Broadband in Caerphilly
91% of homes in Caerphilly can get full fibre, 8 points above the Wales figure of 83%. That ranks 3rd of 22 councils in Wales and 74th of 361 across the UK.
What homes in Caerphilly can get
- Gigabit1,000Mbps or faster91%
- Full fibreFibre all the way to the home91%
- Ultrafast300Mbps or faster91%
- Fast100Mbps or faster91%
- Superfast30Mbps or faster99%
- No decent serviceUnder 10Mbps from fixed lines or wireless0%
84,772
homes and businesses in Ofcom's data
63%
of premises that can get full fibre have signed up to it
0
premises can't get decent broadband (10Mbps) from a fixed line or wireless network
Towns in Caerphilly
| Town | Gigabit | Superfast | Postcodes |
|---|---|---|---|
| Caerphilly | 92% | 100% | 668 |
| Y Coed Duon | 93% | 99% | 312 |
| Risca | 95% | 100% | 289 |
| Ystrad Mynach | 95% | 100% | 248 |
| Pontllanfraith | 95% | 98% | 228 |
| Trecceln | 92% | 99% | 218 |
| Bargod | 85% | 100% | 175 |
| Oakdale | 84% | 100% | 143 |
| Rhymney | 88% | 99% | 141 |
| New Tredegar | 72% | 99% | 139 |
| Abercarn | 86% | 98% | 126 |
Towns and larger villages, by number of postcodes. Figures are averages across each town's postcodes.
Council figures are Ofcom's own totals for Caerphilly (January 2026). Coverage figures are for homes; the premises counts include businesses. About our data.