Area Code +63-64-(3830000...3839999) located in Isulan, Sultan Kudarat (SUK), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 64 Subscriber Number From : 3830000 Subscriber Number To : 3839999 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 : Department of Transportation and Communications (DOTC) Click here to buy Philippines Area Code Database Other Information Language Code : en (English) Country Number : 608 (Philippines) Country Code : PH (Philippines) Region Code : SUK Region Name : Sultan Kudarat City : Isulan Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 6.6300 Longitude : 124.6000 ‹ previous : +63-64-(2880000...2889999) next › : +63-64-(3840000...3849999) Dialling Instructions For trunk calls: 0 64 3830000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 64 3830000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3830000 ~ 3839999 (Count: 10,000) Example: +63-64-3830000 / 0063-64-3830000 (064-3830000 / 0-64-3830000) +63-64-3830001 / 0063-64-3830001 (064-3830001 / 0-64-3830001) +63-64-3830002 / 0063-64-3830002 (064-3830002 / 0-64-3830002) +63-64-3830003 / 0063-64-3830003 (064-3830003 / 0-64-3830003) +63-64-3830004 / 0063-64-3830004 (064-3830004 / 0-64-3830004) ...+63-64-xxxxxxx / 0063-64-xxxxxxx (064-xxxxxxx / 0-64-xxxxxxx) ...+63-64-3839995 / 0063-64-3839995 (064-3839995 / 0-64-3839995) +63-64-3839996 / 0063-64-3839996 (064-3839996 / 0-64-3839996) +63-64-3839997 / 0063-64-3839997 (064-3839997 / 0-64-3839997) +63-64-3839998 / 0063-64-3839998 (064-3839998 / 0-64-3839998) +63-64-3839999 / 0063-64-3839999 (064-3839999 / 0-64-3839999)