NP23 postcode

Broadband in NP23 7SF

Cwm, Blaenau Gwent

Superfast broadband covers 100% of premises here.

Best speed~30 Mbps
StandardSuperfastGigabit
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Free, independent comparison · Ofcom verified data · Updated 1 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

~30 Mbps

Reviewed by Arthur TuringData last verified: 1 March 2026

Speed Calculator

Adjust the options below to see how much broadband speed your household needs.

2
18

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.

Estimated speed needed14 Mbps

The best available speed at NP23 7SF is ~30 Mbps. That covers your 14 Mbps estimate.

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Speed Test

Check your current download speed and see how it compares to what is available at NP23 7SF.

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)

TechnologyAvailableCoverageTypical 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
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at NP23 7SF

100%
30–300 Mbps (100%)

Source: Ofcom Connected Nations 2025

Mobile coverage

4G & 5G coverage · Ofcom Connected Nations 2025

4G Outdoor

95%

4G Indoor

85%

5G Outdoor

%

Networks with 4G

EEO2ThreeVodafone
Ofcom Connected Nations 2025

Schools nearby

Nearest schools within 5 miles · Ofsted ratings as at Jan 2026

Schools data is currently unavailable.

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Flood risk

🟡

Flood risk: Low

This postcode is in undefined — low risk of flooding from rivers and sea.

Flood Zone

Risk Level

Low

Environment Agency

Air quality

Particulate matter & nitrogen dioxide levels

air quality

Air quality data not available.

PM2.5 (fine particles) μg/m³

WHO guideline: 15 μg/m³

PM10 (coarse particles) μg/m³

WHO guideline: 45 μg/m³

NO₂ (nitrogen dioxide) μg/m³

WHO guideline: 25 μg/m³

DEFRA UK-AIR · Guidelines: WHO 2021

Transport links

Nearest train stations and towns

Nearest train stations

No train stations found within 15 miles

Network Rail / National Rail · Straight-line distances

Council tax bands

Band distribution for Blaenau Gwent

Most common: Band

A
5%£1,381
B
10%£1,611
C
20%£1,841
D
25%£2,071
E
20%£2,531
F
10%£2,991
G
8%£3,452
H
2%£4,142

Annual council tax estimates for , 2024/25

VOA (Valuation Office Agency)

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Living near NP23 7SF

This is the area guide for NP23 7SF, located in Cwm (Blaenau Gwent). It covers connectivity, property, safety, and local services. Every claim links back to a specific data point. Read on for the detail.

Superfast coverage here stands at 100%. Nationally, 93% of UK premises have access. Coverage at this postcode is strong.

Here is how broadband speeds break down across premises at NP23 7SF. 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.

Translating the numbers at NP23 7SF into daily use gives a clearer picture. Most premises have superfast speeds. Remote working with video calls and cloud tools should be manageable for most households.

Fixed Wireless Access is not currently available at NP23 7SF. For properties without fibre, 4G or 5G home broadband from Three, EE, or Vodafone may be an alternative.

0% of premises at NP23 7SF 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 NP23 7SF 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.

Outdoor 4G mobile signal at NP23 7SF is available across 95% of the area. 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 NP23 7SF: remote working 55/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

The local authority for NP23 7SF is Blaenau Gwent. The immediate area is Cwm, a distinct community within the wider district. The NP23 postcode area contains 851 postcodes on this site. Superfast broadband across NP23 ranges from 0% to 100%. NP23 7SF is close to the area average of 98%.

Broadband availability varies by provider and by property. At NP23 7SF, check individual coverage tools from BT, Sky, Virgin Media, and local operators. 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.

Life in Cwm depends on what matters to you. Broadband, transport, and local services vary by street.

What does all of this mean for someone considering NP23 7SF? Connectivity at NP23 7SF is a strength. Strong broadband coverage gives flexibility for both working and leisure. The area scores well on that front. Blaenau Gwent 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. 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 NP23 7SF. 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.

That is the full data picture for NP23 7SF in Cwm. Use it alongside your own research. For the most current broadband speeds, run a live speed test from this page. Check back periodically as data is refreshed with new releases.

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 NP23 7SF

What are the broadband speeds available at NP23 7SF?

Superfast broadband (30 Mbps+) is available to 100% of premises at NP23 7SF.

What is the average house price near NP23 7SF?

No recent house price data is available for NP23 7SF.

What is the flood risk for properties at NP23 7SF?

NP23 7SF has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the NP23 7SF area?

School data for NP23 7SF is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in NP23 7SF compare to other areas?

Crime data for this area is being updated.

How suitable is NP23 7SF for remote working?

NP23 7SF scores 55/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at NP23 7SF?

4G outdoor coverage at NP23 7SF is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near NP23 7SF?

EPC data for NP23 7SF is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at NP23 7SF?

Council tax band information for NP23 7SF is being updated.

How accessible are GP surgeries near NP23 7SF?

GP surgery data for NP23 7SF is being updated. Check NHS.uk for the latest.

What transport links are available near NP23 7SF?

Transport data for NP23 7SF is being updated.

Is NP23 7SF a suitable area for families?

NP23 7SF scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at NP23 7SF?

Air quality data for NP23 7SF is being updated.

How far is the nearest EV charging point from NP23 7SF?

EV charging data for NP23 7SF is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at NP23 7SF?

Full fibre availability at NP23 7SF is being updated. Check Openreach for the latest rollout status.

Area suitability scores

NP23 7SF

Remote Worker

55

Based on superfast broadband coverage, FTTP %, and 4G mobile outdoor coverage.

Family

50

Based on Ofsted school ratings, crime rate, flood risk, and GP surgery proximity.

Value for Money

50

Based on broadband quality relative to average house price in the area.

Map

Area info

Parish

Cwm

District

Blaenau Gwent

Region

Constituency

LSOA

W01001450

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