Swansea broadband coverage (SA)
Full-fibre, gigabit and superfast availability across every SA postcode district in Wales — plus business broadband and leased lines.
Strong coverage
Superfast (30Mb+)
82.2%
Ultrafast (300Mb+)
52.2%
Gigabit-capable
52.1%
Below USO (10Mb)
—
Check your exact SA postcode
Area figures average a whole postcode region — get the precise availability, full-fibre status and mobile signal for your address.
Broadband across the SA area
The SA postcode area covers Swansea and the surrounding Wales region, spanning 51 outward-code districts. Overall fixed-broadband provision across SA is strong: superfast reaches about 82.2% of premises and gigabit-capable connectivity is available to roughly 52.1%.
Availability is never uniform across a whole postcode area — city-centre SA districts are typically further ahead on full fibre than outlying towns and rural fringes. Use the district breakdown below to see how each SA outcode compares, then check an exact postcode for the definitive answer.
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SA districts compared
Each SA outward code ranked by size. Click a district for its full breakdown and a postcode-level check.
| District | Area | Superfast | Gigabit |
|---|---|---|---|
| SA1 | Neath Port Talbot | 98.1% | 89.6% |
| SA4 | Carmarthenshire | 92.5% | 75.8% |
| SA62 | Pembrokeshire | 78.3% | 49.5% |
| SA15 | Carmarthenshire | 93.8% | 70.2% |
| SA11 | Neath Port Talbot | 94% | 63.6% |
| SA14 | Carmarthenshire | 89.3% | 71.7% |
| SA19 | Carmarthenshire | 46.9% | 27.7% |
| SA12 | Neath Port Talbot | 98.8% | 86.9% |
| SA10 | Neath Port Talbot | 93.1% | 68.9% |
| SA18 | Carmarthenshire | 87.1% | 41.3% |
| SA6 | Swansea | 95.1% | 75.6% |
| SA2 | Swansea | 98.5% | 91% |
| SA5 | Swansea | 94.7% | 83.9% |
| SA3 | Swansea | 93.2% | 67.5% |
| SA44 | Carmarthenshire | 73.3% | 42.6% |
| SA33 | Carmarthenshire | 61.4% | 17.3% |
| SA73 | Pembrokeshire | 96.5% | 72.9% |
| SA31 | Carmarthenshire | 96.7% | 73.3% |
| SA43 | Ceredigion | 84.9% | 27% |
| SA9 | Carmarthenshire | 92.3% | 15.2% |
| SA13 | Neath Port Talbot | 94.5% | 69.4% |
| SA61 | Pembrokeshire | 98.7% | 86.1% |
| SA17 | Carmarthenshire | 77.1% | 23.5% |
| SA70 | Pembrokeshire | 90.3% | 23.8% |
| SA71 | Pembrokeshire | 88.4% | 44.1% |
| SA32 | Carmarthenshire | 51.3% | 27.3% |
| SA48 | Carmarthenshire | 74.1% | 42.3% |
| SA67 | Carmarthenshire | 78.9% | 27.8% |
| SA7 | Neath Port Talbot | 95.1% | 73.5% |
| SA72 | Pembrokeshire | 97.7% | 69.3% |
| SA8 | Neath Port Talbot | 89.1% | 68.6% |
| SA16 | Carmarthenshire | 90.1% | 86.8% |
| SA20 | Carmarthenshire | 60% | 52.4% |
| SA34 | Carmarthenshire | 63.9% | 25.2% |
| SA65 | Pembrokeshire | 85% | 72.4% |
| SA38 | Carmarthenshire | 81.2% | 25.7% |
| SA66 | Carmarthenshire | 56.2% | 17.4% |
| SA42 | Pembrokeshire | 81.8% | 21% |
| SA69 | Pembrokeshire | 94.2% | 5.2% |
| SA68 | Pembrokeshire | 84.6% | 28.9% |
| SA46 | Ceredigion | 97.5% | 81.9% |
| SA39 | Carmarthenshire | 67.1% | 30.1% |
| SA41 | Pembrokeshire | 68.4% | 57.4% |
| SA40 | Carmarthenshire | 73.6% | 54.9% |
| SA64 | Pembrokeshire | 93% | 79.7% |
| SA45 | Ceredigion | 92.2% | 19.8% |
| SA63 | Pembrokeshire | 68.5% | 59.5% |
| SA47 | Ceredigion | 73.3% | 50.3% |
| SA37 | Carmarthenshire | 59.6% | 38.2% |
| SA35 | Carmarthenshire | 26.9% | 15.1% |
| SA36 | Pembrokeshire | 83.9% | 69.3% |
Business broadband & leased lines in Swansea
Connection Technologies arranges business broadband, full-fibre (FTTP) and leased lines right across the SA area. Where gigabit full fibre is live we quote ultrafast symmetric connections; everywhere else a leased line still guarantees the speed and SLA your business needs.
Get a business broadband quote in Swansea
Free and no obligation — matched to what's actually available at your postcode.
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Frequently asked questions
What broadband speeds are available in the SA postcode area (Swansea)?
Can I get full-fibre or gigabit broadband in the SA postcode area (Swansea)?
How do I check broadband at my exact address in the SA postcode area (Swansea)?
Who provides business broadband in the SA postcode area (Swansea)?
Broadband availability data © 2026 Ofcom (Connected Nations), licensed under the Open Government Licence v3.0. Figures are area averages and predictions; availability at an individual address may differ — always confirm with a postcode-level check.