Area Code +63-78-(4000000...4009999) located in Aparri, Cagayan (CAG), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 78 Subscriber Number From : 4000000 Subscriber Number To : 4009999 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 : Innove Communications Inc Click here to buy Philippines Area Code Database Other Information Language Code : en (English) Country Number : 608 (Philippines) Country Code : PH (Philippines) Region Code : CAG Region Name : Cagayan City : Aparri Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 18.3600 Longitude : 121.6400 ‹ previous : +63-78-(3970000...3979999) next › : +63-78-(4010000...4019999) Dialling Instructions For trunk calls: 0 78 4000000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 78 4000000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 4000000 ~ 4009999 (Count: 10,000) Example: +63-78-4000000 / 0063-78-4000000 (078-4000000 / 0-78-4000000) +63-78-4000001 / 0063-78-4000001 (078-4000001 / 0-78-4000001) +63-78-4000002 / 0063-78-4000002 (078-4000002 / 0-78-4000002) +63-78-4000003 / 0063-78-4000003 (078-4000003 / 0-78-4000003) +63-78-4000004 / 0063-78-4000004 (078-4000004 / 0-78-4000004) ...+63-78-xxxxxxx / 0063-78-xxxxxxx (078-xxxxxxx / 0-78-xxxxxxx) ...+63-78-4009995 / 0063-78-4009995 (078-4009995 / 0-78-4009995) +63-78-4009996 / 0063-78-4009996 (078-4009996 / 0-78-4009996) +63-78-4009997 / 0063-78-4009997 (078-4009997 / 0-78-4009997) +63-78-4009998 / 0063-78-4009998 (078-4009998 / 0-78-4009998) +63-78-4009999 / 0063-78-4009999 (078-4009999 / 0-78-4009999)