+63-74-(6370000...6379999): Baguio City, Cordillera Administrative Region (15) Read more about +63-74-(6370000...6379999)
+63-74-(6440000...6449999): Bontoc, Mountain Province (MOU) Read more about +63-74-(6440000...6449999)
+63-74-(6610000...6619999): Baguio City, Cordillera Administrative Region (15) Read more about +63-74-(6610000...6619999)