Broadband availability
Broadband in Adamsdown
Results for Adamsdown, Cardiff. Enter your postcode below for exact address results.
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Broadband Types Available in Adamsdown
| Type | Status | Download | Upload |
|---|---|---|---|
| Standard Broadband | Available | 7 Mbps | 1 Mbps |
| Superfast Broadband | Available | 37 Mbps | 20 Mbps |
| Ultrafast / Full Fibre | Available | 894 Mbps | 894 Mbps |
| Mobile Broadband | Available | 50 Mbps | 10 Mbps |
Best option in Adamsdown
Full fibre (FTTP) is available in Adamsdown, with typical download speeds of around 894 Mbps. This is the fastest and most reliable type of home broadband connection.
Broadband Providers in Adamsdown
Customer ratings sourced from Trustpilot. Checked 18 June 2026.
Postcodes in Adamsdown
About Broadband in Adamsdown
Adamsdown is in Cardiff. Full fibre broadband is available here, with typical download speeds of around 894 Mbps, well above the UK average of 69 Mbps. Most major providers cover the area, so there is a reasonable amount of competition on price.
Standard broadband runs over the copper phone network. Speeds depend on your distance from the telephone exchange and typically range from around 5 Mbps to 20 Mbps.
Superfast broadband (FTTC) uses a fibre optic cable to your street cabinet, then copper for the final stretch to your home. Most urban and suburban areas can get speeds of 35 to 80 Mbps.
Full fibre (FTTP) runs fibre optic cable all the way into your home. It is the fastest and most reliable option available, with speeds from 100 Mbps upwards.
What's Happening with Broadband in Adamsdown?
Adamsdown sits in a strong position for full fibre. Openreach's FTTP network now covers over 81% of Welsh premises, reaching 1.25 million homes and businesses across Wales, up from 1 million at the end of 2024. Take-up in Wales is approaching 50%, which is well ahead of the UK average of 38%, according to Openreach's June 2026 update (ISPreview, June 2026). That puts Wales among the most connected nations in the UK, with overall full fibre reach sitting at around 86% when Virgin Media, Ogi and Netomnia are included.
For Cardiff specifically, competition is increasing. In April 2026, TfW Ffeibr (TFW Fibre), an initiative backed by Transport for Wales and the Welsh Government, extended its railway-based full fibre network from the Core Valley Lines into central Cardiff and all the way down to Cardiff Bay. The network adds to providers already serving the Cardiff area: Openreach, Virgin Media, Hyperoptic, Ogi and Netomnia (ISPreview, April 2026). Ogi, a Welsh altnet, has also been expanding its own full fibre spine across South Wales to serve homes and businesses directly.
One deadline worth noting: Openreach's PSTN copper switch-off is set for January 2027. Any line in Adamsdown still running on legacy copper will need to move to a fibre or digital voice service before that point. Most ISPs are beginning to contact affected customers now, and switching to full fibre before the deadline avoids any last-minute disruption.
Speeds in Adamsdown reach around 894 Mbps on full fibre connections, comfortably above the UK national average. Use the postcode checker at the top of this page to see which full fibre providers are live at your address today.