Area Code +63-77-(6280000...6289999) located in Vigan City, Ilocos Sur (ILS), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 77 Subscriber Number From : 6280000 Subscriber Number To : 6289999 National Destination Code Length : 2 Uses National Destination Code : Yes National Significant Number Length : 9 Number Type : G (Geographic Land Line, Fixed Line) Carrier Name : Philippine Long Distance Telephone Company (PLDT) Click here to buy Philippines Area Code Database Other Information Language Code : en (English) Country Number : 608 (Philippines) Country Code : PH (Philippines) Region Code : ILS Region Name : Ilocos Sur City : Vigan City Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 17.5700 Longitude : 120.3900 ‹ previous : +63-77-(6250000...6259999) next › : +63-77-(6320000...6329999) Dialling Instructions For trunk calls: 0 77 6280000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 77 6280000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 6280000 ~ 6289999 (Count: 10,000) Example: +63-77-6280000 / 0063-77-6280000 (077-6280000 / 0-77-6280000) +63-77-6280001 / 0063-77-6280001 (077-6280001 / 0-77-6280001) +63-77-6280002 / 0063-77-6280002 (077-6280002 / 0-77-6280002) +63-77-6280003 / 0063-77-6280003 (077-6280003 / 0-77-6280003) +63-77-6280004 / 0063-77-6280004 (077-6280004 / 0-77-6280004) ...+63-77-xxxxxxx / 0063-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+63-77-6289995 / 0063-77-6289995 (077-6289995 / 0-77-6289995) +63-77-6289996 / 0063-77-6289996 (077-6289996 / 0-77-6289996) +63-77-6289997 / 0063-77-6289997 (077-6289997 / 0-77-6289997) +63-77-6289998 / 0063-77-6289998 (077-6289998 / 0-77-6289998) +63-77-6289999 / 0063-77-6289999 (077-6289999 / 0-77-6289999)