CF37 postcode
Broadband in CF37 3NU
Ynysybwl and Coed-y-cwm, Rhondda Cynon Taf
Superfast broadband covers 100% of premises here.
Free, independent comparison · Ofcom verified data · Updated 19 March 2026
Flood Risk
Low
Fibre (FTTP)
No
Best speed
~30 Mbps
Speed Calculator
Adjust the options below to see how much broadband speed your household needs.
HD uses ~5 Mbps per person. 4K uses ~25 Mbps.
Each person on calls needs around 10 Mbps.
Competitive gaming needs low latency as much as raw speed.
Cameras, thermostats, speakers and similar devices each use a few Mbps.
The best available speed at CF37 3NU is ~30 Mbps. That covers your 14 Mbps estimate.
Speed Test
Check your current download speed and see how it compares to what is available at CF37 3NU.
The test downloads a 2 MB file from our server and measures how long it takes.
This test measures download speed only. Results vary depending on network conditions.
Broadband availability
Source: Ofcom Connected Nations 2025 (Jul 2025)
| Technology | Available | Coverage | Typical Speed |
|---|---|---|---|
| Standard (ADSL) | 100% | 100% | 10-20 Mbps |
| Superfast (30+ Mbps) | 100% | 100% | 30-80 Mbps |
| Ultrafast (100+ Mbps) | 0% | 0% | 100-300 Mbps |
| Full Fibre (FTTP) | N/A | N/A | 300-900 Mbps |
| Gigabit | 0% | 0% | 900-1,000 Mbps |
Speed Distribution at CF37 3NU
Source: Ofcom Connected Nations 2025
Mobile coverage
4G & 5G coverage · Ofcom Connected Nations 2025
4G Outdoor
4G Indoor
5G Outdoor
Networks with 4G
Schools nearby
Nearest schools within 5 miles · Ofsted ratings as at Jan 2026
Compare broadband in CF37 3NU
Find the best broadband packages available at your address.
Flood risk
🟡
Flood risk: Low
This postcode is in undefined — low risk of flooding from rivers and sea.
Flood Zone
Risk Level
Low
Air quality
Particulate matter & nitrogen dioxide levels
air quality
Air quality data not available.
WHO guideline: 15 μg/m³
WHO guideline: 45 μg/m³
WHO guideline: 25 μg/m³
Transport links
Nearest train stations and towns
Nearest train stations
No train stations found within 15 miles
Council tax bands
Band distribution for Rhondda Cynon Taf
Most common: Band
Annual council tax estimates for , 2024/25
Ready to switch? See what's available at your address.
Check Deals →Living near CF37 3NU
CF37 3NU sits in Ynysybwl and Coed-y-cwm, part of Rhondda Cynon Taf. This guide covers broadband speeds, house prices, schools, and more. Every figure comes from verified public data sources. Use it alongside your own research when comparing areas.
100% of premises at CF37 3NU can access superfast broadband. The UK average is 93%. This postcode meets or exceeds that benchmark.
Looking at the full speed profile for CF37 3NU gives a better picture of what to expect. 100% of connections fall in the 30 to 300 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.
Here is how the broadband at CF37 3NU maps against common household needs. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.
60% of properties at CF37 3NU can get Fixed Wireless Access broadband. This can be a useful alternative where fibre rollout is incomplete. FWA coverage is strong here. Providers like Three and EE offer home broadband over their mobile networks.
0% of premises at CF37 3NU fall below the Universal Service Obligation of 10 Mbps. Every property here meets the minimum standard. That is not the case everywhere. Next-generation access (NGA) reaches 100% of the area. NGA typically means speeds of 24 Mbps or above.
Flood risk at CF37 3NU is rated Low. Minor precautions may be worth considering. Check with insurers about any loading on premiums.
The three most common bands are D (25%), C (20%), E (20%). Band D corresponds to 1991 property values of £68,001 to £88,000. Current values are typically much higher. The spread across mid-range bands suggests a varied housing stock.
4G outdoor coverage at CF37 3NU reaches 95%. Indoor 4G drops to 85%. Some signal loss indoors is normal. Most calls and data should still work inside. Coverage data covers EE, O2, Three, Vodafone. Check each operator individually, as coverage varies by network.
Suitability scores for CF37 3NU: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.
CF37 3NU falls within the Rhondda Cynon Taf local authority area. The immediate area is Ynysybwl and Coed-y-cwm, a distinct community within the wider district. The CF37 postcode area contains 866 postcodes on this site. Superfast broadband across CF37 ranges from 0% to 100%. CF37 3NU is above the area average of 94%.
