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Full-fibre is now in 84% of London postcodes. Community Fibre, Hyperoptic and CityFibre lead the altnet build; Openreach covers most boroughs.
Always run an address-level postcode check before signing
The deals below are UK-wide. Coverage in London varies street by street — even within the same postcode. Run an Ofcom checker or use the provider's own checker before committing.
Cheaper at the top. Click through, run the address check, and switch on the provider's site.
Be Fibre
Full-fibre is now in 84% of London postcodes. Community Fibre, Hyperoptic and CityFibre lead the altnet build; Openreach covers most boroughs.
Community Fibre is the dominant local alternative-network provider in London. Altnets typically offer faster symmetric speeds (matching upload to download) at lower per-Mbps prices than Openreach-based packages — but coverage is concentrated in select postcodes, so always check at your address first.
Postcodes we regularly see well-served: E, EC, N, NW, SE, SW, W, WC.
Yes — full-fibre coverage in London is now widespread. Full-fibre is now in 84% of London postcodes. Community Fibre, Hyperoptic and CityFibre lead the altnet build; Openreach covers most boroughs. Always run an Ofcom postcode check at your specific address before signing a contract, as availability varies street by street.
As of May 2026, the cheapest live deal we track that's potentially available in London starts at £15.00/month. Final price depends on the postcode-level check at your address.
✓ No setup fee
Major providers using Openreach (BT, Sky, Vodafone, EE, Plusnet, TalkTalk) cover most London postcodes. Community Fibre is a strong local altnet alternative often cheaper per Mbps. Run a postcode check to see which apply at your address.
Gigabit (1000 Mbps) full-fibre is available in many London postcodes via both Openreach FTTP and altnets. Real-world speeds typically come within 90% of advertised speed on full-fibre — check thinkbroadband.com for actual results from neighbours.