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+63-77-(6770000...6779999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(6770000...6779999)
+63-77-(6780000...6789999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(6780000...6789999)
+63-77-(7010000...7019999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7010000...7019999)
+63-77-(7700000...7709999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7700000...7709999)
+63-77-(7710000...7719999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7710000...7719999)
+63-77-(7720000...7729999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7720000...7729999)
+63-77-(7730000...7739999): Laoag City, Ilocos Norte (ILN) Read more about +63-77-(7730000...7739999)