BT48 postcode

Broadband in BT48 8NG

Culmore, Derry City and Strabane

Standard broadband is the main option at this postcode.

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Free, independent comparison · Ofcom verified data · Updated 11 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

Data pending

Reviewed by Rex BlackwellData last verified: 11 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

Your household needs approximately 14 Mbps. We don't have speed data for BT48 8NG yet.

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Speed Test

Check your current download speed and see how it compares to what is available at BT48 8NG.

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)0%
0%
10-20 Mbps
Superfast (30+ Mbps)0%
0%
30-80 Mbps
Ultrafast (100+ Mbps)0%
0%
100-300 Mbps
Full Fibre (FTTP)0%
0%
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at BT48 8NG

10–30 Mbps (75%)

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 Derry City and Strabane

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 BT48 8NG

Culmore is home to BT48 8NG. Whether you live here or plan to move, the data below paints a clear picture. Broadband, schools, crime, house prices, and local services all follow. The numbers speak for themselves.

0% of premises at BT48 8NG can access superfast broadband. The UK average is 93%. There is room for improvement here.

The speed distribution at BT48 8NG tells a more detailed story than headline figures alone. 75% of connections fall in the 10 to 30 Mbps range. No premises here are stuck below 5 Mbps. Every property meets the basic threshold for video calls.

Translating the numbers at BT48 8NG into daily use gives a clearer picture. With no superfast coverage, streaming is limited. Standard definition video may work, but HD and 4K are unlikely to run smoothly. Downloading large files will take significantly longer than average. Limited superfast coverage means remote workers should test their connection carefully. Video calls may drop or pixelate. A mobile hotspot can serve as a backup.

FWA broadband has not reached BT48 8NG yet. Satellite services like Starlink or 4G home broadband routers can fill the gap where fixed-line options are limited.

25% of premises at BT48 8NG fall below the Universal Service Obligation of 10 Mbps. Properties below the USO can request a connection from BT under the scheme. Next-generation access (NGA) reaches 75% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at BT48 8NG 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 BT48 8NG 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 BT48 8NG: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

BT48 8NG falls within the Derry City and Strabane local authority area. The immediate area is Culmore, a distinct community within the wider district. The BT48 postcode area contains 1102 postcodes on this site. Superfast broadband across BT48 ranges from 0% to 100%.

Not every property at BT48 8NG gets the same speeds. Run a postcode check with each provider before signing up. Headline speeds are not guarantees. 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 Culmore depends on what matters to you. Broadband, transport, and local services vary by street.

Pulling the data together for BT48 8NG, here is what stands out. Broadband is the main concern at BT48 8NG. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. Derry City and Strabane 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. Culmore 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.

Before making a decision about BT48 8NG, visit in person. Check the commute at rush hour. Try the mobile signal indoors. Look at local shops and green spaces. Ask about broadband reliability, not just speed. Data sets the scene, but real life fills in the gaps.

This covers the key data for BT48 8NG. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Culmore hub page. Bookmark this page and check back as new data arrives.

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 BT48 8NG

What are the broadband speeds available at BT48 8NG?

Broadband is available at BT48 8NG. Contact local providers for specific speed information.

What is the average house price near BT48 8NG?

No recent house price data is available for BT48 8NG.

What is the flood risk for properties at BT48 8NG?

BT48 8NG has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the BT48 8NG area?

School data for BT48 8NG is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in BT48 8NG compare to other areas?

Crime data for this area is being updated.

How suitable is BT48 8NG for remote working?

BT48 8NG scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at BT48 8NG?

4G outdoor coverage at BT48 8NG is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near BT48 8NG?

EPC data for BT48 8NG is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at BT48 8NG?

Council tax band information for BT48 8NG is being updated.

How accessible are GP surgeries near BT48 8NG?

GP surgery data for BT48 8NG is being updated. Check NHS.uk for the latest.

What transport links are available near BT48 8NG?

Transport data for BT48 8NG is being updated.

Is BT48 8NG a suitable area for families?

BT48 8NG scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at BT48 8NG?

Air quality data for BT48 8NG is being updated.

How far is the nearest EV charging point from BT48 8NG?

EV charging data for BT48 8NG is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at BT48 8NG?

Full fibre availability at BT48 8NG is being updated. Check Openreach for the latest rollout status.

Area suitability scores

BT48 8NG

Remote Worker

50

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

Culmore

District

Derry City and Strabane

Region

Constituency

LSOA

N21000415

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