Divilacan

', officially the ' (; ), is a in the province of , . According to the , it has a population of people.
Etymology.
Divilacan was derived from the native Dumagat compound word "vilican", meaning "fish and shell." The word "di" implies origin. Therefore, Divilacan literally means “where fish and shells abound.”
History.
Divilacan was a former remote "sitio" of "Barrio" Antagan in the neighboring town of Tumauini. It became a separate municipality on June 21, 1969 by virtue of Republic Act No. 5776.
Geography.
Divilacan is one of the four coastal municipalities of the province of Isabela facing the Philippine Sea to the east.
The town is bounded to the north by Maconacon, Tumauini to the west, Ilagan City to the southwest, Palanan to the south and the Philippine Sea to the east.
Barangays.
Divilacan is politically subdivided into 12 barangays.
Transportation.
Divilacan is accessible via sea and air. The town is served by the Maconacon Airport in the neighboring town of Maconacon which connects this isolated town to Cauayan Airport, in Cauayan City.
The construction of an 82-kilometer Ilagan-Divilacan Road through the protected Sierra Madre mountains is on-going to open access to the coastal towns of Divilacan, Palanan and Maconacon. The approved budget contract of the project amounting to P1.5B, will pass through the foothills of the 359,486-hectare Northern Sierra Madre mountain ranges. The project will improve an old logging road used by a defunct logging company until the 1990s. It will start in Barangay Sindon Bayabo in Ilagan City and will end in Barangay Dicatian in this town. The project is started in March 2016 and is expected to be completed in 2021.
Demographics.
In the , the population of Divilacan was people, with a density of .