B12 DISTRICT · BIRMINGHAM
Balsall Heath mobile coverage O2 100% indoors here, 91% in B13 nearby B12 · Birmingham
No network wins B12 on overall coverage: all four are within 1 point, but indoors O2, Three and Vodafone reach 100% of sampled addresses and EE 95%.
B12: Balsall Heath, Moseley, Tyseley, Highgate, Bordesley, Sparkhill, Hay Mills, Sparkbrook.
B12 scores
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O2
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Three
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Vodafone
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EE
Ofcom Mobile Coverage data (May 2025), measured across 99 addresses in 5 sampled postcodes: B12 8LU, B12 8UD, B12 9AG, B12 9BX, B12 9SP. Methodology.
How B12 compares
Every network here is within 8 points of the Birmingham average, indoors and outdoors.
Weakest spot in Birmingham: B13 Moseley, where O2 reaches 91% indoors.
Indoor signal around B12
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| B12 Balsall Heath (here) | – | 95% | 100% | 100% | 100% |
| B5 Highgate, Ladywood | 1 | 96% | 100% | 100% | 100% |
| B11 Tyseley, Highgate | 2 | 100% | 100% | 100% | 100% |
| B10 Highgate, Bordesley | 2 | 100% | 100% | 100% | 100% |
| B13 Moseley, Billesley | 3 | 100% | 91% | 100% | 100% |
| Birmingham average | – | 99% | 100% | 100% | 100% |
Biggest difference nearby: O2 indoors, 100% here and 91% in B13 Moseley, 3 km away.
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