An aftershock with a preliminary magnitude of 6.0 rattled Pakistan's quake zone on Sunday, but there were no immediate reports of damages or injuries.

The quake, the latest of hundreds of aftershocks since South Asia's killer 7.6-magnitude temblor, was centered about 140 kilometers (85 miles) north of Islamabad in the Himalayan region of Kashmir, according to the United States Geological Survey in Golden, Colo.