Area Code +63-83-(8770000...8779999) located in General Santos, South Cotabato (SCO), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 83 Subscriber Number From : 8770000 Subscriber Number To : 8779999 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 : SCO Region Name : South Cotabato City : General Santos Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 6.1200 Longitude : 125.1700 ‹ previous : +63-83-(8700000...8709999) next › : +63-83-(8780000...8789999) Dialling Instructions For trunk calls: 0 83 8770000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 83 8770000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8770000 ~ 8779999 (Count: 10,000) Example: +63-83-8770000 / 0063-83-8770000 (083-8770000 / 0-83-8770000) +63-83-8770001 / 0063-83-8770001 (083-8770001 / 0-83-8770001) +63-83-8770002 / 0063-83-8770002 (083-8770002 / 0-83-8770002) +63-83-8770003 / 0063-83-8770003 (083-8770003 / 0-83-8770003) +63-83-8770004 / 0063-83-8770004 (083-8770004 / 0-83-8770004) ...+63-83-xxxxxxx / 0063-83-xxxxxxx (083-xxxxxxx / 0-83-xxxxxxx) ...+63-83-8779995 / 0063-83-8779995 (083-8779995 / 0-83-8779995) +63-83-8779996 / 0063-83-8779996 (083-8779996 / 0-83-8779996) +63-83-8779997 / 0063-83-8779997 (083-8779997 / 0-83-8779997) +63-83-8779998 / 0063-83-8779998 (083-8779998 / 0-83-8779998) +63-83-8779999 / 0063-83-8779999 (083-8779999 / 0-83-8779999)