The quake was centered near Eastern Samar province and prompted residents to dash out of houses and office workers to scamper to safety.
Another powerful but unrelated temblor struck the central Philippines Tuesday but was too deep to cause any major damage.
In Pampanga province, the worst-hit area, rescuers were continuing to dig through the rubble of a four-storey supermarket building in Porac town, 83 kilometres north of Manila, in spite of fading hopes of finding survivors.
Rescuers used cranes, crowbars and sniffer dogs to look for people in the rubble, some of whom were yelling for help. On Tuesday morning, rescuers pulled out a man alive, sparking cheers and applause.
Mayor Condralito dela Cruz said the bodies of four victims were pulled from Chuzon Supermarket in the town of Porac. The magnitude 6.1 quake damaged houses, roads, bridges, Roman Catholic churches and an worldwide airport terminal at Clark Freeport, a former American air base, in Pampanga. Pineda wants the entire Pampanga province to be placed under a state of calamity that can unlock emergency funds and cap prices of commodities.
A child died in nearby Zambales province, officials said. The death toll is now 11, with more missing.
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RESCUERS search for survivors trapped among the ruins of a supermarket which was flattened by an quake that killed 11 people.
According to local media, people in the central Philippines scrambled out of buildings and houses after the natural disaster was felt.
The natural disaster was felt strongly in key business areas of Manila, with residential and office buildings evacuated after being shaken for several minutes. Many described the ground movement like sea waves.
The Phivolcs said the quake was tectonic in origin and aftershocks are expected.
The Bureau of the Treasury moved Tuesday's auction of 20 billion pesos ($385 million) worth of 20-year bonds to April 24.
The Philippines is part of the Pacific "Ring of Fire", an arc of intense seismic activity that stretches from quake-prone Japan through Southeast Asia and across the Pacific basin.