LL78 postcode district: Isle of Anglesey

LL78 is a postcode district in Wales, with 22 postcodes in use in 2 sectors. Its council is Isle of Anglesey.

Postcodes in use
22
Sectors
2
Council
Isle of Anglesey
Places
None listed

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Every postcode in LL78, by gigabit broadband

Map of every postcode in LL78, by gigabit broadband Of the 22 postcodes in LL78 that ONS places, 14 have no home or business that can get gigabit, 5 have some that can and 3 can all get it. One group of postcodes without gigabit is outlined: 11 postcodes without gigabit. Places named: Lligwy. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. LL78 8AD: gigabit for allLL78 8JY: gigabit for allLL78 8JZ: gigabit for allLL78 7JF: some gigabitLL78 7JH: some gigabitLL78 7JJ: some gigabitLL78 8JF: some gigabitLL78 8QA: some gigabitLL78 7JG: no gigabitLL78 7JL: no gigabitLL78 7JQ: no gigabitLL78 8JG: no gigabitLL78 8JH: no gigabitLL78 8JJ: no gigabitLL78 8JL: no gigabitLL78 8JN: no gigabitLL78 8JP: no gigabitLL78 8JQ: no gigabitLL78 8JR: no gigabitLL78 8JS: no gigabitLL78 8JT: no gigabitLL78 8JW: no gigabit Lligwy 11 postcodes without gigabit, outlined: this goes to LL78 8JW, the one nearest the middle of them11 postcodes without gigabit Map of every postcode in LL78, by gigabit broadband Of the 22 postcodes in LL78 that ONS places, 14 have no home or business that can get gigabit, 5 have some that can and 3 can all get it. One group of postcodes without gigabit is outlined: 11 postcodes without gigabit. Places named: Lligwy. Drawn over roads, rivers and built-up areas. North is up; the scale bar is 500 m. Lligwy
  • No home or business can get gigabit: 14
  • Some can get gigabit: 5
  • Every home and business can get gigabit: 3
  • Ofcom gives no figure: 0
  • Outline: where 5 or more postcodes without gigabit lie together

Of the 22 postcodes in LL78 that ONS places, 14 have no home or business that can get gigabit, 5 have some that can and 3 can all get it.

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 330 metres of each other. It is not a boundary, and no boundary is drawn. Names in italics are council wards: we hold no town or village names here.

The middle of its postcodes: latitude 53.3174, longitude -4.2632. Open this area on OpenStreetMap

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

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

LL78 7JGLL78 7JLLL78 7JQLL78 8JGLL78 8JHLL78 8JJLL78 8JLLL78 8JNLL78 8JPLL78 8JQLL78 8JRLL78 8JS

Where the postcodes without gigabit lie together

  • 11 postcodes without gigabit, outlined on the map. LL78 8JW, is the one nearest the middle of them.

What broadband can you get in LL78?

Ofcom reports on 22 of the 22 postcodes in LL78. At 3 of them every home and business can get gigabit broadband, and at 5 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit3 of 22
Postcodes where every home can get superfast13 of 22
Postcodes where some cannot get decent broadband5 of 22

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

What do homes sell for in LL78?

Homes in LL78 sold for a typical £248,500 in the 12 months to August 2026, across 6 sales, down 3.7% on the 12 months before, HM Land Registry's figures show.

£248,500 typical price, the 12 months to August 2026
12 months to August 2025
£258,000
12 months to August 2026
£248,500

▼ down 3.7% on the 12 months before

Detached 4 sales, too few to price
Semi-detached 2 sales, too few to price

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

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 LL78

Pick a sector, then a postcode. A sector is the district plus the next digit.

LL78 76 postcodesLL78 816 postcodes
UK postcode format explained

Places in LL78

We list no town or village for LL78. A place gets a page here only when enough postcodes are in one: a town or village here is a built-up area named by the Office for National Statistics in England and Wales, or a census locality named by National Records of Scotland. Every LL78 postcode is here, under its sector above.

Who covers LL78

How many of the district's postcodes in use fall under each council, constituency and police force area.

Councils

What council am I in?

Constituencies

  • Ynys Môn22

Police force areas

  • North Wales22

Next to LL78

LL77 postcode district All LL districts

"Next to" is by number: the district before LL78 in the LL area.

Check a postcode

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