Ofcom data · 704 postcodes

UB4 broadband coverage — Hillingdon

Full-fibre, gigabit and superfast broadband availability across the UB4 postcode district, plus business broadband and leased-line options for Hillingdon.

Excellent coverage

Superfast (30Mb+)

97.8%

Ultrafast (300Mb+)

94.4%

Gigabit-capable

94.4%

Below USO (10Mb)

Check broadband at your exact UB4 postcode

District figures are an average — get the precise availability, full-fibre status and mobile signal for your address.

Check my postcode ›

Broadband in UB4

Broadband availability in the UB4 postcode district (Hillingdon) is Excellent — gigabit-capable full fibre is widely available. Across the 704 postcodes Ofcom measures in UB4, superfast broadband (30 Mbit/s or faster) reaches 97.8% of premises and gigabit-capable lines are available to 94.4%.

Around 0% of premises in UB4 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.

Sample postcodes in UB4

Postcode	Superfast	Gigabit
UB4 0AA	100%	100%
UB4 0AB	100%	100%
UB4 0AD	100%	100%
UB4 0AE	100%	100%
UB4 0AF	100%	100%
UB4 0AG	100%	100%
UB4 0AH	100%	100%
UB4 0AJ	100%	100%
UB4 0AL	100%	100%
UB4 0AN	100%	100%

Business broadband & leased lines in Hillingdon

Whether the UB4 district has full fibre yet or not, we can connect your business. Where FTTP and gigabit are live we quote ultrafast full-fibre; where they aren't, a leased line still delivers guaranteed, symmetric speeds with an SLA. We also handle mobile coverage and VoIP for the same site.

Get a business broadband quote for UB4

Free, no obligation — full fibre, leased line or FTTC, matched to what's actually available at your postcode.

Get my quote ›

Nearby UB districts

UB3 — 92.5% gigabit UB6 — 90.3% gigabit UB5 — 89.9% gigabit UB8 — 80% gigabit UB10 — 89.4% gigabit UB7 — 81.4% gigabit UB1 — 81.4% gigabit UB2 — 77.7% gigabit UB9 — 61.6% gigabit UB11 — 3.9% gigabit

See all Uxbridge (UB) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the UB4 area (Hillingdon)?

In the UB4 area (Hillingdon), superfast broadband (30 Mbit/s+) is available to approximately 97.8% of premises and gigabit-capable broadband to around 94.4%, based on Ofcom Connected Nations data. Exact availability varies by postcode — enter your full postcode in our checker for a precise result.

Can I get full-fibre or gigabit broadband in the UB4 area (Hillingdon)?

Gigabit-capable coverage in the UB4 area (Hillingdon) stands at about 94.4% of premises. Where gigabit and full-fibre (FTTP) are live, businesses can order symmetric, low-latency connections — ideal for cloud, VoIP and multi-site working. If full fibre hasn't reached your premises yet, a leased line can still deliver guaranteed gigabit speeds.

How do I check broadband at my exact address in the UB4 area (Hillingdon)?

Use the free broadband postcode checker on this page: enter your postcode to see fixed-broadband availability, gigabit/full-fibre coverage and mobile signal for all four networks at that location, sourced from official Ofcom data.

Who provides business broadband in the UB4 area (Hillingdon)?

Most UK providers serve the UB4 area (Hillingdon) over the Openreach and (where present) CityFibre or Virgin Media networks. Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines across the area — request a quote to compare options for your postcode.

Broadband availability data © 2026 Ofcom (Connected Nations), licensed under the Open Government Licence v3.0. Figures are area averages and predictions; availability at an individual address may differ — always confirm with a postcode-level check.