Wandsworth mobile coverage O2 100% indoors here, 41% in SW15 nearby SW18 · Merton
No network wins SW18 on overall coverage: all four score 100/100.
SW18: Wandsworth, Wandle, St Mary's, West Hill, East Putney, Falconbrook, Southfields, Thamesfield (Merton, Wandsworth).
SW18 scores
Ofcom Mobile Coverage data (May 2025), measured across 78 addresses in 5 sampled postcodes: SW18 2AB, SW18 2BL, SW18 4BQ, SW18 4EE, SW18 4NY. Methodology.
How SW18 compares
Every network here is within 8 points of the South West London average, indoors and outdoors.
Weakest spot in South West London: SW15 Putney, where O2 reaches 41% indoors.
Indoor signal around SW18
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| SW18 Wandsworth (here) | – | 100% | 100% | 100% | 100% |
| SW15 Putney, Mortlake | 3 | 100% | 41% | 100% | 100% |
| SW11 Wandsworth, Balham | 3 | 100% | 100% | 100% | 100% |
| SW6 Fulham, Hammersmith | 3 | 100% | 100% | 100% | 100% |
| SW17 Wandle, Graveney | 3 | 100% | 100% | 100% | 100% |
| South West London average | – | 100% | 97% | 100% | 100% |
Biggest difference nearby: O2 indoors, 100% here and 41% in SW15 Putney, 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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