Vodafone and VMO2 will deploy 4G and 5G on London Underground

A new deal with Infrastructure firm BAI Communications, who handles the network in the Underground, will mean Vodafone and VMO2 customers will be able to make calls on the tube.
Vodafone and VMO2 joining BAI Communications’ London Underground network means commuters will be able to connect on all four of the major operator’s 4G and 5G networks, with EE and Three having already signed up, once it has been completed.
BAI was granted a 20 year contract to deliver connectivity on the Und