LGU – IrosinIrosin Municipal Hall,Irosin, Sorsogon PhilippinesPhone 1: 0920 907 7947Phone 2: 0917 717 2523Email: neriz59@yahoo.com.phMonday8:00 AM - 5:00 PMTuesday8:00 AM - 5:00 PMWednesday8:00 AM - 5:00 PMThursday8:00 AM - 5:00 PMFriday8:00 AM - 5:00 PMSaturdayClosedSundayClosed