Housing & Development Board (HDB)
http://www.hdb.gov.sg/
Central Provident Fund Board (CPF Board)
http://www.cpf.gov.sg
Urban Redevelopment Authority (URA)
http://www.ura.gov.sg/
Inland Revenue Authority of Singapore (IRAS)
http://www.iras.gov.sg
Integrated Land Information Services
http://www.inlis.gov.sg/layout/homepage.aspx
eCitizen
http://www.ecitizen.gov.sg/
Housing & Infrastructure
http://www.gov.sg/pol_hou.htm
Land Transport Authority (LTA)
http://www.lta.gov.sg/
Singapore Power Services
http://services.spservices.sg/
Singapore Telecom
http://www.singtel.com
StarHub
http://www.starhub.com/cabletv