Area Code +63-77-(2570000...2579999) located in Sinait, 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 : 2570000 Subscriber Number To : 2579999 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 : Innove Communications Inc 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 : Sinait Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 17.8700 Longitude : 120.4600 ‹ previous : +63-77-(2560000...2569999) next › : +63-77-(2580000...2589999) Dialling Instructions For trunk calls: 0 77 2570000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 77 2570000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 2570000 ~ 2579999 (Count: 10,000) Example: +63-77-2570000 / 0063-77-2570000 (077-2570000 / 0-77-2570000) +63-77-2570001 / 0063-77-2570001 (077-2570001 / 0-77-2570001) +63-77-2570002 / 0063-77-2570002 (077-2570002 / 0-77-2570002) +63-77-2570003 / 0063-77-2570003 (077-2570003 / 0-77-2570003) +63-77-2570004 / 0063-77-2570004 (077-2570004 / 0-77-2570004) ...+63-77-xxxxxxx / 0063-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+63-77-2579995 / 0063-77-2579995 (077-2579995 / 0-77-2579995) +63-77-2579996 / 0063-77-2579996 (077-2579996 / 0-77-2579996) +63-77-2579997 / 0063-77-2579997 (077-2579997 / 0-77-2579997) +63-77-2579998 / 0063-77-2579998 (077-2579998 / 0-77-2579998) +63-77-2579999 / 0063-77-2579999 (077-2579999 / 0-77-2579999)