BT Wi-fi is a global wi-fi hotspot service provided by United Kingdom telecommunications company BT Group in partnership with Fon. It was established following a rebranding of the former BT Openzone and BT Fon, bringing both of the services under one name. It supports the BT Consumer division, providing free, unlimited BT Wi-fi for current broadband and mobile customers. It is the worlds largest wi-fi network with more than 5 million hotspots in the UK and another 9 million around the world. It can be accessed in a variety of places such as cafés, pubs, airports, hotels, motorway service stations, city centres and a range of independent businesses who have partnered up to provide its service.