GOVERNMENT SERVICE INSURANCE SYSTEM (GSIS)
Address: 2/f GSIS Head Office BuildingRoxas Blvd.Pasay City 1308
Products and Services: eGSISMO, eBCS, APIR, GFAL, and other various social insurance products for members, pensioners
Office Landline/Trunkline 479-3603
Website: https://www.gsis.gov.ph/