"Our team has also contacted the family of the affected crew members, who were the operating crew onboard the flight, who informed us that they had been unable to contact their spouses on phone.
"For now, our hopes and prayers go to families of those who onboard MH370. We will pray for the best," it added.
The flight was piloted by Captain Zaharie Ahmad Shah, a Malaysian, aged 53. He had a total flying hours of 18,365 hours. He joined Malaysia Airlines in 1981.
First officer Fariq Ab Hamid, a Malaysian, is 27. He has a total flying hours of 2,763 hours. He joined Malaysia Airlines in 2007.
The plane, which was bound for Beijing, was carrying 239 passengers, comprising of 227 passengers (including two infants) and 12 crew members, before it was reported lost in airspace controlled by Vietnam in the early hours of the day.
The passengers were of 14 different nationalities, including 153 Chinese nationals and 38 Malaysians, MAS said in a statement.
It also said the aircraft did not enter airspace controlled by China and did not make contact with Chinese controllers.
Flight MH370 lost contact with Subang Air Traffic Control at 2.40am after leaving Kuala Lumpur International Airport at 12.41am. It was expected to land in Beijing at 6.30am. – March 8, 2014.