The Dinagat Islands Province are divided into 7 municipalities:

·         Basilisa

·         Cagdianao

·         Dinagat

·         Libjo

·         Loreto

·         San Jose

·         Tubajon

Islands

There are 25 outlying islands surrounding the mainland of Dinagat Islands which are under the jurisdiction of the province.

·         Bilabid Island

·         Cabilan Island

·         East Cabilan Island

·         Hagakhak Island

·         Hibusong Island

·         Kanhanusa Island

·         Kanhatid Island

·         Kanihaan Island

·         Kasundalo Island

·         Kisses Islets

·         La Isla Aga

·         Lalaking Bukid

·         Lingig Island

·         Little Hagakhak Island

·         Kotkot Island

·         Polo

·         Puyo Islet

·         Sayaw Island

·         Sibanac Island

·         Sibucaoan Island

·         Stingray Islet

·         Tabuk Island

·         Twin Islands

·         Unib Island