Ilocos collectively refers to two provinces in the Philippines: Ilocos Norte and Ilocos Sur. Inhabitants are called Ilocanos and they speak the language Iloko, also called Ilocano.The Ilocos Region, containing four provinces, is named after Ilocos. 28% of the inhabitants of the region are Pangasinan people, who belong to a different ethnolinguistic group from the Ilocanos.

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