Dronfield mobile coverage O2 100% indoors here, 81% in S17 nearby S18 · North East Derbyshire
No network wins S18 on overall coverage: all four score 100/100.
S18: Dronfield, Barlow, Unstone, Holmesfield, Eckington, Ridgeway, Coal Aston, Marsh Lane (North East Derbyshire).
S18 scores
Ofcom Mobile Coverage data (May 2025), measured across 41 addresses in 5 sampled postcodes: S18 1PY, S18 1RB, S18 1RZ, S18 1SX, S18 2DG. Methodology.
How S18 compares
Every network here is within 8 points of the Sheffield average, indoors and outdoors.
Weakest spot in Sheffield: S17 Holmesfield, where O2 reaches 81% indoors.
Indoor signal around S18
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| S18 Dronfield (here) | – | 100% | 100% | 100% | 100% |
| S17 Holmesfield, Dore | 4 | 100% | 81% | 100% | 81% |
| S8 Eckington, Sharrow | 5 | 100% | 100% | 100% | 100% |
| S14 Graves Park, Gleadless Valley | 6 | 87% | 100% | 100% | 100% |
| S7 Sharrow, Beauchief | 6 | 100% | 99% | 100% | 100% |
| Sheffield average | – | 98% | 98% | 100% | 98% |
Biggest difference nearby: O2 indoors, 100% here and 81% in S17 Holmesfield, 4 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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