Marlborough mobile coverage Three 100% indoors here, 84% across Swindon SN8 · Swindon
No network wins SN8 on overall coverage: all four score 100/100.
SN8: Marlborough, Pewsey Vale, Lambourn, Ramsbury, Aldbourne, Bishops Cannings, Oare, Alton.
SN8 scores
Ofcom Mobile Coverage data (May 2025), measured across 76 addresses in 6 sampled postcodes: SN8 2ET, SN8 2FD, SN8 3HL, SN8 3HN, SN8 3HW, SN8 3LG. Methodology.
How SN8 compares
Against the Swindon average
- Three indoors: 100% here, 84% across Swindon (+16).
- Three on 5G-grade outdoor signal: 100% here, 84% across Swindon (+16).
Weakest spot in Swindon: SN6 Latton, where Three reaches 7% indoors.
Indoor signal around SN8
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| SN8 Marlborough (here) | – | 100% | 100% | 100% | 100% |
| SN9 Pewsey, Oare small sample | 12 | 100% | 100% | 100% | 100% |
| SN4 Royal Wootton Bassett, Chiseldon | 17 | 98% | 100% | 89% | 100% |
| SN3 Covingham, South Marston | 18 | 100% | 100% | 100% | 100% |
| SN1 Swindon, Wroughton | 18 | 100% | 100% | 100% | 100% |
| Swindon average | – | 96% | 98% | 84% | 95% |
Biggest difference nearby: Three indoors, 100% here and 89% in SN4 Royal Wootton Bassett, 17 km away.
Small sample: under 30 addresses sampled.
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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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