BT is now operating a two million-strong Wi-FI hotspot network.

The two million-strong Wi-Fi estate is the biggest in the UK and comprises hotspots from the BT FON Wi-Fi Community, BT Openzone, plus BT Openzone hotspots via the BT Business Hub. The estate includes:
- Circa 1,955,000 BT FON hotspots: These are public Wi-Fi hotspots broadcast by BT Home Hubs.
- Circa 195,000 BT Business Hubs broadcasting a BT Openzone public Wi-Fi signal
- Circa 3,900 BT Openzone hotspots in popular UK and Ireland locations including hotels, coffee shops, major city centres, airport lounges and terminals and marinas.
http://www.bt.com/freewifi