Ofcom data · 682 postcodes

EX23 broadband coverage — Cornwall

Full-fibre, gigabit and superfast broadband availability across the EX23 postcode district, plus business broadband and leased-line options for Cornwall.

Strong coverage

Superfast (30Mb+)

89.1%

Ultrafast (300Mb+)

54.9%

Gigabit-capable

54.9%

Below USO (10Mb)

0.8%

Check broadband at your exact EX23 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 EX23

Broadband availability in the EX23 postcode district (Cornwall) is Strong — superfast is near-universal and gigabit is rolling out. Across the 682 postcodes Ofcom measures in EX23, superfast broadband (30 Mbit/s or faster) reaches 89.1% of premises and gigabit-capable lines are available to 54.9%.

Around 0.8% of premises in EX23 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 EX23

Postcode	Superfast	Gigabit
EX23 0AA	100%	0%
EX23 0AB	100%	0%
EX23 0AD	96.8%	0%
EX23 0AE	100%	0%
EX23 0AF	100%	8.7%
EX23 0AG	68%	0%
EX23 0AH	83.3%	0%
EX23 0AJ	86.2%	0%
EX23 0AL	37.5%	0%
EX23 0AN	60.7%	17.9%

Business broadband & leased lines in Cornwall

Whether the EX23 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 EX23

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

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Nearby EX districts

EX4 — 84.7% gigabit EX2 — 87.9% gigabit EX39 — 81.6% gigabit EX16 — 49.3% gigabit EX5 — 58.4% gigabit EX8 — 96.3% gigabit EX20 — 36.1% gigabit EX17 — 40.3% gigabit EX31 — 77% gigabit EX14 — 71% gigabit

See all Exeter (EX) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the EX23 area (Cornwall)?

In the EX23 area (Cornwall), superfast broadband (30 Mbit/s+) is available to approximately 89.1% of premises and gigabit-capable broadband to around 54.9%, 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 EX23 area (Cornwall)?

Gigabit-capable coverage in the EX23 area (Cornwall) stands at about 54.9% 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 EX23 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 EX23 area (Cornwall)?

Most UK providers serve the EX23 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.