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Best broadband deals in West Mainland (KW17)

197 deals reach West Mainland (KW17). The cheapest fixed-line deal is £18.50 a month with Onestream.

Last updated 28 October 202614 providers197 deals
In short

14 providers, including Sky and BT, offer 197 broadband deals, checked . 194 are on a line and 3 by satellite, and the fastest is EE at 1,600 Mbps. Typical measured speed is 29 Mbps down, 71% below the UK download average.

Deals for West Mainland (KW17), checked and refreshed daily.

Best value broadband deal in West Mainland (KW17)

The best value in West Mainland (KW17) is 4th Utility's 300Mb Full Fibre (24 Months), the cheapest deal that is a real step up in speed: £240 across year one, about £20 a month. At 300 Mbps it copes with anything a household runs at once.

How we picked this

The cheapest deal at least 1.3 times faster than the cheapest here, with as much speed per pound. 153 of 194 fixed-line deals qualified. Prices checked 28 October 2026.

Cheapest broadband deal in West Mainland (KW17)

The cheapest deal in West Mainland (KW17) is Fibre 40 from Onestream at £18.50 a month for 40 Mbps. 4th Utility is essentially level at £20.00 a month. Well below the UK average, which shows on a busy evening.

Cheapest in West Mainland (KW17)

Onestream logo

Fibre 40

40Mbps download
Part fibre24-month contract£0 upfront

£18.50/mo

rises to £21.25 in April 2027 (+£2.75)

Full details
How we picked this

The lowest cost over the first year, out of 194 fixed-line deals here. Prices checked 28 October 2026.

Fastest broadband deal in West Mainland (KW17)

The fastest deal available in West Mainland (KW17) is Full Fibre 1.6GB from EE at 1,600 Mbps. Sky matches it at the same top speed.

Fastest in West Mainland (KW17)

EE logo

Full Fibre 1.6GB

1600Mbps download
Full fibre24-month contract£80 Reward Card+£30 upfront

£36.99/mo

rises to £40.99 in March 2027 (+£4)

Full details
How we picked this

The highest advertised download speed out of 197 broadband deals here, the cheaper one on a tie. Prices checked 28 October 2026.

Runner-up on speed

Sky logo

Sky Full Fibre 1.6GB

1600Mbps download
Full fibre24-month contract£95 Gift Card+£5 upfront

£38/mo

may rise during contract

Full details

Compare broadband deals in West Mainland (KW17)

Plusnet logo

Full Fibre 900

900Mbps download
Full fibre24-month contract£150 Reward Card£0 upfront

£26.99/mo

rises to £30.99 in March 2027 (+£4)

Full details
BT logo

Full Fibre 300

300Mbps download
Full fibre24-month contract£120 Reward Card£0 upfront

£25.99/mo

rises to £29.99 in March 2027 (+£4)

Full details
Where these figures come from

Prices checked 28 October 2026.

Broadband providers in West Mainland (KW17)

14 providers serve West Mainland (KW17) including Sky, BT and Vodafone, with EE the fastest at 1,600 Mbps.

Ranked by Ofcom complaints per 100,000 customers, fewest first. What the arrows mean

Ofcom records the typical West Mainland (KW17) download speed at 29 Mbps.

Where these figures come from

Prices checked 28 October 2026.

Satellite broadband in West Mainland (KW17)

Starlink needs a dish with a clear view of the sky. Its home plans cost from £40 to £80 a month on a one-month contract, with £19 upfront.

Broadband in West Mainland (KW17): the local picture

Smaller networks
Two smaller networks carry deals here: Rise Fibre and 4th Utility.

Source: The deals we list in West Mainland (KW17), checked 28 October 2026.

Gigabit, compared
Gigabit broadband reaches 44% of premises here, lower than in 90% of postcode districts across the UK.

Source: Ofcom Connected Nations, data to January 2026.

Is your broadband good enough?

The typical West Mainland (KW17) line runs 29 Mbps.

Working from home

Multiple devices at onceMay slow down
7 Mbps average upload (UK average upload: 27 Mbps).

Streaming and family use

Limited
4K Netflix/YouTube screens1+ at once
Download a film (5GB)~23 min
Household of 4 to 5 peopleMay notice slowdowns

Where these figures come from: Ofcom Connected Nations, data to January 2026.

What speeds are people actually getting?

