TN20 6 postcode sector in the TN20 district

TN20 6 is a sector of the TN20 district: every postcode that starts TN20 6. It has 175 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 TN20 6 sector, and which are new since 2020

Map of every postcode in the TN20 6 sector, by new since 2020 Of the 175 postcodes in the TN20 6 sector that ONS places, 175 were in use before 2020. Places named: Uckfield, Heathfield, Mayfield, Cross in Hand, Buxted. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 2.5 km. A26A265 TN20 6AA: before 2020TN20 6AB: before 2020TN20 6AP: before 2020TN20 6AS: before 2020TN20 6AT: before 2020TN20 6AU: before 2020TN20 6BA: before 2020TN20 6BB: before 2020TN20 6BD: before 2020TN20 6BF: before 2020TN20 6BG: before 2020TN20 6BW: before 2020TN20 6BX: before 2020TN20 6DB: before 2020TN20 6DG: before 2020TN20 6DH: before 2020TN20 6DS: before 2020TN20 6DX: before 2020TN20 6DY: before 2020TN20 6EA: before 2020TN20 6EE: before 2020TN20 6EH: before 2020TN20 6EJ: before 2020TN20 6EL: before 2020TN20 6ER: before 2020TN20 6ES: before 2020TN20 6ET: before 2020TN20 6EU: before 2020TN20 6HA: before 2020TN20 6HH: before 2020TN20 6HJ: before 2020TN20 6HN: before 2020TN20 6HP: before 2020TN20 6HQ: before 2020TN20 6HR: before 2020TN20 6HU: before 2020TN20 6HX: before 2020TN20 6HY: before 2020TN20 6JA: before 2020TN20 6JB: before 2020TN20 6JD: before 2020TN20 6JG: before 2020TN20 6JH: before 2020TN20 6JJ: before 2020TN20 6JL: before 2020TN20 6JN: before 2020TN20 6JS: before 2020TN20 6JT: before 2020TN20 6JU: before 2020TN20 6JX: before 2020TN20 6LA: before 2020TN20 6LB: before 2020TN20 6LD: before 2020TN20 6LE: before 2020TN20 6LF: before 2020TN20 6LG: before 2020TN20 6LJ: before 2020TN20 6LL: before 2020TN20 6NB: before 2020TN20 6ND: before 2020TN20 6NE: before 2020TN20 6NF: before 2020TN20 6NG: before 2020TN20 6NH: before 2020TN20 6NJ: before 2020TN20 6NL: before 2020TN20 6NN: before 2020TN20 6NP: before 2020TN20 6NQ: before 2020TN20 6NR: before 2020TN20 6NS: before 2020TN20 6NT: before 2020TN20 6NU: before 2020TN20 6NX: before 2020TN20 6PA: before 2020TN20 6PJ: before 2020TN20 6PN: before 2020TN20 6PP: before 2020TN20 6PR: before 2020TN20 6PS: before 2020TN20 6PT: before 2020TN20 6PU: before 2020TN20 6PW: before 2020TN20 6PX: before 2020TN20 6PY: before 2020TN20 6QA: before 2020TN20 6QB: before 2020TN20 6RA: before 2020TN20 6RB: before 2020TN20 6RD: before 2020TN20 6RE: before 2020TN20 6RF: before 2020TN20 6RG: before 2020TN20 6RH: before 2020TN20 6RJ: before 2020TN20 6RL: before 2020TN20 6RN: before 2020TN20 6RP: before 2020TN20 6RQ: before 2020TN20 6RR: before 2020TN20 6RS: before 2020TN20 6TA: before 2020TN20 6TB: before 2020TN20 6TD: before 2020TN20 6TJ: before 2020TN20 6TS: before 2020TN20 6TU: before 2020TN20 6TX: before 2020TN20 6TY: before 2020TN20 6TZ: before 2020TN20 6UB: before 2020TN20 6UH: before 2020TN20 6UL: before 2020TN20 6UN: before 2020TN20 6UP: before 2020TN20 6UR: before 2020TN20 6WX: before 2020TN20 6EB: before 2020TN20 6HL: before 2020 UckfieldHeathfieldMayfieldCross in HandBuxted Map of every postcode in the TN20 6 sector, by new since 2020 Of the 175 postcodes in the TN20 6 sector that ONS places, 175 were in use before 2020. Places named: Uckfield, Heathfield, Mayfield. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 5 km. A26A265 UckfieldHeathfieldMayfield
  • New since 2020: 0
  • In use before 2020: 175

Of the 175 postcodes in the TN20 6 sector that ONS places, 175 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.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; roads, rivers and built-up areas: Ordnance Survey open maps. 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.

