The death toll in the in Afghanistan has rose to 920 people officials said, adding that 600 people are injured.
The quake struck about 44 km (27 miles) from the city of Khost, near the Pakistani border, the U.S. Geological Survey (USGC) said.
Most of the confirmed deaths were in the eastern Afghan province of Paktika, where 255 people had been killed and more than 200 injured, said interior ministry official Salahuddin Ayubi.
In Khost province, 25 people had been killed and 90 taken to hospital, he said. The state-run Bakhtar news agency reported the death toll and said rescuers were arriving by helicopter.
The European seismological agency, EMSC, said the earthquake’s tremors were felt over 500 kilometres (310 miles) by 119 million people across Afghanistan, Pakistan and India.