Ofcom data · 485 postcodes

TR3 broadband coverage — Cornwall

Full-fibre, gigabit and superfast broadband availability across the TR3 postcode district, plus business broadband and leased-line options for Cornwall.

Good coverage

Superfast (30Mb+)

87.7%

Ultrafast (300Mb+)

22%

Gigabit-capable

22%

Below USO (10Mb)

0.4%

Check broadband at your exact TR3 postcode

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

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Broadband in TR3

Broadband availability in the TR3 postcode district (Cornwall) is Good — superfast broadband reaches most premises. Across the 485 postcodes Ofcom measures in TR3, superfast broadband (30 Mbit/s or faster) reaches 87.7% of premises and gigabit-capable lines are available to 22%.

Around 0.4% of premises in TR3 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 TR3

Postcode	Superfast	Gigabit
TR3 6AA	0%	0%
TR3 6AB	0%	0%
TR3 6AD	0%	0%
TR3 6AE	90.9%	90.9%
TR3 6AF	100%	100%
TR3 6AG	86.1%	63.9%
TR3 6AH	50%	50%
TR3 6AJ	57.1%	28.6%
TR3 6AL	100%	100%
TR3 6AN	50%	50%

Business broadband & leased lines in Cornwall

Whether the TR3 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 TR3

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

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Nearby TR districts

TR11 — 71.5% gigabit TR14 — 63.6% gigabit TR18 — 70.8% gigabit TR1 — 70.2% gigabit TR13 — 53% gigabit TR15 — 69.1% gigabit TR16 — 27.4% gigabit TR7 — 55.7% gigabit TR26 — 13% gigabit TR8 — 48.3% gigabit

See all Truro (TR) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the TR3 area (Cornwall)?

In the TR3 area (Cornwall), superfast broadband (30 Mbit/s+) is available to approximately 87.7% of premises and gigabit-capable broadband to around 22%, 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 TR3 area (Cornwall)?

Gigabit-capable coverage in the TR3 area (Cornwall) stands at about 22% 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 TR3 area (Cornwall)?

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 TR3 area (Cornwall)?

Most UK providers serve the TR3 area (Cornwall) 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.