+63-77-(6550000...6559999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(6550000...6559999)
+63-77-(6700000...6709999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(6700000...6709999)
+63-77-(6720000...6729999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(6720000...6729999)