Most of the islands are under the administrative jurisdiction of Vinzons, Camarines Norte, while the minor island of Maculabo is under the jurisdiction of the municipality of Paracale, Camarines Norte.
The island is accessible only by outrigger boat from Daet, Vinzons or Paracale.
Pedro Almacen Barbin (born May 13, 1895, died January 29, 1984, was born in Vinzons (formerly Indan), Camarines Norte.