Apayao’s Geography Apayao, derived from the Isnag dialect meaning 'river' or 'large body of water,' holds significant importance as a life-giving source for its people and neighboring provinces. Located in the northernmost part of the Cordillera Administrative Region, Apayao spans a vast land area of 4,502.33 square kilometers or 1,738.36 square miles. The province comprises 7 municipalities: Calanasan , Conner, Flora, Kabugao , Luna, Pudtol , and Santa Marcela, encompassing a total of 133 barangays. Apayao is geographically divided into two regions: Upper Apayao and Lower Apayao. Upper Apayao consists of Kabugao , Conner, and Calanasan , covering 67.2% of the province's total land area. This region is characterized by its majestic mountainous terrain, marked by towering peaks, plateaus, and intermittent valleys. In contrast, Lower Apayao, comprising Flora, Luna, Pudtol , and Sta. Marcela, accounts for 32.8% of the land area and features a predominantly flat landscape with rolling mountains and plateaus. Apayao shares its borders with various provinces: Cagayan to the north and east, Ilocos Norte and Abra to the west, and Kalinga to the south. This strategic location provides the province with diverse cultural influences and opportunities for regional collaboration.