Area Code +63-78-(3360000...3369999) 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 : 3360000 Subscriber Number To : 3369999 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-(3350000...3359999) next › : +63-78-(3370000...3379999) Dialling Instructions For trunk calls: 0 78 3360000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 78 3360000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3360000 ~ 3369999 (Count: 10,000) Example: +63-78-3360000 / 0063-78-3360000 (078-3360000 / 0-78-3360000) +63-78-3360001 / 0063-78-3360001 (078-3360001 / 0-78-3360001) +63-78-3360002 / 0063-78-3360002 (078-3360002 / 0-78-3360002) +63-78-3360003 / 0063-78-3360003 (078-3360003 / 0-78-3360003) +63-78-3360004 / 0063-78-3360004 (078-3360004 / 0-78-3360004) ...+63-78-xxxxxxx / 0063-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+63-78-3369995 / 0063-78-3369995 (078-3369995 / 0-78-3369995) +63-78-3369996 / 0063-78-3369996 (078-3369996 / 0-78-3369996) +63-78-3369997 / 0063-78-3369997 (078-3369997 / 0-78-3369997) +63-78-3369998 / 0063-78-3369998 (078-3369998 / 0-78-3369998) +63-78-3369999 / 0063-78-3369999 (078-3369999 / 0-78-3369999)