Tabuk is a city and the capital of the province of Kalinga in the Philippines. According to the 2010 census, it has a population of 103,912 people.It borders with the town of Pinukpuk in the north and the town of Rizal in the northeast. On its westernmost section it shares border with the towns of Pasil and Lubuagan. On the southwest it borders with the town of Tanudan. Tabuk City is a border city of Kalinga with the provinces of Isabela and Mountain Province.