CF42 broadband and area guide
Ofcom coverage, connection speeds, house prices and local data for 309 postcodes across 2 sectors in Rhondda Cynon Taf.
Full fibre
0%
Gigabit
85%
Superfast
98%
Postcodes
309
CF42 encompasses 309 postcodes in Rhondda Cynon Taf with reliably strong gigabit availability and a narrow tail of slower postcodes.
Broadband speeds in CF42
Share of CF42 premises by the fastest download speed available, averaged across all 309 postcodes in the district.
85.4% support gigabit, 98.1% are superfast-capable, and 0% wireless infrastructure. Only 0.3% fall below 10 Mbps, and none miss the universal service obligation. The 12.7% residual sits in the 30-300 Mbps band. All gigabit delivery is wired. The postcode delivers high average performance across all tiers, with the digital divide essentially absent. CF42's profile is typical of well-served suburban areas where incumbents and altnets have both invested. The 12.7% middle tier reflects postcodes where gigabit was not deployed but superfast was, a common pattern in areas built out sequentially rather than simultaneously.
Source: Ofcom Connected Nations. Percentages are district-wide averages of postcode-level availability, so rows may not sum to exactly 100%.
Connectivity in detail
Below 10 Mbps USO
0%
Premises unable to get the 10 Mbps universal service minimum
Fixed wireless
0%
Premises that can use a fixed wireless access service
Broadband by sector
CF42 splits into 2 postcode sectors. Coverage and prices can differ street by street, so open a sector below to find your exact postcode.
| Sector | Postcodes | Superfast | Full fibre | Gigabit |
|---|---|---|---|---|
| CF42 5 | 147 | 98% | 0% | 81% |
| CF42 6 | 162 | 98% | 0% | 89% |
All CF42 5 postcodes (147)
All CF42 6 postcodes (162)
Best deals
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Living in Rhondda Cynon Taf
Most households in CF42 will have access to gigabit. For the smaller minority in the 30-300 Mbps bracket, superfast is still reliable.
Remote worker score
55/100
Connectivity and amenities for home working
Family score
50/100
Schools, safety and family amenities
Value score
50/100
What you get for the local price level
CF42 broadband FAQs
What share of CF42 reaches gigabit?
85.4% of the 309 postcodes, all via wired infrastructure.
Are there postcodes with digital exclusion concerns?
No. 0.3% are below 10 Mbps, and 0% miss the universal service obligation.
What's the 30-300 Mbps contingent in CF42?
12.7% of postcodes occupy this middle tier, still well above the USO floor.
Does CF42 use wireless infrastructure for gigabit?
No. All gigabit is delivered via wired cable or fibre networks.
Neighbouring districts
Check your exact postcode
Every postcode in CF42 has its own page with broadband speeds, house prices, school ratings and crime stats. You can also compare providers for your address.
Data sources: Broadband data from Ofcom Connected Nations 2025 · House prices from HM Land Registry · Crime from Police.uk · See all data sources