CB1 DISTRICT · CAMBRIDGE
Fulbourn mobile coverage Three 100% indoors here, 90% across Cambridge CB1 · Cambridge
No network wins CB1 on overall coverage: all four score 100/100.
CB1: Fulbourn, Cambourne, Fen Ditton, Teversham, Market, Romsey, Coleridge, Petersfield.
CB1 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 97 addresses in 4 sampled postcodes: CB1 2BZ, CB1 3AH, CB1 3NB, CB1 3QG. Methodology.
How CB1 compares
Against the Cambridge average
- Three indoors: 100% here, 90% across Cambridge (+10).
Weakest spot in Cambridge: CB8 Newmarket, where Three reaches 60% indoors.
Indoor signal around CB1
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| CB1 Fulbourn (here) | – | 100% | 100% | 100% | 100% |
| CB2 South Trumpington, Market | 2 | 100% | 100% | 100% | 100% |
| CB5 Fen Ditton, Teversham | 2 | 95% | 100% | 100% | 100% |
| CB4 Chesterton, Milton | 3 | 100% | 100% | 100% | 100% |
| CB3 Girton, Grantchester | 4 | 69% | 100% | 70% | 100% |
| Cambridge average | – | 96% | 96% | 90% | 93% |
Biggest difference nearby: EE indoors, 100% here and 69% in CB3 Girton, 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.
1pMobile plans →Some links on this page are affiliate links. How we rank.