Many buildings still standing on the island have been weakened.
Witnesses have reported buildings collapsing in the latest series of tremors to hit the island - following Sunday's fatal natural disaster in Lombok.
"We were stuck in the traffic while delivering aid, suddenly it felt like our vehicle was hit from behind, it was so strong", witness Sri Laksmi told AFP.
"The death toll rose to 164 people with at least 1,400 people seriously injured and 156,000 displaced", national disaster agency spokesman Sutopo Purwo Nugroho told AFP.
Videos showed rubble strewn across the streets and clouds of dust enveloping buildings.
Almost 1500 people have been hospitalised with serious injuries from Sunday's quake and more than 156,000 have been displaced due to the extensive damage to thousands of homes.
He estimated 75 percent of houses are damaged in some villages in east and north Lombok.
Student takes graduation photos with 14-foot-long alligator
As for the gator, he's known as "Big Tex" and he's nearly 14 feet long. "It took him a few weeks for him to like me", she said. Reactions to the photos - both positive and negative - have inspired Noland to continue her mission to educate the public.
"Access is tough, because the quake [on Sunday] was so strong and paralyzed a lot of buildings", said Husni, a spokesman for the International Federation of the Red Cross who like many Indonesians goes by one name.
Spokesman Arifin Hadi said people need clean water and tarpaulins most of all.
Authorities said all the tourists who wanted to be evacuated from three outlying vacation islands due to power blackouts and damage to hotels had left by boat, some 5,000 people in all.
Some aid agencies have given much higher figures for the toll, but the National Disaster Mitigation Agency says those figures are unverified.
But some evacuees have complained of being ignored or experiencing long delays for supplies to arrive at shelters.
'She was praying when the quake happened, ' said her uncle Tarna, who gave a single name. "I need diapers, I need milk".
One aid agency, Yayasan Plan International Indonesia, has warned that thousands of children have been left homeless, forced to sleep in open fields without warm clothing or blankets.