+63-77-(7730000...7739999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7730000...7739999)
+63-77-(7740000...7749999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7740000...7749999)
+63-77-(7750000...7759999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7750000...7759999)
+63-77-(7760000...7769999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7760000...7769999)
+63-77-(7774000...7774999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7774000...7774999)
+63-77-(7775000...7775999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7775000...7775999)
+63-77-(7778000...7778999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7778000...7778999)
+63-77-(7779000...7779999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7779000...7779999)
+63-77-(7790000...7799999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7790000...7799999)
+63-77-(7810000...7819999): San Nicolas, Ilocos Norte (ILN) Read more about +63-77-(7810000...7819999)