LL56 4 postcode sector in the LL56 district

LL56 4 is a sector of the LL56 district: every postcode that starts LL56 4. It has 74 postcodes in use.

Not sure what a sector is? UK postcode format explained.

Every postcode in the LL56 4 sector, by gigabit broadband

Map of every postcode in the LL56 4 sector, by gigabit broadband Of the 74 postcodes in the LL56 4 sector that ONS places, 3 have no home or business that can get gigabit, 19 have some that can, 51 can all get it and 1 have no Ofcom figure. Places named: Y Felinheli. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. A487 LL56 4AA: no Ofcom figureLL56 4AB: gigabit for allLL56 4HJ: gigabit for allLL56 4HQ: gigabit for allLL56 4HX: gigabit for allLL56 4JA: gigabit for allLL56 4JB: gigabit for allLL56 4JE: gigabit for allLL56 4JF: gigabit for allLL56 4JG: gigabit for allLL56 4JJ: gigabit for allLL56 4JP: gigabit for allLL56 4JQ: gigabit for allLL56 4JR: gigabit for allLL56 4JS: gigabit for allLL56 4JT: gigabit for allLL56 4JW: gigabit for allLL56 4JY: gigabit for allLL56 4JZ: gigabit for allLL56 4LY: gigabit for allLL56 4NJ: gigabit for allLL56 4NX: gigabit for allLL56 4PB: gigabit for allLL56 4PD: gigabit for allLL56 4PE: gigabit for allLL56 4PF: gigabit for allLL56 4PJ: gigabit for allLL56 4PZ: gigabit for allLL56 4QA: gigabit for allLL56 4QL: gigabit for allLL56 4QP: gigabit for allLL56 4QQ: gigabit for allLL56 4QS: gigabit for allLL56 4QT: gigabit for allLL56 4QX: gigabit for allLL56 4QY: gigabit for allLL56 4RQ: gigabit for allLL56 4RX: gigabit for allLL56 4SJ: gigabit for allLL56 4SQ: gigabit for allLL56 4SZ: gigabit for allLL56 4TJ: gigabit for allLL56 4TQ: gigabit for allLL56 4TX: gigabit for allLL56 4TZ: gigabit for allLL56 4UJ: gigabit for allLL56 4UQ: gigabit for allLL56 4UX: gigabit for allLL56 4XA: gigabit for allLL56 4YJ: gigabit for allLL56 4YQ: gigabit for allLL56 4JD: some gigabitLL56 4JN: some gigabitLL56 4JX: some gigabitLL56 4NQ: some gigabitLL56 4NY: some gigabitLL56 4NZ: some gigabitLL56 4PA: some gigabitLL56 4QB: some gigabitLL56 4QD: some gigabitLL56 4QE: some gigabitLL56 4QF: some gigabitLL56 4QG: some gigabitLL56 4QJ: some gigabitLL56 4QU: some gigabitLL56 4QZ: some gigabitLL56 4RZ: some gigabitLL56 4SX: some gigabitLL56 4UZ: some gigabitLL56 4XD: some gigabitLL56 4JU: no gigabitLL56 4QN: no gigabitLL56 4QW: no gigabit Y Felinheli Map of every postcode in the LL56 4 sector, by gigabit broadband Of the 74 postcodes in the LL56 4 sector that ONS places, 3 have no home or business that can get gigabit, 19 have some that can, 51 can all get it and 1 have no Ofcom figure. Places named: Y Felinheli. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 1 km. Y Felinheli
  • No home or business can get gigabit: 3
  • Some can get gigabit: 19
  • Every home and business can get gigabit: 51
  • Ofcom gives no figure: 1

Of the 74 postcodes in the LL56 4 sector that ONS places, 3 have no home or business that can get gigabit, 19 have some that can, 51 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. 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

LL56 4JULL56 4QNLL56 4QW

What do homes sell for in LL56 4?

Homes in LL56 4 sold for a typical £217,500 in the 12 months to August 2026, across 34 sales, down 1.1% on the 12 months before, HM Land Registry's figures show.

£217,500 typical price, the 12 months to August 2026
£220,000 12 months to August 2025
▼ down 1.1% on the 12 months before
  • Detached £447,500 8 sales
  • Semi-detached £185,000 7 sales
  • Terraced £186,000 15 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 LL56 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 LL56 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.

LL56 4AALL56 4ABLL56 4HJLL56 4HQLL56 4HXLL56 4JALL56 4JBLL56 4JDLL56 4JELL56 4JFLL56 4JGLL56 4JHLL56 4JJLL56 4JNLL56 4JPLL56 4JQLL56 4JRLL56 4JSLL56 4JTLL56 4JULL56 4JWLL56 4JXLL56 4JYLL56 4JZLL56 4LYLL56 4NJLL56 4NQLL56 4NXLL56 4NYLL56 4NZLL56 4PALL56 4PBLL56 4PDLL56 4PELL56 4PFLL56 4PJLL56 4PZLL56 4QALL56 4QBLL56 4QDLL56 4QELL56 4QFLL56 4QGLL56 4QJLL56 4QLLL56 4QNLL56 4QPLL56 4QQLL56 4QSLL56 4QTLL56 4QULL56 4QWLL56 4QXLL56 4QYLL56 4QZLL56 4RQLL56 4RXLL56 4RZLL56 4SJLL56 4SQLL56 4SXLL56 4SZLL56 4TJLL56 4TQLL56 4TXLL56 4TZLL56 4UJLL56 4UQLL56 4UXLL56 4UZLL56 4XALL56 4XDLL56 4YJLL56 4YQ

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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