NP12 3 postcode sector in the NP12 district

NP12 3 is a sector of the NP12 district: every postcode that starts NP12 3. It has 191 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 NP12 3 sector, and which are new since 2020

Map of every postcode in the NP12 3 sector, by new since 2020 Of the 191 postcodes in the NP12 3 sector that ONS places, 2 are new since 2020 and 189 were in use before 2020. Places named: Blackwood, Fleur-de-lis and Pengam. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A469A4049 NP12 3AA: before 2020NP12 3AB: before 2020NP12 3AE: before 2020NP12 3FE: before 2020NP12 3FG: before 2020NP12 3FH: before 2020NP12 3FJ: before 2020NP12 3FL: before 2020NP12 3FN: before 2020NP12 3FT: before 2020NP12 3FU: before 2020NP12 3FW: before 2020NP12 3FX: before 2020NP12 3FY: before 2020NP12 3FZ: before 2020NP12 3HA: before 2020NP12 3HB: before 2020NP12 3HD: before 2020NP12 3HE: before 2020NP12 3HF: before 2020NP12 3HG: before 2020NP12 3JJ: before 2020NP12 3JN: before 2020NP12 3JQ: before 2020NP12 3JR: before 2020NP12 3JS: before 2020NP12 3JT: before 2020NP12 3JU: before 2020NP12 3JW: before 2020NP12 3JX: before 2020NP12 3JY: before 2020NP12 3JZ: before 2020NP12 3LA: before 2020NP12 3LB: before 2020NP12 3LD: before 2020NP12 3LE: before 2020NP12 3LF: before 2020NP12 3LG: before 2020NP12 3LH: before 2020NP12 3LJ: before 2020NP12 3LL: before 2020NP12 3LN: before 2020NP12 3LP: before 2020NP12 3LQ: before 2020NP12 3LR: before 2020NP12 3LS: before 2020NP12 3LT: before 2020NP12 3LU: before 2020NP12 3LW: before 2020NP12 3LX: before 2020NP12 3LY: before 2020NP12 3LZ: before 2020NP12 3NA: before 2020NP12 3NB: before 2020NP12 3ND: before 2020NP12 3NE: before 2020NP12 3NF: before 2020NP12 3NG: before 2020NP12 3NH: before 2020NP12 3NJ: before 2020NP12 3NL: before 2020NP12 3NN: before 2020NP12 3NP: before 2020NP12 3NQ: before 2020NP12 3NR: before 2020NP12 3NS: before 2020NP12 3NT: before 2020NP12 3NU: before 2020NP12 3NW: before 2020NP12 3NX: before 2020NP12 3NY: before 2020NP12 3NZ: before 2020NP12 3PA: before 2020NP12 3PB: before 2020NP12 3PE: before 2020NP12 3PF: before 2020NP12 3PG: before 2020NP12 3PH: before 2020NP12 3PJ: before 2020NP12 3PL: before 2020NP12 3PY: before 2020NP12 3PZ: before 2020NP12 3QR: before 2020NP12 3QS: before 2020NP12 3QT: before 2020NP12 3QU: before 2020NP12 3QW: before 2020NP12 3QX: before 2020NP12 3QY: before 2020NP12 3QZ: before 2020NP12 3RA: before 2020NP12 3RB: before 2020NP12 3RD: before 2020NP12 3RE: before 2020NP12 3RF: before 2020NP12 3RG: before 2020NP12 3RH: before 2020NP12 3RJ: before 2020NP12 3RL: before 2020NP12 3RN: before 2020NP12 3RP: before 2020NP12 3RQ: before 2020NP12 3RR: before 2020NP12 3RS: before 2020NP12 3RT: before 2020NP12 3RU: before 2020NP12 3RW: before 2020NP12 3RX: before 2020NP12 3RY: before 2020NP12 3RZ: before 2020NP12 3SA: before 2020NP12 3SB: before 2020NP12 3SD: before 2020NP12 3SE: before 2020NP12 3SF: before 2020NP12 3SG: before 2020NP12 3SH: before 2020NP12 3SJ: before 2020NP12 3SL: before 2020NP12 3SN: before 2020NP12 3SP: before 2020NP12 3SQ: before 2020NP12 3SS: before 2020NP12 3ST: before 2020NP12 3SU: before 2020NP12 3SW: before 2020NP12 3SX: before 2020NP12 3SY: before 2020NP12 3SZ: before 2020NP12 3TA: before 2020NP12 3TB: before 2020NP12 3TD: before 2020NP12 3TE: before 2020NP12 3TF: before 2020NP12 3TG: before 2020NP12 3TH: before 2020NP12 3TJ: before 2020NP12 3TL: before 2020NP12 3TN: before 2020NP12 3TP: before 2020NP12 3TQ: before 2020NP12 3TR: before 2020NP12 3TS: before 2020NP12 3TT: before 2020NP12 3TU: before 2020NP12 3TW: before 2020NP12 3TX: before 2020NP12 3TY: before 2020NP12 3TZ: before 2020NP12 3UA: before 2020NP12 3UB: before 2020NP12 3UD: before 2020NP12 3UE: before 2020NP12 3UF: before 2020NP12 3UG: before 2020NP12 3UH: before 2020NP12 3UL: before 2020NP12 3UN: before 2020NP12 3UP: before 2020NP12 3UQ: before 2020NP12 3UR: before 2020NP12 3US: before 2020NP12 3UT: before 2020NP12 3UU: before 2020NP12 3UW: before 2020NP12 3UX: before 2020NP12 3UY: before 2020NP12 3UZ: before 2020NP12 3WA: before 2020NP12 3WS: before 2020NP12 3XA: before 2020NP12 3XB: before 2020NP12 3XD: before 2020NP12 3XE: before 2020NP12 3XF: before 2020NP12 3XG: before 2020NP12 3XH: before 2020NP12 3XJ: before 2020NP12 3XL: before 2020NP12 3XN: before 2020NP12 3XP: before 2020NP12 3XQ: before 2020NP12 3XR: before 2020NP12 3XS: before 2020NP12 3XT: before 2020NP12 3XU: before 2020NP12 3XW: before 2020NP12 3XY: before 2020NP12 3PN: new since 2020NP12 3SR: new since 2020 BlackwoodFleur-de-lis and Pengam Map of every postcode in the NP12 3 sector, by new since 2020 Of the 191 postcodes in the NP12 3 sector that ONS places, 2 are new since 2020 and 189 were in use before 2020. Places named: Fleur-de-lis and Pengam. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A469 Fleur-de-lis and Pengam
  • New since 2020: 2
  • In use before 2020: 189

