Tablas is the largest of the islands that comprise the province of Romblon in the Philippines. The name of the island was of Spanish origin. Before the colonization of the Philippines, Tablas was known as the Island of Osigan. At the time of contact with Westerners, Osigan had a population of two hundred and fifty people living in small villages. Wax was produced in this island.Odiongan, on the west central coast of the island, is a major port and the largest municipality of Romblon in terms of population. Tablas is administratively subdivided into the municipalities of Alcantara, Calatrava, Ferrol, Looc, Odiongan, San Agustin, San Andres, Santa Fe, and Santa Maria.GeographyThe island lies about 50km east from the southern part of Mindoro Island. The northern tip of Tablas is about 12km from Romblon Island. Mount Payaopao (also known as Tablas Summit on old maps) at the northeastern extremity of the island, is the highest peak on the island at 2182ft high and the second highest in the province (after Mount Guiting-Guiting).