Area code 63 is used for the following cities:Click on any city to see time zone and surise sunset time.Brazil - Tocantins - Araguaina (+55-63)Brazil - Tocantins - Palmas (+55-63)Cambodia - Siem Reap (+855-63)Chile - Valdivia (+56-63)Philippines - Marawi City (+63-63)South Korea - Gunsan (+82-63)Sweden - Ostersund (+46-63)