20 providers offer 223 broadband deals in Treorchy, from £15.00 a month and up to 2,000 Mbps. Typical measured speed is 62 Mbps down and 14 Mbps up, 39% below the UK download average.
Best value broadband deal in Treorchy, Rhondda Cynon Taf
The best value in Treorchy, Rhondda Cynon Taf 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 Treorchy, Rhondda Cynon Taf
£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 Treorchy, Rhondda Cynon Taf
The fastest deal available in Treorchy, Rhondda Cynon Taf is Gig2 Fibre broadband + Netflix from Virgin Media O2 at 2,000 Mbps. Next fastest is Full Fibre 1.6GB Premium from EE at 1,600 Mbps.
Fastest in Treorchy, Rhondda Cynon Taf
Gig2 Fibre broadband + Netflix
200 Mbps upload · Hybrid Fibre-Coaxial
Best for power users & big households
£51.99/mo
rises to £55.99 in April 2027 (+£4)
Avg £54.99/mo over contract · £1320 total over 24 months
Runner-up on speed
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
Cheapest broadband deal in Treorchy, Rhondda Cynon Taf
The cheapest deal in Treorchy, Rhondda Cynon Taf is Fast 24m from giffgaff at £5.00 a month for 200 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £5.00 is an intro price that rises to £25.00 a month after the intro window, making the real first-year cost £180. Comfortably faster than the UK average.
Cheapest in Treorchy, Rhondda Cynon Taf
£5/mo
for 6 months, then £25/mo
Avg £20/mo over contract · £480 total over 24 months
Compare broadband deals in Treorchy, Rhondda Cynon Taf
£5/mo
for 6 months, then £28/mo
Avg £22.25/mo over contract · £534 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 Treorchy, Rhondda Cynon Taf
20 providers serve Treorchy, Rhondda Cynon Taf, with Virgin Media O2 the fastest at 2,000 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 Treorchy, Rhondda Cynon Taf download speed at 62 Mbps.
Upgrade nudge
Room to upgrade in Treorchy, Rhondda Cynon Taf
Only 0% of the 2,000 connections here are on 300Mbps or faster, even though 91% 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 Treorchy, Rhondda Cynon Taf line runs 62 Mbps.
Working from home
OKStreaming and family use
OKWhat speeds are people actually getting?
Gigabit reaches 91% of Treorchy, Rhondda Cynon Taf, and the fastest available is 550 Mbps. The full split by band is below.
Which broadband networks reach Treorchy, Rhondda Cynon Taf?
The wholesale networks carrying Treorchy, Rhondda Cynon Taf broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Altnets present in Treorchy, Rhondda Cynon Taf, derived from who is actually selling into addresses here. Worth checking your specific address because their footprints can stop and start a few doors apart.
- CityFibre: Sky, The One Broadband, Vodafone
- 4th Utility: 4th Utility, Rise Fibre
Openreach and Virgin Media O2 run alongside the altnets in Treorchy, Rhondda Cynon Taf (Openreach reaches every address that a postman can find).
Provider competition in Treorchy, Rhondda Cynon Taf: 20 providers actively in the market.
What broadband coverage does Treorchy, Rhondda Cynon Taf have?
Superfast broadband reaches 99% of Treorchy, Rhondda Cynon Taf premises but gigabit only 91%, so around 8% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Treorchy, Rhondda Cynon Taf?
Outdoor 5G reaches 98% of Treorchy, Rhondda Cynon Taf homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 98% of Treorchy, Rhondda Cynon Taf, enough for a 5G home-broadband hub to stand in for a fixed line.
More areas in Rhondda Cynon Taf
Nearby areas
Frequently asked questions
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See what's actually live in Treorchy, Rhondda Cynon Taf.
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* 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 Treorchy, Rhondda Cynon Tafcome 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.