18 providers offer 213 broadband deals in Llannon, from £20.00 a month and up to 7,000 Mbps. Typical measured speed is 115 Mbps down and 22 Mbps up, 14% above the UK download average.
Best value broadband deal in Llannon, Carmarthenshire
The best value in Llannon, Carmarthenshire 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
£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
The fastest deal available in Llannon, Carmarthenshire is You 8000 from YouFibre at 7,000 Mbps.
Fastest in Llannon, Carmarthenshire
£99/mo
No rises, no surprises.
£1188 total over 12 months
Cheapest broadband deal in Llannon, Carmarthenshire
The cheapest deal in Llannon, Carmarthenshire 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
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
£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
18 providers serve Llannon, Carmarthenshire, 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 download speed at 115 Mbps.
Upgrade nudge
You could be getting more.
Prices drift above the market rate the longer a contract runs, so if you have not compared in over a year you are likely paying more than you need to.
Is your broadband good enough?
The typical Llannon, Carmarthenshire line runs 115 Mbps.
Working from home
OKStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 35% of Llannon, Carmarthenshire, and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Llannon, Carmarthenshire?
The wholesale networks carrying Llannon, Carmarthenshire broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Full-fibre altnets that have rolled out in Llannon, Carmarthenshire. They don't reach every address, but where they do, the gigabit pricing is normally sharper than the Openreach equivalent.
- CityFibre: Sky, The One Broadband, Vodafone
- 4th Utility: 4th Utility, Rise Fibre
Then there's Openreach and Virgin Media O2 (Openreach covers virtually every UK premises, so it'll reach you).
Right now 18 providers are running deals to addresses in Llannon, Carmarthenshire.
What broadband coverage does Llannon, Carmarthenshire have?
Superfast broadband reaches 57% of Llannon, Carmarthenshire premises but gigabit only 35%, so around 22% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Llannon, Carmarthenshire?
Outdoor 5G reaches 92% of Llannon, Carmarthenshire, but 2% of homes get no indoor 4G from any network, so a mobile backup here wants a window.
More areas in Carmarthenshire
Nearby areas
Frequently asked questions
Ready to switch
See what's actually live in Llannon, Carmarthenshire.
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, Carmarthenshirecome 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.