Thousands of people came forward and offered their phone numbers and other alternatives so that they could be reached anytime for help.
"Can use my phone, stay at my place & provide food," read one tweet.
"Doctor, medical assistance provided," read another.
An international management company, Pinstorm offered their guest house situated in Mumbai to the needy.
Two separate lists provided an option so that people could add the names of those missing and those injured.
Numbers for blood banks around Mumbai was used by a user, while others happily offered to share their sources like high speed networks, computers, international phone connections.
Help poured in not only from Mumbai but also from various places across the country.
A Twitter user from Bangalore offered to call anyone who was having trouble getting connected with their loved ones or did not have access to telephone.
The same was seen on Facebook where users passed the numbers of Mumbai Police control room and the emergency rooms of hospitals in the proximity.
The terror strike left 17 dead and at least 131 injured. The Maharashtra government will give the injured a compensation of Rs 50,000 while the families of those killed would be given Rs 5,00000.