Gigabit reaches 44% of West Mainland (KW17). The full split by band is below.

300Mbps+ (Ultrafast fibre)1%
30 to 300Mbps (Superfast)41%
10 to 30Mbps (Standard)31%
Under 10Mbps (Below decent)27%
~1,200homes here could already be on a faster line than they are.

Where these figures come from: Ofcom Connected Nations, data to January 2026.

What broadband coverage does West Mainland (KW17) have?

Superfast broadband reaches 82% of West Mainland (KW17) premises but gigabit only 44%, so around 38% of homes can get fast broadband but not the fastest.

1.4%
below decent broadband
Almost every premises in West Mainland (KW17) meets the minimum broadband standard, though slightly above the UK average of 0.4%.
MetricWest Mainland (KW17)UK AvgDiff
Superfast (30Mbps+)82.3%94.6%-13.0%
Ultrafast (100Mbps+)44.2%81.0%-45.5%
Ultrafast (300 Mbps+)44.2%82.6%-46.5%
Gigabit-capable44.2%80.1%-44.9%
Below decent broadband1.4%0.4%Worse

Where these figures come from: Ofcom Connected Nations, data to January 2026. See how every UK region compares in The State of UK Broadband.

Can I rely on mobile broadband in West Mainland (KW17)?

Outdoor 5G reaches 78% of West Mainland (KW17), but 2% of homes get no indoor 4G from any network, so a mobile backup here wants a window.

4G indoor coverage
73%
from all major networks indoors
5G availability
78%
outdoor 5G from at least one network
Next-gen 5G
77%
standalone 5G, lower latency
No 4G indoors
1.6%
no 4G signal at all indoors

What the two 5G figures mean

Mobile coverage here works as a short-term fallback but isn't reliable enough for everyday use. We don't recommend a 5G hub as your primary broadband.

Where these figures come from: Ofcom Connected Nations, data to January 2026.

How West Mainland (KW17) compares within Orkney Islands

Across 3 postcode districts in Orkney Islands, by connection count, typical speed and gigabit coverage.

Connections
2nd of 3
40.7% of Orkney Islands · 2,778 connections
Typical speed
3rd of 3
29 Mbps · Orkney Islands 41 Mbps
Gigabit coverage
1st of 3
44% · Orkney Islands 30%
Largest postcode districts in Orkney Islands
AreaConnections
West Mainland (KW17)2,778
Fastest postcode districts in Orkney Islands
AreaTypical speed
West Mainland (KW17)29 Mbps
Best gigabit coverage in Orkney Islands
AreaGigabit
West Mainland (KW17)44%

Where these figures come from: Ofcom Connected Nations, data to January 2026.

Frequently asked questions

What broadband speed can I get in West Mainland (KW17)?
Typical speeds in West Mainland (KW17) are 29 Mbps, behind the UK average. Slow speeds are often down to an older package rather than the line itself, so it is worth comparing what is on offer.
Can I get fibre broadband in West Mainland (KW17)?
Fibre is available in much of West Mainland (KW17), though not everywhere: gigabit broadband reaches 44% of premises. Check your address to see if yours is one of them.
What is the cheapest broadband in West Mainland (KW17)?
Onestream's Fibre 40 is the cheapest deal in West Mainland (KW17) right now, at £18.50 a month for 40 Mbps over part-fibre. If you pay more than this for a similar speed, it may be worth switching.
Why is my broadband slow in West Mainland (KW17)?
It isn't just you: the typical speed in West Mainland (KW17) is 29 Mbps, below the UK average of 101 Mbps. For many people, though, slow broadband comes from an old package rather than the network, and a faster one may be available on the same line.
Is mobile coverage good in West Mainland (KW17)?
For most people in West Mainland (KW17), mobile is fine as a backup, as indoor 4G from all networks reaches 73% of premises. Signal can differ from one address to the next, so test it at home before you rely on it.
What upload speed can I get in West Mainland (KW17)?
Upload speeds in West Mainland (KW17) average around 7 Mbps. A full-fibre (FTTP) connection delivers the best upload performance.
Can I get gigabit broadband in West Mainland (KW17)?
Gigabit broadband reaches 44% of premises in West Mainland (KW17) today. If the next street has it, that doesn't mean yours does, so check your own address.

Ready to switch

See what's actually live in West Mainland (KW17).

Compiled by the FindBroadband team: how these local pages work and how we rank deals.