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BT broadband

The UK's largest broadband provider, selling full fibre and part fibre on the Openreach network almost everywhere.

The facts

Network
Openreach
Technology
Full fibre, Part fibre (FTTC)
Fastest package
Full Fibre 900 (700Mbps guaranteed minimum)
Contract lengths
12 months, 24 months
Yearly price rise
Rises £4.00 a month every 31 March. From 31 March 2027 for contracts taken out now.
Social tariff
Home Essentials: £16.50 (No Income), £22 or £25 a month, 36Mbps or 67Mbps
Complaints to Ofcom
7 per 100,000 customers (Jan to Mar 2026; average 6)
Automatic compensation
Signed up to Ofcom's scheme
Coverage
Sells wherever Openreach has built, which is most of the UK. Openreach full fibre passed 23.4 million premises by June 2026.
In Scotland
Available across Scotland on the Openreach network.

Worth knowing

  • Publishes a guaranteed minimum speed for each package
  • Shows your 2027 and 2028 prices when you sign up
  • Agreed to buy TalkTalk out of administration in October 2026, subject to approval