20 providers offer 249 broadband deals in Booker, from £13.50 a month and up to 5,000 Mbps. Typical measured speed is 100 Mbps down and 53 Mbps up, in line with the UK download average.
Best value broadband deal in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
The best value in Booker, Cressex and Castlefield, Buckinghamshire (HP12) 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 Booker, Cressex and Castlefield, Buckinghamshire (HP12)
£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 Booker, Cressex and Castlefield, Buckinghamshire (HP12)
The fastest deal available in Booker, Cressex and Castlefield, Buckinghamshire (HP12) is Full Fibre 5 Gigafast+ from Sky at 5,000 Mbps.
Fastest in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
Full Fibre 5 Gigafast+
3000 Mbps upload · Full Fibre
Best for power users & big households
£80/mo
No rises, no surprises.
£1925 total over 24 months
Cheapest broadband deal in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
The cheapest deal in Booker, Cressex and Castlefield, Buckinghamshire (HP12) is 150Mb Full Fibre CityFibre (24 Months) from 4th Utility at £13.50 a month for 150 Mbps. It's full fibre, so the advertised speed is the speed that reaches the router. The £13.50 is an intro price that rises to £18.00 a month after the intro window, making the real first-year cost £162. giffgaff is essentially level at £15.00 a month. Above the UK average on download.
Cheapest in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
150Mb Full Fibre CityFibre (24 Months)
150 Mbps upload · Full Fibre
Best for 2–3 person homes, 4K streaming
£13.50/mo
for 12 months, then £18/mo
Avg £15.75/mo over contract · £378 total over 24 months
Runner-up on price
£5/mo
for 6 months, then £25/mo
Avg £20/mo over contract · £480 total over 24 months
Compare broadband deals in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
£5/mo
for 6 months, then £25/mo
Avg £20/mo over contract · £480 total over 24 months
£29/mo
rises to £31 in April 2027 (+£2)
Avg £30.50/mo over contract · £732 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
150Mb Full Fibre CityFibre (24 Months)
150 Mbps upload · Full Fibre
Best for 2–3 person homes, 4K streaming
£18.50/mo
for 12 months, then £23.50/mo
Avg £21/mo over contract · £504 total over 24 months
Broadband providers in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
20 providers serve Booker, Cressex and Castlefield, Buckinghamshire (HP12), with Sky the fastest at 5,000 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 Booker, Cressex and Castlefield, Buckinghamshire (HP12) download speed at 100 Mbps.
Upgrade nudge
Room to upgrade in Booker, Cressex and Castlefield, Buckinghamshire (HP12)
Only 18% of the 6,300 connections here are on 300Mbps or faster, even though 85% 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 Booker, Cressex and Castlefield, Buckinghamshire (HP12) line runs 100 Mbps.
Working from home
GreatStreaming and family use
GoodWhat speeds are people actually getting?
Gigabit reaches 85% of Booker, Cressex and Castlefield, Buckinghamshire (HP12), and the fastest available is 1,000 Mbps. The full split by band is below.
Which broadband networks reach Booker, Cressex and Castlefield, Buckinghamshire (HP12)?
The wholesale networks carrying Booker, Cressex and Castlefield, Buckinghamshire (HP12) broadband, from Openreach to Virgin Media and the altnets, read off the live deals.
Live altnets in Booker, Cressex and Castlefield, Buckinghamshire (HP12), drawn from the providers actually selling deals here. Where they reach, the gigabit prices are normally the lowest on the page.
- 4th Utility: 4th Utility, Rise Fibre
- CityFibre: Sky, The One Broadband, Vodafone
And the major networks: Openreach and Virgin Media O2 both reach this area (Openreach is the country-wide baseline, so it's a given).
20 providers compete for Booker, Cressex and Castlefield, Buckinghamshire (HP12) broadband customers right now.
What broadband coverage does Booker, Cressex and Castlefield, Buckinghamshire (HP12) have?
Superfast broadband reaches 98% of Booker, Cressex and Castlefield, Buckinghamshire (HP12) premises but gigabit only 85%, so around 13% of homes can get fast broadband but not the fastest.
Can I rely on mobile broadband in Booker, Cressex and Castlefield, Buckinghamshire (HP12)?
Outdoor 5G reaches 100% of Booker, Cressex and Castlefield, Buckinghamshire (HP12) homes. Here is how mobile holds up if the line drops.
5G & 4G home broadband
Outdoor 5G covers 100% of Booker, Cressex and Castlefield, Buckinghamshire (HP12), enough for a 5G home-broadband hub to stand in for a fixed line.
How Booker, Cressex and Castlefield, Buckinghamshire (HP12) compares within Buckinghamshire
Across 25 postcode districts in Buckinghamshire, 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 Booker, Cressex and Castlefield, Buckinghamshire (HP12)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.