Lanuza, officially the Municipality of Lanuza, is a municipality in the province of Surigao del Sur, Philippines. According to the 2020 census, it has a population of 13,642 people.
Tandag, officially the City of Tandag, is a component city and capital of the province of Surigao del Sur, Philippines. According to the 2020 census, it has a population of 62,669 people.