London broadband coverage
Full-fibre, gigabit and superfast availability across London, plus business broadband and leased-line options for local firms.
Strong coverage
Superfast (30Mb+)
91%
Ultrafast (300Mb+)
78.2%
Gigabit-capable
78.2%
Below USO (10Mb)
0.1%
Check broadband at your exact London postcode
Town figures are an average across districts — get the precise availability, full-fibre status and mobile signal for your address.
Broadband in London
London spans the EC1, EC2, EC3, EC4, WC1, WC2 postcode districts. Across the area, superfast broadband (30 Mbit/s+) reaches around 91% of premises and gigabit-capable connections are available to roughly 78.2%, based on Ofcom Connected Nations data. Coverage is strongest in central districts and thins towards the edges — check the district breakdown below, or run a postcode-level check for the definitive answer at your address.
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London districts compared
| District | Area | Superfast | Gigabit |
|---|---|---|---|
| N1 | Camden | 98.5% | 91.6% |
| SE1 | Lambeth | 88.2% | 76.7% |
| E1 | City of London | 86.4% | 66.4% |
Business broadband & leased lines in London
Connection Technologies arranges business broadband, full-fibre (FTTP), leased lines and VoIP for firms across London. Where gigabit full fibre is live we quote ultrafast symmetric connections; everywhere else a leased line still guarantees the speed and SLA your business depends on. We also handle mobile coverage for the same site.
Get a business broadband quote in London
Free and no obligation — full fibre, leased line or FTTC, matched to what's available at your postcode.
See all GREATER LONDON (GREATER LONDON) broadband coverage ›
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Frequently asked questions
What broadband speeds are available in London?
Can I get full-fibre or gigabit broadband in London?
How do I check broadband at my exact address in London?
Who provides business broadband in London?
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.