Of the 191 postcodes in the NP12 3 sector that ONS places, 2 are new since 2020 and 189 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

NP12 3SRApril 2024NP12 3PNJanuary 2020

What do homes sell for in NP12 3?

Homes in NP12 3 sold for a typical £182,000 in the 12 months to August 2026, across 62 sales, up 10.3% on the 12 months before, HM Land Registry's figures show.

£182,000 typical price, the 12 months to August 2026
£165,000 12 months to August 2025
▲ up 10.3% on the 12 months before
  • Detached £320,000 11 sales
  • Semi-detached £190,000 33 sales
  • Terraced £157,500 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 NP12 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 NP12 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.

NP12 3AANP12 3ABNP12 3AENP12 3FENP12 3FGNP12 3FHNP12 3FJNP12 3FLNP12 3FNNP12 3FTNP12 3FUNP12 3FWNP12 3FXNP12 3FYNP12 3FZNP12 3HANP12 3HBNP12 3HDNP12 3HENP12 3HFNP12 3HGNP12 3JJNP12 3JNNP12 3JQNP12 3JRNP12 3JSNP12 3JTNP12 3JUNP12 3JWNP12 3JXNP12 3JYNP12 3JZNP12 3LANP12 3LBNP12 3LDNP12 3LENP12 3LFNP12 3LGNP12 3LHNP12 3LJNP12 3LLNP12 3LNNP12 3LPNP12 3LQNP12 3LRNP12 3LSNP12 3LTNP12 3LUNP12 3LWNP12 3LXNP12 3LYNP12 3LZNP12 3NANP12 3NBNP12 3NDNP12 3NENP12 3NFNP12 3NGNP12 3NHNP12 3NJNP12 3NLNP12 3NNNP12 3NPNP12 3NQNP12 3NRNP12 3NSNP12 3NTNP12 3NUNP12 3NWNP12 3NXNP12 3NYNP12 3NZNP12 3PANP12 3PBNP12 3PENP12 3PFNP12 3PGNP12 3PHNP12 3PJNP12 3PLNP12 3PNNP12 3PYNP12 3PZNP12 3QRNP12 3QSNP12 3QTNP12 3QUNP12 3QWNP12 3QXNP12 3QYNP12 3QZNP12 3RANP12 3RBNP12 3RDNP12 3RENP12 3RFNP12 3RGNP12 3RHNP12 3RJNP12 3RLNP12 3RNNP12 3RPNP12 3RQNP12 3RRNP12 3RSNP12 3RTNP12 3RUNP12 3RWNP12 3RXNP12 3RYNP12 3RZNP12 3SANP12 3SBNP12 3SDNP12 3SENP12 3SFNP12 3SGNP12 3SHNP12 3SJNP12 3SLNP12 3SNNP12 3SPNP12 3SQNP12 3SRNP12 3SSNP12 3STNP12 3SUNP12 3SWNP12 3SXNP12 3SYNP12 3SZNP12 3TANP12 3TBNP12 3TDNP12 3TENP12 3TFNP12 3TGNP12 3THNP12 3TJNP12 3TLNP12 3TNNP12 3TPNP12 3TQNP12 3TRNP12 3TSNP12 3TTNP12 3TUNP12 3TWNP12 3TXNP12 3TYNP12 3TZNP12 3UANP12 3UBNP12 3UDNP12 3UENP12 3UFNP12 3UGNP12 3UHNP12 3UJNP12 3ULNP12 3UNNP12 3UPNP12 3UQNP12 3URNP12 3USNP12 3UTNP12 3UUNP12 3UWNP12 3UXNP12 3UYNP12 3UZNP12 3WANP12 3WSNP12 3XANP12 3XBNP12 3XDNP12 3XENP12 3XFNP12 3XGNP12 3XHNP12 3XJNP12 3XLNP12 3XNNP12 3XPNP12 3XQNP12 3XRNP12 3XSNP12 3XTNP12 3XUNP12 3XWNP12 3XY

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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