Ofcom data · 258 postcodes

CF43 broadband coverage — Rhondda Cynon Taf

Full-fibre, gigabit and superfast broadband availability across the CF43 postcode district, plus business broadband and leased-line options for Rhondda Cynon Taf.

Strong coverage

Superfast (30Mb+)

97%

Ultrafast (300Mb+)

6.9%

Gigabit-capable

6.9%

Below USO (10Mb)

Check broadband at your exact CF43 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 CF43

Broadband availability in the CF43 postcode district (Rhondda Cynon Taf) is Strong — superfast is near-universal and gigabit is rolling out. Across the 258 postcodes Ofcom measures in CF43, superfast broadband (30 Mbit/s or faster) reaches 97% of premises and gigabit-capable lines are available to 6.9%.

Around 0% of premises in CF43 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 CF43

Postcode	Superfast	Gigabit
CF43 3AA	100%	0%
CF43 3AB	100%	0%
CF43 3AD	100%	0%
CF43 3AE	100%	0%
CF43 3AJ	100%	0%
CF43 3AN	100%	0%
CF43 3AP	100%	0%
CF43 3AR	100%	61.8%
CF43 3AS	98.3%	33.9%
CF43 3AT	98.4%	0%

Business broadband & leased lines in Rhondda Cynon Taf

Whether the CF43 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 CF43

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

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Nearby CF districts

CF14 — 89.3% gigabit CF5 — 87.5% gigabit CF83 — 85.9% gigabit CF24 — 95.2% gigabit CF44 — 65.7% gigabit CF31 — 80.8% gigabit CF3 — 86.7% gigabit CF62 — 92.4% gigabit CF64 — 85.5% gigabit CF23 — 82% gigabit

See all Cardiff (CF) broadband coverage ›

Frequently asked questions

What broadband speeds are available in the CF43 area (Rhondda Cynon Taf)?

In the CF43 area (Rhondda Cynon Taf), superfast broadband (30 Mbit/s+) is available to approximately 97% of premises and gigabit-capable broadband to around 6.9%, 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 CF43 area (Rhondda Cynon Taf)?

Gigabit-capable coverage in the CF43 area (Rhondda Cynon Taf) stands at about 6.9% 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 CF43 area (Rhondda Cynon Taf)?

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 CF43 area (Rhondda Cynon Taf)?

Most UK providers serve the CF43 area (Rhondda Cynon Taf) 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.