Area Code +63-78-(3630000...3639999) located in Bayombong, Nueva Vizcaya (NUV), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 78 Subscriber Number From : 3630000 Subscriber Number To : 3639999 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 : NUV Region Name : Nueva Vizcaya City : Bayombong Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 16.4800 Longitude : 121.1500 ‹ previous : +63-78-(3620000...3629999) next › : +63-78-(3650000...3659999) Dialling Instructions For trunk calls: 0 78 3630000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 78 3630000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3630000 ~ 3639999 (Count: 10,000) Example: +63-78-3630000 / 0063-78-3630000 (078-3630000 / 0-78-3630000) +63-78-3630001 / 0063-78-3630001 (078-3630001 / 0-78-3630001) +63-78-3630002 / 0063-78-3630002 (078-3630002 / 0-78-3630002) +63-78-3630003 / 0063-78-3630003 (078-3630003 / 0-78-3630003) +63-78-3630004 / 0063-78-3630004 (078-3630004 / 0-78-3630004) ...+63-78-xxxxxxx / 0063-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+63-78-3639995 / 0063-78-3639995 (078-3639995 / 0-78-3639995) +63-78-3639996 / 0063-78-3639996 (078-3639996 / 0-78-3639996) +63-78-3639997 / 0063-78-3639997 (078-3639997 / 0-78-3639997) +63-78-3639998 / 0063-78-3639998 (078-3639998 / 0-78-3639998) +63-78-3639999 / 0063-78-3639999 (078-3639999 / 0-78-3639999)