSA12 9EQSA12 9ERSA12 9ESSA12 9ETSA12 9EUSA12 9EWSA12 9EXSA12 9EYSA12 9HASA12 9HBSA12 9HDSA12 9HLSA12 9HNSA12 9HSSA12 9HTSA12 9HUSA12 9HYSA12 9LASA12 9LBSA12 9LDSA12 9LESA12 9LFSA12 9LGSA12 9LHSA12 9LJSA12 9LLSA12 9LNSA12 9LPSA12 9LQSA12 9LRSA12 9LTSA12 9LUSA12 9LWSA12 9LYSA12 9NASA12 9NESA12 9NFSA12 9NGSA12 9NHSA12 9NLSA12 9NNSA12 9NPSA12 9NRSA12 9NSSA12 9NTSA12 9NUSA12 9NWSA12 9NYSA12 9PASA12 9PBSA12 9PDSA12 9PESA12 9PFSA12 9PGSA12 9PHSA12 9PLSA12 9PNSA12 9PPSA12 9PRSA12 9PSSA12 9PTSA12 9PUSA12 9PWSA12 9PYSA12 9RPSA12 9RRSA12 9RUSA12 9RYSA12 9SASA12 9SBSA12 9SDSA12 9SESA12 9SFSA12 9SGSA12 9SHSA12 9SJSA12 9SLSA12 9SNSA12 9SPSA12 9SRSA12 9SSSA12 9STSA12 9SUSA12 9SWSA12 9SYSA12 9SZSA12 9TASA12 9TBSA12 9TDSA12 9TFSA12 9TGSA12 9THSA12 9TLSA12 9TNSA12 9TPSA12 9TRSA12 9TSSA12 9TTSA12 9TUSA12 9TWSA12 9TYSA12 9UASA12 9UBSA12 9UDSA12 9UESA12 9UFSA12 9UGSA12 9UHSA12 9ULSA12 9UNSA12 9UPSA12 9URSA12 9USSA12 9UTSA12 9UUSA12 9UWSA12 9UXSA12 9UYSA12 9YASA12 9YBSA12 9YDSA12 9YESA12 9YGSA12 9YHSA12 9YLSA12 9YNSA12 9YW

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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