Ofcom data · 529 postcodes

CT17 broadband coverage — Dover

Full-fibre, gigabit and superfast broadband availability across the CT17 postcode district, plus business broadband and leased-line options for Dover.

Strong coverage

Superfast (30Mb+)

96.3%

Ultrafast (300Mb+)

78.3%

Gigabit-capable

78.3%

Below USO (10Mb)

0.5%

Check broadband at your exact CT17 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 CT17

Broadband availability in the CT17 postcode district (Dover) is Strong — superfast is near-universal and gigabit is rolling out. Across the 529 postcodes Ofcom measures in CT17, superfast broadband (30 Mbit/s or faster) reaches 96.3% of premises and gigabit-capable lines are available to 78.3%.

Around 0.5% of premises in CT17 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 CT17

Postcode	Superfast	Gigabit
CT17 0AA	100%	100%
CT17 0AB	100%	100%
CT17 0AD	100%	100%
CT17 0AE	100%	100%
CT17 0AF	100%	100%
CT17 0AG	100%	87.2%
CT17 0AH	100%	100%
CT17 0AJ	100%	100%
CT17 0AL	100%	100%
CT17 0AN	100%	100%

Business broadband & leased lines in Dover

Whether the CT17 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 CT17

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

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Nearby CT districts

CT14 — 74.7% gigabit CT9 — 73.2% gigabit CT6 — 82.7% gigabit CT5 — 75.6% gigabit CT1 — 57.9% gigabit CT11 — 75.1% gigabit CT4 — 28.8% gigabit CT3 — 36.8% gigabit CT10 — 80.6% gigabit CT2 — 35.7% gigabit

See all Canterbury (CT) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the CT17 area (Dover)?

In the CT17 area (Dover), superfast broadband (30 Mbit/s+) is available to approximately 96.3% of premises and gigabit-capable broadband to around 78.3%, 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 CT17 area (Dover)?

Gigabit-capable coverage in the CT17 area (Dover) stands at about 78.3% 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 CT17 area (Dover)?

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 CT17 area (Dover)?

Most UK providers serve the CT17 area (Dover) 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.