4G coverage from all four networks: every council in South West
Cheltenham had the highest 4G coverage from all four networks of South West’s 26 councils in January 2026, at 100.00%.
West Devon had the lowest, at 92.87%. The middle council, Wiltshire, had 98.38%.
1 council has no figure, and it is listed at the end with the reason.
| Rank | Council | Value |
|---|---|---|
| =1 | Cheltenham | 100.00% |
| =1 | Exeter | 100.00% |
| =1 | Gloucester | 100.00% |
| 4 | Bristol | 99.99% |
| 5 | Plymouth | 99.98% |
| 6 | Bournemouth, Christchurch and Poole | 99.95% |
| =7 | South Gloucestershire | 99.94% |
| =7 | Swindon | 99.94% |
| 9 | Torbay | 99.65% |
| 10 | Tewkesbury | 99.43% |
| 11 | Bath and North East Somerset | 99.35% |
| 12 | North Somerset | 99.10% |
| 13 | Wiltshire | 98.38% |
| 14 | Dorset | 98.31% |
| 15 | Stroud | 98.11% |
| 16 | Somerset | 97.95% |
| 17 | Teignbridge | 97.91% |
| 18 | East Devon | 97.23% |
| 19 | Cotswold | 96.98% |
| 20 | Torridge | 96.22% |
| 21 | Cornwall | 96.09% |
| 22 | North Devon | 95.95% |
| 23 | Mid Devon | 95.34% |
| 24 | Forest of Dean | 94.28% |
| 25 | South Hams | 93.14% |
| 26 | West Devon | 92.87% |
| – | Isles of Scilly Ofcom leaves this figure blank for the Isles of Scilly. Its other 4G figures there add up to 100% without it, so no homes or businesses get 4G from all four networks. | No figure |