Area Code +63-55-(3540000...3549999) located in Catarman, Northern Samar (NSA), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 55 Subscriber Number From : 3540000 Subscriber Number To : 3549999 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 : Department of Transportation and Communications (DOTC) Click here to buy Philippines Area Code Database Other Information Language Code : en (English) Country Number : 608 (Philippines) Country Code : PH (Philippines) Region Code : NSA Region Name : Northern Samar City : Catarman Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 12.4500 Longitude : 124.6500 ‹ previous : +63-55-(3320000...3329999) next › : +63-55-(3560000...3569999) Dialling Instructions For trunk calls: 0 55 3540000 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 55 3540000 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 3540000 ~ 3549999 (Count: 10,000) Example: +63-55-3540000 / 0063-55-3540000 (055-3540000 / 0-55-3540000) +63-55-3540001 / 0063-55-3540001 (055-3540001 / 0-55-3540001) +63-55-3540002 / 0063-55-3540002 (055-3540002 / 0-55-3540002) +63-55-3540003 / 0063-55-3540003 (055-3540003 / 0-55-3540003) +63-55-3540004 / 0063-55-3540004 (055-3540004 / 0-55-3540004) ...+63-55-xxxxxxx / 0063-55-xxxxxxx (055-xxxxxxx / 0-55-xxxxxxx) ...+63-55-3549995 / 0063-55-3549995 (055-3549995 / 0-55-3549995) +63-55-3549996 / 0063-55-3549996 (055-3549996 / 0-55-3549996) +63-55-3549997 / 0063-55-3549997 (055-3549997 / 0-55-3549997) +63-55-3549998 / 0063-55-3549998 (055-3549998 / 0-55-3549998) +63-55-3549999 / 0063-55-3549999 (055-3549999 / 0-55-3549999)