18 providers offer 215 broadband deals in Cumnock and New Cumnock, from £15.00 a month and up to 2,000 Mbps. Typical measured speed is 66 Mbps down and 18 Mbps up, 35% below the UK download average.
Best value broadband deal in Cumnock and New Cumnock, East Ayrshire (KA18)
The best value in Cumnock and New Cumnock, East Ayrshire (KA18) 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 Cumnock and New Cumnock, East Ayrshire (KA18)
£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 Cumnock and New Cumnock, East Ayrshire (KA18)
The fastest deal available in Cumnock and New Cumnock, East Ayrshire (KA18) 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 Cumnock and New Cumnock, East Ayrshire (KA18)
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 Cumnock and New Cumnock, East Ayrshire (KA18)
The cheapest deal in Cumnock and New Cumnock, East Ayrshire (KA18) 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 Cumnock and New Cumnock, East Ayrshire (KA18)
£5/mo
for 6 months, then £25/mo
Avg £20/mo over contract · £480 total over 24 months
Compare broadband deals in Cumnock and New Cumnock, East Ayrshire (KA18)
£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 Cumnock and New Cumnock, East Ayrshire (KA18)
18 providers serve Cumnock and New Cumnock, East Ayrshire (KA18), 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 Cumnock and New Cumnock, East Ayrshire (KA18) download speed at 66 Mbps.
Upgrade nudge
Room to upgrade in Cumnock and New Cumnock, East Ayrshire (KA18)
Only 7% of the 5,400 connections here are on 300Mbps or faster, even though 62% 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 Cumnock and New Cumnock, East Ayrshire (KA18) line runs 66 Mbps.
Working from home
OKStreaming and family use
OKWhat speeds are people actually getting?
Gigabit reaches 62% of Cumnock and New Cumnock, East Ayrshire (KA18), and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Cumnock and New Cumnock, East Ayrshire (KA18)?
The wholesale networks carrying Cumnock and New Cumnock, East Ayrshire (KA18) broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Full-fibre altnets that have rolled out in Cumnock and New Cumnock, East Ayrshire (KA18). 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
Plus Openreach and Virgin Media O2 (Openreach is on every street, so the interesting variable is the altnets).
Today's live count in Cumnock and New Cumnock, East Ayrshire (KA18): 18 providers on the page.
What broadband coverage does Cumnock and New Cumnock, East Ayrshire (KA18) have?
Superfast broadband reaches 96% of Cumnock and New Cumnock, East Ayrshire (KA18) premises but gigabit only 62%, so around 34% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Cumnock and New Cumnock, East Ayrshire (KA18)?
Outdoor 5G reaches 94% of Cumnock and New Cumnock, East Ayrshire (KA18) homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 94% of Cumnock and New Cumnock, East Ayrshire (KA18), enough for a 5G home-broadband hub to stand in for a fixed line.
How Cumnock and New Cumnock, East Ayrshire (KA18) compares within East Ayrshire
Across 9 postcode districts in East Ayrshire, by premises count, typical speed and gigabit coverage.
Nearby areas
Frequently asked questions
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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 Cumnock and New Cumnock, East Ayrshire (KA18)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.