SA15 postcode district: Llanelli and around, Carmarthenshire

SA15 is a postcode district in Wales, with 1,015 postcodes in use in 6 sectors. It has postcodes in Llanelli and Tumble. Its council is Carmarthenshire.

Postcodes in use: 1,015
Sectors: 6
Council: Carmarthenshire
Places: 2 places

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

Every postcode in SA15, by gigabit broadband

No home or business can get gigabit: 156
Some can get gigabit: 117
Every home and business can get gigabit: 718
Ofcom gives no figure: 24
Outline: where 5 or more postcodes without gigabit lie together

Of the 1,015 postcodes in SA15 that ONS places, 156 have no home or business that can get gigabit, 117 have some that can, 718 can all get it and 24 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 160 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.

The middle of its postcodes: latitude 51.6997, longitude -4.1679. 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

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

SA15 1AP SA15 1BX SA15 1FA SA15 1UW SA15 1YL SA15 2DG SA15 2EZ SA15 2UH SA15 3AF SA15 3AH SA15 3AL SA15 3AS

Where the postcodes without gigabit lie together

22 postcodes without gigabit, outlined on the map. SA15 3US, is the one nearest the middle of them.
17 postcodes without gigabit, outlined on the map. SA15 5EP, is the one nearest the middle of them.
8 postcodes without gigabit, outlined on the map. SA15 5LB, is the one nearest the middle of them.
5 postcodes without gigabit, outlined on the map. SA15 4HA, is the one nearest the middle of them.
5 postcodes without gigabit, outlined on the map. SA15 4SB, is the one nearest the middle of them.

What broadband can you get in SA15?

Ofcom reports on 991 of the 1,015 postcodes in SA15. At 718 of them every home and business can get gigabit broadband, and at 11 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit718 of 991

Postcodes where every home can get superfast904 of 991

Postcodes where some cannot get decent broadband11 of 991

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 SA15?

Homes in SA15 sold for a typical £153,250 in the 12 months to August 2026, across 350 sales, up 2.2% on the 12 months before, HM Land Registry's figures show.

£153,250 typical price, the 12 months to August 2026

£150,000 12 months to August 2025

▲ up 2.2% on the 12 months before

Detached £310,000 57 sales
Semi-detached £170,000 117 sales
Terraced £135,000 163 sales
Flat or maisonette £105,000 13 sales

Each bar is that kind's typical price, against the most expensive kind here.

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