Area Code +63-78-(3900000...3909999) located in Ilagan City, Isabela (ISA), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 78 Subscriber Number From : 3900000 Subscriber Number To : 3909999 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 : ISA Region Name : Isabela City : Ilagan City Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 17.1200 Longitude : 122.0100 ‹ previous : +63-78-(3780000...3789999) next › : +63-78-(3910000...3919999) Dialling Instructions For trunk calls: 0 78 3900000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 78 3900000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3900000 ~ 3909999 (Count: 10,000) Example: +63-78-3900000 / 0063-78-3900000 (078-3900000 / 0-78-3900000) +63-78-3900001 / 0063-78-3900001 (078-3900001 / 0-78-3900001) +63-78-3900002 / 0063-78-3900002 (078-3900002 / 0-78-3900002) +63-78-3900003 / 0063-78-3900003 (078-3900003 / 0-78-3900003) +63-78-3900004 / 0063-78-3900004 (078-3900004 / 0-78-3900004) ...+63-78-xxxxxxx / 0063-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+63-78-3909995 / 0063-78-3909995 (078-3909995 / 0-78-3909995) +63-78-3909996 / 0063-78-3909996 (078-3909996 / 0-78-3909996) +63-78-3909997 / 0063-78-3909997 (078-3909997 / 0-78-3909997) +63-78-3909998 / 0063-78-3909998 (078-3909998 / 0-78-3909998) +63-78-3909999 / 0063-78-3909999 (078-3909999 / 0-78-3909999)
