+63-64-(5203000...5203999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5203000...5203999)
+63-64-(5204000...5204999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5204000...5204999)
+63-64-(5205000...5205999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5205000...5205999)
+63-64-(5208000...5208999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5208000...5208999)
+63-64-(5209000...5209999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5209000...5209999)
+63-64-(5270000...5279999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5270000...5279999)
+63-64-(5280000...5289999): Cotabato City, North Cotabato (NCO) Read more about +63-64-(5280000...5289999)