Over 30 fire tenders have been pressed into service to douse the fire.
No injuries have been reported so far. The fire broke out in the city’s Bagri Market area.
“We are trying our best but firefighting operation is tough here because of the number of buildings.
“No injuries have been reported,” the media quoted Kolkata Mayor Sovan Chatterjee as saying.
More than 30 fire tenders were rushed to the spot, and the area has been closed to traffic, according to traffic police.
A senior traffic cop tweeted, “Due to a fire incident Rabindra Sarani in between M G Road and Podder Court and Canning Street in between Brabourne Road and Rabindra Sarani is closed to traffic.”
Further reports of the fire incident are awaited.