Clydach mobile coverage Three 100% indoors here, 81% across Swansea SA6 · Swansea
No network wins SA6 on overall coverage: all four are within 3 points, but indoors EE, Three and Vodafone reach 100% of sampled addresses and O2 78%.
SA6: Clydach, Landore, Morriston, Llansamlet, Llangyfelach, Mawr, Birchgrove, Mynyddbach.
SA6 scores
Ofcom Mobile Coverage data (May 2025), measured across 170 addresses in 6 sampled postcodes: SA6 6AL, SA6 6FN, SA6 6JU, SA6 6NA, SA6 6QB, SA6 6RB. Methodology.
How SA6 compares
Against the Swansea average
- Three indoors: 100% here, 81% across Swansea (+19).
- EE indoors: 100% here, 87% across Swansea (+13).
- O2 indoors: 78% here, 91% across Swansea (−13).
Weakest spot in Swansea: SA4 Llannon, where EE reaches 4% indoors.
Indoor signal around SA6
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| SA6 Clydach (here) | – | 100% | 78% | 100% | 100% |
| SA7 Clydach, Llansamlet | 3 | 100% | 100% | 100% | 98% |
| SA5 Killay, Cockett | 5 | 100% | 98% | 32% | 100% |
| SA1 Cockett, Landore | 6 | 100% | 100% | 100% | 100% |
| SA8 Clydach, Pontardawe | 7 | 100% | 100% | 100% | 100% |
| Swansea average | – | 87% | 91% | 81% | 95% |
Biggest difference nearby: O2 indoors, 78% here and 100% in SA7 Clydach, 3 km away.
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1pMobile runs on EE's network: £5 a month for 5GB (read 19 October 2026). A price, not a coverage ranking: Ofcom separates no network here.
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