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, by gigabit broadband

Map of every postcode in the TN20 6 sector, by gigabit broadband Of the 175 postcodes in the TN20 6 sector that ONS places, 52 have no home or business that can get gigabit, 49 have some that can, 72 can all get it and 2 have no Ofcom figure. 4 groups of postcodes without gigabit are outlined: 11 postcodes without gigabit; 11 postcodes without gigabit; 7 postcodes without gigabit; 6 postcodes without gigabit. 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 6WX: no Ofcom figureTN20 6BF: gigabit for allTN20 6DH: gigabit for allTN20 6EA: gigabit for allTN20 6EE: gigabit for allTN20 6ER: gigabit for allTN20 6EU: gigabit for allTN20 6HA: gigabit for allTN20 6HH: gigabit for allTN20 6JL: gigabit for allTN20 6JS: gigabit for allTN20 6JT: gigabit for allTN20 6JU: gigabit for allTN20 6LG: gigabit for allTN20 6NB: gigabit for allTN20 6NE: gigabit for allTN20 6NF: gigabit for allTN20 6NG: gigabit for allTN20 6NH: gigabit for allTN20 6NJ: gigabit for allTN20 6NL: gigabit for allTN20 6NN: gigabit for allTN20 6NP: gigabit for allTN20 6NQ: gigabit for allTN20 6NR: gigabit for allTN20 6NS: gigabit for allTN20 6NT: gigabit for allTN20 6NU: gigabit for allTN20 6PA: gigabit for allTN20 6PN: gigabit for allTN20 6PP: gigabit for allTN20 6PR: gigabit for allTN20 6PY: gigabit for allTN20 6QB: gigabit for allTN20 6RG: gigabit for allTN20 6RH: gigabit for allTN20 6RL: gigabit for allTN20 6TB: gigabit for allTN20 6TU: gigabit for allTN20 6TX: gigabit for allTN20 6TZ: gigabit for allTN20 6UB: gigabit for allTN20 6UH: gigabit for allTN20 6UP: gigabit for allTN20 6UR: gigabit for allTN20 6AA: some gigabitTN20 6AP: some gigabitTN20 6AU: some gigabitTN20 6BG: some gigabitTN20 6BW: some gigabitTN20 6DS: some gigabitTN20 6EH: some gigabitTN20 6EJ: some gigabitTN20 6ES: some gigabitTN20 6HJ: some gigabitTN20 6HN: some gigabitTN20 6HY: some gigabitTN20 6LD: some gigabitTN20 6LL: some gigabitTN20 6ND: some gigabitTN20 6NX: some gigabitTN20 6PJ: some gigabitTN20 6PS: some gigabitTN20 6PW: some gigabitTN20 6PX: some gigabitTN20 6RF: some gigabitTN20 6RJ: some gigabitTN20 6RQ: some gigabitTN20 6TD: some gigabitTN20 6TY: some gigabitTN20 6UL: some gigabitTN20 6UN: some gigabitTN20 6EB: some gigabitTN20 6EN: some gigabitTN20 6HL: some gigabitTN20 6TR: some gigabitTN20 6UE: some gigabitTN20 6AS: no gigabitTN20 6AT: no gigabitTN20 6BB: no gigabitTN20 6BD: no gigabitTN20 6DB: no gigabitTN20 6DG: no gigabitTN20 6DX: no gigabitTN20 6DY: no gigabitTN20 6ET: no gigabitTN20 6HP: no gigabitTN20 6HQ: no gigabitTN20 6HR: no gigabitTN20 6HU: no gigabitTN20 6HX: no gigabitTN20 6JA: no gigabitTN20 6JB: no gigabitTN20 6JD: no gigabitTN20 6JG: no gigabitTN20 6JH: no gigabitTN20 6JJ: no gigabitTN20 6JN: no gigabitTN20 6JX: no gigabitTN20 6LA: no gigabitTN20 6LB: no gigabitTN20 6LE: no gigabitTN20 6LF: no gigabitTN20 6LJ: no gigabitTN20 6PT: no gigabitTN20 6PU: no gigabitTN20 6QA: no gigabitTN20 6RA: no gigabitTN20 6RB: no gigabitTN20 6RD: no gigabitTN20 6RE: no gigabitTN20 6RN: no gigabitTN20 6RP: no gigabitTN20 6RR: no gigabitTN20 6RS: no gigabitTN20 6AJ: no gigabitTN20 6BS: no gigabitTN20 6NY: no gigabitTN20 6TT: no gigabit UckfieldHeathfieldMayfieldCross in HandBuxted 11 postcodes without gigabit, outlined: this goes to TN20 6DF, the one nearest the middle of them11 postcodes without gigabit11 postcodes without gigabit, outlined: this goes to TN20 6LN, the one nearest the middle of them11 postcodes without gigabit7 postcodes without gigabit, outlined: this goes to TN20 6JA, the one nearest the middle of them7 postcodes without gigabit Map of every postcode in the TN20 6 sector, by gigabit broadband Of the 175 postcodes in the TN20 6 sector that ONS places, 52 have no home or business that can get gigabit, 49 have some that can, 72 can all get it and 2 have no Ofcom figure. 4 groups of postcodes without gigabit are outlined: 11 postcodes without gigabit; 11 postcodes without gigabit; 7 postcodes without gigabit; 6 postcodes without gigabit. Places named: Uckfield, Heathfield, Mayfield. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 5 km. A26A265 UckfieldHeathfieldMayfield 11 postcodes without gigabit, outlined: this goes to TN20 6LN, the one nearest the middle of them11 postcodes without gigabit7 postcodes without gigabit, outlined: this goes to TN20 6JA, the one nearest the middle of them7 postcodes without gigabit
  • No home or business can get gigabit: 52
  • Some can get gigabit: 49
  • Every home and business can get gigabit: 72
  • Ofcom gives no figure: 2
  • Outline: where 5 or more postcodes without gigabit lie together

Of the 175 postcodes in the TN20 6 sector that ONS places, 52 have no home or business that can get gigabit, 49 have some that can, 72 can all get it and 2 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 210 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.

Sources: ONS Postcode Directory, August 2026, loaded 20 October 2026; Ofcom Connected Nations, Connected Nations, Spring 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.

Postcodes without gigabit

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

TN20 6AJTN20 6ASTN20 6ATTN20 6BBTN20 6BDTN20 6BQTN20 6BSTN20 6BZTN20 6DBTN20 6DETN20 6DFTN20 6DG

Where the postcodes without gigabit lie together

  • 11 postcodes without gigabit, outlined on the map. TN20 6DF, is the one nearest the middle of them.
  • 11 postcodes without gigabit, outlined on the map. TN20 6LN, is the one nearest the middle of them.
  • 7 postcodes without gigabit, outlined on the map. TN20 6JA, is the one nearest the middle of them.
  • 6 postcodes without gigabit, outlined on the map. TN20 6RA, is the one nearest the middle of them.

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 public sector information licensed under the Open Government Licence v3.0. 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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