WC1B DISTRICT · CAMDEN
Holborn mobile coverage Within 8 points of the Central London WC average WC1B · Camden
No network wins WC1B on overall coverage: all four score 100/100.
WC1B: Holborn, Bloomsbury, Clerkenwell, Covent Garden (Camden, Islington).
WC1B 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 14 addresses in 6 sampled postcodes: WC1B 3BA, WC1B 3DA, WC1B 3PE, WC1B 3QU, WC1B 4JA, WC1B 5DA. Methodology.
How WC1B compares
small sample 14 addresses in 6 postcodes, under the 30 needed for a firm comparison. The figures are shown, but not compared.
Indoor signal around WC1B
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| WC1B Holborn (here) small sample | – | 100% | 100% | 100% | 100% |
| WC1A Holborn, Bloomsbury small sample | 1 | 100% | 100% | 100% | 100% |
| WC2B Holborn, St James's | 1 | 100% | 100% | 100% | 100% |
| WC1V Holborn, Bloomsbury | 1 | 100% | 100% | 100% | 100% |
| WC2A Holborn, St James's small sample | 1 | 100% | 100% | 100% | 100% |
| Central London WC average | – | 100% | 100% | 100% | 100% |
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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