Ofcom data · 367 postcodes

KT21 broadband coverage — Mole Valley

Full-fibre, gigabit and superfast broadband availability across the KT21 postcode district, plus business broadband and leased-line options for Mole Valley.

Strong coverage

Superfast (30Mb+)

97.4%

Ultrafast (300Mb+)

69.4%

Gigabit-capable

69.4%

Below USO (10Mb)

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

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Broadband in KT21

Broadband availability in the KT21 postcode district (Mole Valley) is Strong — superfast is near-universal and gigabit is rolling out. Across the 367 postcodes Ofcom measures in KT21, superfast broadband (30 Mbit/s or faster) reaches 97.4% of premises and gigabit-capable lines are available to 69.4%.

Around 0% of premises in KT21 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 KT21

Postcode	Superfast	Gigabit
KT21 1AA	100%	50%
KT21 1AF	100%	0%
KT21 1AG	0%	0%
KT21 1AL	100%	50%
KT21 1AT	100%	100%
KT21 1AW	100%	60%
KT21 1AZ	100%	77.8%
KT21 1BD	100%	100%
KT21 1BE	100%	100%
KT21 1BH	100%	100%

Business broadband & leased lines in Mole Valley

Whether the KT21 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 KT21

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

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Nearby KT districts

KT12 — 88.6% gigabit KT22 — 65.1% gigabit KT13 — 68.6% gigabit KT3 — 89.7% gigabit KT6 — 82.2% gigabit KT15 — 83.6% gigabit KT19 — 95.2% gigabit KT17 — 95.1% gigabit KT2 — 74.8% gigabit KT20 — 64.7% gigabit

See all Kingston upon Thames (KT) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the KT21 area (Mole Valley)?

In the KT21 area (Mole Valley), superfast broadband (30 Mbit/s+) is available to approximately 97.4% of premises and gigabit-capable broadband to around 69.4%, 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 KT21 area (Mole Valley)?

Gigabit-capable coverage in the KT21 area (Mole Valley) stands at about 69.4% 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 KT21 area (Mole Valley)?

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 KT21 area (Mole Valley)?

Most UK providers serve the KT21 area (Mole Valley) 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.