London's Gold Standard Black Taxis have been offering free rides to people caught up in the terror attack at the Parsons Green underground station.
Drivers who had finished night shifts reportedly returned to work to help evacuate terrified commuters.
Parsons Green explosion: BBC's Sophie Raworth describes woman with burns "from top to toe"
London TaxiApp Cabby Gerald Coba said:
"While others seek to profit by increasing their rates (surge pricing) our drivers have again turned out in force to help the public free of charge, it's just what we do.
"We've been doing this for many years. We are London's 4th emergency service and can always be relied on in emergencies such as this.
“Our drivers don't want to make money from other people’s misery, that's not what we do.”
It's been reported that local minicab company Hayber Cars has also been offering free lifts to people undertaking short journeys following the incident.
At least 22 people have been injured by the Parsons Green blast, which Scotland Yard are treating as a terrorist attack.
A manhunt has been launched to find the person who planted the suspected Improvised Explosive Device (IED).
Other local residents offered to open up their homes to people affected by the explosion.