At least eight people were reported killed and 25 injured in a powerful blast outside the office of National Database and Registration Authority (NADRA) in Mardan on Tuesday.
According to Radio Pakistan, security personnel and rescue workers reached the site of the blast and shifting injured to hospitals.
The exact nature of the blast was still unclear.
Meanwhile, Pakistan Prime Minister Nawaz and Interior Minister Chaudhry Nisar Ali Khan condemned the blast, and expressed sympathies with the bereaved families.
The interior minister also sought a report from the concerned officials..
