Chaldon mobile coverage Three 100% indoors here, 85% in CR6 nearby CR3 · Croydon
No network wins CR3 on overall coverage: all four score 100/100.
CR3: Chaldon, Whyteleafe, Woldingham, Oxted, Warlingham, Caterham Valley, Caterham-on-the-Hill, Kenley.
CR3 scores
Ofcom Mobile Coverage data (May 2025), measured across 118 addresses in 6 sampled postcodes: CR3 5EA, CR3 5TB, CR3 5UX, CR3 6JG, CR3 6LQ, CR3 6PD. Methodology.
How CR3 compares
Every network here is within 8 points of the Croydon average, indoors and outdoors.
Weakest spot in Croydon: CR8 Whyteleafe, where O2 reaches 83% indoors.
Indoor signal around CR3
| District | km away | EE | O2 | Three | Vodafone |
|---|---|---|---|---|---|
| CR3 Chaldon (here) | – | 100% | 100% | 100% | 100% |
| CR6 Warlingham, Titsey | 3 | 100% | 100% | 85% | 100% |
| CR5 Reigate, Banstead | 5 | 91% | 100% | 100% | 100% |
| CR8 Whyteleafe, Caterham-on-the-Hill | 5 | 100% | 83% | 100% | 100% |
| CR2 Waddon, Selsdon | 7 | 100% | 100% | 100% | 100% |
| Croydon average | – | 99% | 98% | 98% | 100% |
Biggest difference nearby: Three indoors, 100% here and 85% in CR6 Warlingham, 3 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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