Singh, who along with United Progressive Alliance Chairperson Sonia Gandhi and Home Minister Shivraj Patil, undertook a whirlwind tour of Mumbai, held the meeting with Maharashtra Governor S C Jamir and Chief Minister Vilasrao Deshmukh.
National Security Adviser M K Narayanan, top state government and police officials of Maharashtra, senior officials of the army, paramilitary and intelligence officials were also present at the meeting.
The prime minister was apprised about the details of the attack as well as updated about the latest situation.
The meeting discussed immediate steps as also long-term measures to be taken to ensure that such incidents don't recur.
Prior to the meeting, Singh, Gandhi and Patil went to the JJ Hospital to enquire about the condition of those injured in the attacks.