commuter plane from Cauayan. Palanan is served by Palanan Airport. By water, a boat ride from the neighboring town of Divilacan or in the towns of Dingalan and Baler in Aurora province in the south usually takes about two to three (2-3) hours and six to seven (6-7) hours, respectively. By land, Palanan can also be reached by hiking over the Sierra Madres from the neighboring town of San Mariano, which could take about three to five days. References External links Municipal Profile at the National Competitiveness Council of the Philippines Palanan at the Isabela Government Website Local Governance Performance Management System [ Philippine Standard Geographic Code] Philippine Census Information Municipality of Palanan Municipalities of Isabela (province)