Area Code +63-78-(8700000...8709999) located in Ilagan, 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 : 8700000 Subscriber Number To : 8709999 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 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-(8660000...8669999) next › : +63-78-(8780000...8789999) Dialling Instructions For trunk calls: 0 78 8700000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 78 8700000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 8700000 ~ 8709999 (Count: 10,000) Example: +63-78-8700000 / 0063-78-8700000 (078-8700000 / 0-78-8700000) +63-78-8700001 / 0063-78-8700001 (078-8700001 / 0-78-8700001) +63-78-8700002 / 0063-78-8700002 (078-8700002 / 0-78-8700002) +63-78-8700003 / 0063-78-8700003 (078-8700003 / 0-78-8700003) +63-78-8700004 / 0063-78-8700004 (078-8700004 / 0-78-8700004) ...+63-78-xxxxxxx / 0063-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+63-78-8709995 / 0063-78-8709995 (078-8709995 / 0-78-8709995) +63-78-8709996 / 0063-78-8709996 (078-8709996 / 0-78-8709996) +63-78-8709997 / 0063-78-8709997 (078-8709997 / 0-78-8709997) +63-78-8709998 / 0063-78-8709998 (078-8709998 / 0-78-8709998) +63-78-8709999 / 0063-78-8709999 (078-8709999 / 0-78-8709999)