How does CF37 3NU compare to its neighbours? CF37 3PB (0.06 miles, ynysybwl-and-coed-y-cwm) has 100% superfast coverage and 0% gigabit. Coverage is broadly similar across these neighbouring postcodes.
When choosing a broadband provider at CF37 3NU, check what technology reaches your specific address. Availability varies by street and sometimes by building. If fibre is unavailable, consider 4G home broadband or satellite as alternatives. Speeds may still be adequate for most uses. Compare contract lengths, total costs over the term, and exit fees. The cheapest monthly rate is not always the best deal.
Every part of Ynysybwl and Coed-y-cwm has its own feel. This data gives you the factual starting point. A visit fills in the rest.
Pulling the data together for CF37 3NU, here is what stands out. Connectivity at CF37 3NU is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Rhondda Cynon Taf as a local authority area has its own planning priorities, council services, and infrastructure investment plans. Check the council website for the latest. The data covers what can be measured. Ynysybwl and Coed-y-cwm has its own character that numbers alone cannot capture. Use these figures as a filter, then visit to get the full picture.
Data sources include Ofcom (broadband and mobile), Land Registry (house prices), Police.uk (crime), Ofsted (schools), Environment Agency (flood risk), and Open-Meteo (air quality). Council tax data comes from the Valuation Office Agency. EPC data is from DLUHC. Transport data uses NaPTAN. Speed distribution figures are from Ofcom Connected Nations. All figures are the latest available at the time of writing.
Numbers tell part of the story for CF37 3NU. Visit at different times of day. Talk to neighbours. Check mobile signal indoors. Walk the route to the nearest school or station. Test the broadband speed from inside the property. These things do not show up in data.
CF37 3NU in Ynysybwl and Coed-y-cwm: broadband, house prices, crime, schools, and more. All from verified sources. Run a speed test above for a live reading. Compare with nearby postcodes to see how this area stacks up against its neighbours.
More local data is being added for this postcode
This page already has postcode-specific content, and more data-backed sections will appear as the remaining local datasets finish processing.
Frequently asked questions about CF37 3NU
What are the broadband speeds available at CF37 3NU?
Superfast broadband (30 Mbps+) is available to 100% of premises at CF37 3NU.
What is the average house price near CF37 3NU?
No recent house price data is available for CF37 3NU.
What is the flood risk for properties at CF37 3NU?
CF37 3NU has a Low flood risk rating. Check Environment Agency maps for detail.
What schools are nearby in the CF37 3NU area?
School data for CF37 3NU is being updated. Check the Get Information About Schools service for the latest.
How does crime rate in CF37 3NU compare to other areas?
Crime data for this area is being updated.
How suitable is CF37 3NU for remote working?
CF37 3NU scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.
What is the mobile signal like at CF37 3NU?
4G outdoor coverage at CF37 3NU is 95%. Indoor coverage may be lower.
What is the most common energy efficiency rating near CF37 3NU?
EPC data for CF37 3NU is being updated. Check the EPC register for individual property ratings.
What is the council tax band distribution at CF37 3NU?
Council tax band information for CF37 3NU is being updated.
How accessible are GP surgeries near CF37 3NU?
GP surgery data for CF37 3NU is being updated. Check NHS.uk for the latest.
What transport links are available near CF37 3NU?
Transport data for CF37 3NU is being updated.
Is CF37 3NU a suitable area for families?
CF37 3NU scores 50/100 for family suitability. Check school and crime sections above for detail.
What is the air quality like at CF37 3NU?
Air quality data for CF37 3NU is being updated.
How far is the nearest EV charging point from CF37 3NU?
EV charging data for CF37 3NU is being updated. Check Zap-Map for the latest.
Can I get full fibre broadband at CF37 3NU?
Full fibre availability at CF37 3NU is being updated. Check Openreach for the latest rollout status.
Area suitability scores
CF37 3NURemote Worker
55Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.
Family
50Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.
Value for Money
50Based on broadband quality relative to average house price in the area.
Map
Explore nearby postcodes
Area info
Parish
Ynysybwl and Coed-y-cwm
District
Rhondda Cynon Taf
Region
Constituency
LSOA
W01001283
Best deals
Compare broadband deals in CF37 3NU
Find the best packages from UK providers in minutes.
Broadband deals for CF37 3NU
Compare Deals