What do homes sell for in TN20 6?

Homes in TN20 6 sold for a typical £527,500 in the 12 months to September 2026, across 44 sales, HM Land Registry's figures show. The 12 months before gave £530,000 from 39 sales: not a change larger than chance would explain, given which homes happened to sell.

£527,500 typical price, the 12 months to September 2026
£530,000 12 months to September 2025
  • Detached £685,000 19 sales
  • Semi-detached £450,000 11 sales
  • Terraced £300,000 7 sales
  • Flat or maisonette £265,000 7 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 TN20 6. 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 October 2026.

Postcodes in TN20 6

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.

TN20 6AATN20 6ABTN20 6AGTN20 6AJTN20 6ALTN20 6ANTN20 6APTN20 6AQTN20 6ARTN20 6ASTN20 6ATTN20 6AUTN20 6AWTN20 6AXTN20 6AYTN20 6BATN20 6BBTN20 6BDTN20 6BETN20 6BFTN20 6BGTN20 6BHTN20 6BLTN20 6BNTN20 6BQTN20 6BSTN20 6BTTN20 6BUTN20 6BWTN20 6BXTN20 6BYTN20 6BZTN20 6DATN20 6DBTN20 6DDTN20 6DETN20 6DFTN20 6DGTN20 6DHTN20 6DRTN20 6DSTN20 6DTTN20 6DUTN20 6DXTN20 6DYTN20 6EATN20 6EBTN20 6EDTN20 6EETN20 6EGTN20 6EHTN20 6EJTN20 6ELTN20 6ENTN20 6ERTN20 6ESTN20 6ETTN20 6EUTN20 6EWTN20 6HATN20 6HHTN20 6HJTN20 6HLTN20 6HNTN20 6HPTN20 6HQTN20 6HRTN20 6HSTN20 6HTTN20 6HUTN20 6HXTN20 6HYTN20 6JATN20 6JBTN20 6JDTN20 6JETN20 6JGTN20 6JHTN20 6JJTN20 6JLTN20 6JNTN20 6JRTN20 6JSTN20 6JTTN20 6JUTN20 6JXTN20 6JYTN20 6LATN20 6LBTN20 6LDTN20 6LETN20 6LFTN20 6LGTN20 6LHTN20 6LJTN20 6LLTN20 6LNTN20 6NATN20 6NBTN20 6NDTN20 6NETN20 6NFTN20 6NGTN20 6NHTN20 6NJTN20 6NLTN20 6NNTN20 6NPTN20 6NQTN20 6NRTN20 6NSTN20 6NTTN20 6NUTN20 6NXTN20 6NYTN20 6PATN20 6PHTN20 6PJTN20 6PNTN20 6PPTN20 6PRTN20 6PSTN20 6PTTN20 6PUTN20 6PWTN20 6PXTN20 6PYTN20 6QATN20 6QBTN20 6RATN20 6RBTN20 6RDTN20 6RETN20 6RFTN20 6RGTN20 6RHTN20 6RJTN20 6RLTN20 6RNTN20 6RPTN20 6RQTN20 6RRTN20 6RSTN20 6TATN20 6TBTN20 6TDTN20 6TETN20 6THTN20 6TJTN20 6TLTN20 6TNTN20 6TPTN20 6TRTN20 6TSTN20 6TTTN20 6TUTN20 6TWTN20 6TXTN20 6TYTN20 6TZTN20 6UATN20 6UBTN20 6UDTN20 6UETN20 6UFTN20 6UGTN20 6UHTN20 6UJTN20 6ULTN20 6UNTN20 6UPTN20 6URTN20 6UTTN20 6WXTN20 6ZE

Source: ONS Postcode Directory, August 2026, loaded 20 October 2026. Postcodes that have ended are not listed.

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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Where the facts on this page come from

Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0.

Licence: Open Government Licence v3.0.

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