17 providers offer 185 broadband deals in Llannon, from £20.00 a month and up to 7,000 Mbps. Typical measured speed is 67 Mbps down and 20 Mbps up, 34% below the UK download average.
Best value broadband deal in Llannon, Carmarthenshire (SA14)
The best value in Llannon, Carmarthenshire (SA14) on full first-year cost is Plusnet's Full Fibre 145: £292 across year one, about £24 a month. A £155 reward card is bundled in. 145 Mbps covers streaming, video calls and working from home.
Best value in Llannon, Carmarthenshire (SA14)
£22.99/mo
rises to £26.99 in March 2027 (+£4)
Avg £26.32/mo over contract · £632 total over 24 months
Fastest broadband deal in Llannon, Carmarthenshire (SA14)
The fastest deal available in Llannon, Carmarthenshire (SA14) is You 8000 from YouFibre at 7,000 Mbps.
Fastest in Llannon, Carmarthenshire (SA14)
£99/mo
No rises, no surprises.
£1188 total over 12 months
Cheapest broadband deal in Llannon, Carmarthenshire (SA14)
The cheapest deal in Llannon, Carmarthenshire (SA14) is 300Mb Full Fibre (24 Months) from 4th Utility at £20.00 a month for 300 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £20.00 is an intro price that rises to £40.00 a month after the intro window, making the real first-year cost £240. Onestream is essentially level at £20.63 a month.
Cheapest in Llannon, Carmarthenshire (SA14)
300Mb Full Fibre (24 Months)
300 Mbps upload · Full Fibre
Best for 4–5 person households, heavy use
£20/mo
for 12 months, then £40/mo
Avg £30/mo over contract · £720 total over 24 months
Runner-up on price
Onestream Fibre 55
10 Mbps upload · Hybrid Fibre
Best for small homes, single 4K streamer
£19.94/mo
rises to £22.69 in April 2027 (+£2.75)
Avg £22/mo over contract · £528 total over 24 months
Compare broadband deals in Llannon, Carmarthenshire (SA14)
£21/mo
rises to £24 in April 2027 (+£3)
Avg £23.25/mo over contract · £558 total over 24 months
Full Fibre 1.6GB Premium
115 Mbps upload · Full Fibre
Best for power users & big households
£33.99/mo
rises to £37.99 in March 2027 (+£4)
Avg £37.32/mo over contract · £896 total over 24 months
Sky Full Fibre Gigafast
100 Mbps upload · Full Fibre
Best for power users & big households
£31/mo
No rises, no surprises.
£749 total over 24 months
Onestream Fibre 55
10 Mbps upload · Hybrid Fibre
Best for small homes, single 4K streamer
£19.94/mo
rises to £22.69 in April 2027 (+£2.75)
Avg £22/mo over contract · £528 total over 24 months
Broadband providers in Llannon, Carmarthenshire (SA14)
17 providers serve Llannon, Carmarthenshire (SA14), with YouFibre the fastest at 7,000 Mbps.
Ranked by Ofcom complaints per 100,000 customers, fewest first. A down arrow is below the industry average, up is above, and a dash means Ofcom publishes no figure for that provider (usually because it is below Ofcom's 1.5% market-share reporting threshold). A small diagonal arrow shows the past-year trend (↘ improving, ↗ getting worse).
Ofcom records the typical Llannon, Carmarthenshire (SA14) download speed at 67 Mbps.
Upgrade nudge
Room to upgrade in Llannon, Carmarthenshire (SA14)
Only 7% of the 9,800 connections here are on 300Mbps or faster, even though 77% can get gigabit.
The faster line is already there. For most of these homes it is the contract holding them back, not the infrastructure.
Is your broadband good enough?
The typical Llannon, Carmarthenshire (SA14) line runs 67 Mbps.
Working from home
OKStreaming and family use
OKWhat speeds are people actually getting?
Gigabit reaches 77% of Llannon, Carmarthenshire (SA14), and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Llannon, Carmarthenshire (SA14)?
The wholesale networks carrying Llannon, Carmarthenshire (SA14) broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Altnets reaching Llannon, Carmarthenshire (SA14): the full-fibre networks that compete with Openreach. Where they reach, they're usually the cheapest gigabit option.
- CityFibre: Sky, The One Broadband
- 4th Utility: 4th Utility, Rise Fibre
- Netomnia: YouFibre
Layered on top, Openreach also reach this area (Openreach has a nationwide footprint, so it'll be available).
Provider competition in Llannon, Carmarthenshire (SA14): 17 providers actively in the market.
What broadband coverage does Llannon, Carmarthenshire (SA14) have?
Superfast broadband reaches 90% of Llannon, Carmarthenshire (SA14) premises but gigabit only 77%, so around 13% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Llannon, Carmarthenshire (SA14)?
Outdoor 5G reaches 92% of Llannon, Carmarthenshire (SA14), but 2% of homes get no indoor 4G from any network, so a mobile backup here wants a window.
How Llannon, Carmarthenshire (SA14) compares within Carmarthenshire
Across 14 postcode districts in Carmarthenshire, by premises count, typical speed and gigabit coverage.
Nearby areas
Frequently asked questions
Ready to switch
See what's actually live in Llannon, Carmarthenshire (SA14).
Enter your address and we'll show every deal you can genuinely order on your line, ranked by what you'll pay across the whole contract, not by who pays us.
* Based on Go.Compare research estimating that 28% of UK broadband users pay for faster broadband speeds than they need (which we interpret as overpaying), equivalent to around 7.5m UK households.
Speed and coverage figures for Llannon, Carmarthenshire (SA14)come from Ofcom's Connected Nations data, current to January 2026. Deal prices are pulled live from providers. Compiled by the FindBroadband team. See how we rank and source our data.