SG9 DISTRICT · EAST HERTFORDSHIRE
Sandon mobile coverage EE 100% indoors here, 84% across Stevenage SG9 · East Hertfordshire
No network wins SG9 on overall coverage: all four score 100/100.
SG9: Sandon, Standon, Braughing, Buntingford, Ware, Anstey, Ardeley, Hormead (East Hertfordshire, North Hertfordshire).
SG9 scores
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EE
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O2
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Three
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Vodafone
Ofcom Mobile Coverage data (May 2025), measured across 77 addresses in 6 sampled postcodes: SG9 0AA, SG9 9AT, SG9 9BX, SG9 9FR, SG9 9HF, SG9 9JG. Methodology.
How SG9 compares
Against the Stevenage average
- EE indoors: 100% here, 84% across Stevenage (+16).
Weakest spot in Stevenage: SG4 Weston, where Three reaches 28% indoors.
Indoor signal around SG9
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| SG9 Sandon (here) | – | 100% | 100% | 99% | 100% |
| SG11 Standon, Braughing | 8 | 72% | 99% | 96% | 99% |
| SG2 Weston, Walkern | 12 | 100% | 100% | 100% | 100% |
| SG8 Melbourn, Reed | 13 | 100% | 100% | 100% | 100% |
| SG7 Baldock, Ashwell | 13 | 97% | 92% | 100% | 98% |
| Stevenage average | – | 84% | 99% | 92% | 97% |
Biggest difference nearby: EE indoors, 100% here and 72% in SG11 Standon, 8 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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