Area Code +63-77-(7226400...7226499) located in Caoayan, Ilocos Sur (ILS), more detail is as below. Place International Dialing Code : 63 International Prefix : 00 National Prefix : 0 National Destination Code : 77 Subscriber Number From : 7226400 Subscriber Number To : 7226499 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 : ILS Region Name : Ilocos Sur City : Caoayan Timezone : Asia/Manila Coordinated Universal Time : +08:00 Daylight Saving Time : Yes National Significant Number Minimum Length : 9 Latitude : 17.5300 Longitude : 120.4000 ‹ previous : +63-77-(7226300...7226399) next › : +63-77-(7227000...7229999) Dialling Instructions For trunk calls: 0 77 7226400 (Trunk Code + National Destination Code + Subscriber Number) For international calls: 00 63 77 7226400 (International Prefix + International Dailing Code +National Destination Code + Subscriber Number) Telephone Number List 7226400 ~ 7226499 (Count: 100) Example: +63-77-7226400 / 0063-77-7226400 (077-7226400 / 0-77-7226400) +63-77-7226401 / 0063-77-7226401 (077-7226401 / 0-77-7226401) +63-77-7226402 / 0063-77-7226402 (077-7226402 / 0-77-7226402) +63-77-7226403 / 0063-77-7226403 (077-7226403 / 0-77-7226403) +63-77-7226404 / 0063-77-7226404 (077-7226404 / 0-77-7226404) ...+63-77-xxxxxxx / 0063-77-xxxxxxx (077-xxxxxxx / 0-77-xxxxxxx) ...+63-77-7226495 / 0063-77-7226495 (077-7226495 / 0-77-7226495) +63-77-7226496 / 0063-77-7226496 (077-7226496 / 0-77-7226496) +63-77-7226497 / 0063-77-7226497 (077-7226497 / 0-77-7226497) +63-77-7226498 / 0063-77-7226498 (077-7226498 / 0-77-7226498) +63-77-7226499 / 0063-77-7226499 (077-7226499 / 0-77-7226499)