SA17 postcode

Broadband in SA17 5LL

Llangyndeyrn, Carmarthenshire

Standard broadband is the main option at this postcode.

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Free, independent comparison · Ofcom verified data · Updated 16 March 2026

Flood Risk

Low

Fibre (FTTP)

No

Best speed

Data pending

Reviewed by Rex BlackwellData last verified: 16 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 SA17 5LL yet.

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Speed Test

Check your current download speed and see how it compares to what is available at SA17 5LL.

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)N/A
N/A
300-900 Mbps
Gigabit0%
0%
900-1,000 Mbps

Speed Distribution at SA17 5LL

2–5 Mbps (50%)
5–10 Mbps (50%)

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 Carmarthenshire

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 SA17 5LL

This is the area guide for SA17 5LL, located in Llangyndeyrn (Carmarthenshire). 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 0%. Nationally, 93% of UK premises have access. Some properties may struggle with speed.

Here is how broadband speeds break down across premises at SA17 5LL. 50% of connections fall in the 2 to 5 Mbps range. 50% of connections fall in the 5 to 10 Mbps range. 50% of premises get less than 5 Mbps. That is not enough for reliable video calls or streaming.

What do the broadband speeds at SA17 5LL mean in practice? 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.

50% of properties at SA17 5LL can get Fixed Wireless Access broadband. This can be a useful alternative where fibre rollout is incomplete. FWA is an option for some properties. Check individual provider coverage before committing.

50% of premises at SA17 5LL 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 100% of the area. NGA typically means speeds of 24 Mbps or above.

Flood risk at SA17 5LL 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 SA17 5LL 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 SA17 5LL: remote working 50/100, family 50/100, value 50/100. Remote workers may want to verify actual speeds before committing.

SA17 5LL falls within the Carmarthenshire local authority area. The immediate area is Llangyndeyrn, a distinct community within the wider district. The SA17 postcode area contains 424 postcodes on this site. Superfast broadband across SA17 ranges from 0% to 100%.

When choosing a broadband provider at SA17 5LL, 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 Llangyndeyrn has its own feel. This data gives you the factual starting point. A visit fills in the rest.

Looking at the overall picture for SA17 5LL, a few things are worth highlighting. Broadband is the main concern at SA17 5LL. With no superfast coverage, check what alternatives exist before committing. 4G home broadband, satellite, or community fibre schemes may fill the gap. Carmarthenshire 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. Llangyndeyrn 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 SA17 5LL. 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.

This covers the key data for SA17 5LL. Broadband, property, schools, safety, and local services all in one place. For area-wide trends, see the Llangyndeyrn 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 SA17 5LL

What are the broadband speeds available at SA17 5LL?

Broadband is available at SA17 5LL. Contact local providers for specific speed information.

What is the average house price near SA17 5LL?

No recent house price data is available for SA17 5LL.

What is the flood risk for properties at SA17 5LL?

SA17 5LL has a Low flood risk rating. Check Environment Agency maps for detail.

What schools are nearby in the SA17 5LL area?

School data for SA17 5LL is being updated. Check the Get Information About Schools service for the latest.

How does crime rate in SA17 5LL compare to other areas?

Crime data for this area is being updated.

How suitable is SA17 5LL for remote working?

SA17 5LL scores 50/100 for remote working suitability. Speeds may limit video-heavy workflows.

What is the mobile signal like at SA17 5LL?

4G outdoor coverage at SA17 5LL is 95%. Indoor coverage may be lower.

What is the most common energy efficiency rating near SA17 5LL?

EPC data for SA17 5LL is being updated. Check the EPC register for individual property ratings.

What is the council tax band distribution at SA17 5LL?

Council tax band information for SA17 5LL is being updated.

How accessible are GP surgeries near SA17 5LL?

GP surgery data for SA17 5LL is being updated. Check NHS.uk for the latest.

What transport links are available near SA17 5LL?

Transport data for SA17 5LL is being updated.

Is SA17 5LL a suitable area for families?

SA17 5LL scores 50/100 for family suitability. Check school and crime sections above for detail.

What is the air quality like at SA17 5LL?

Air quality data for SA17 5LL is being updated.

How far is the nearest EV charging point from SA17 5LL?

EV charging data for SA17 5LL is being updated. Check Zap-Map for the latest.

Can I get full fibre broadband at SA17 5LL?

Full fibre availability at SA17 5LL is being updated. Check Openreach for the latest rollout status.

Area suitability scores

SA17 5LL

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

Llangyndeyrn

District

Carmarthenshire

Region

Constituency

LSOA

W01000696

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