AFP - Armed Forces of the Philippines 
ATO - Air Transportation Office 
BFAD - Bureau of Food and Drugs 
BIR - Bureau of Internal Revenue 
BSP - Bangko Sentral ng Pilipinas 
CCP - Cultural Center of the Philippin… 
CHED - Commission on Higher Education 
COA - Commission On Audit 
COMELEC - Commission on Elections 
DAR - Department of Agrarian Reform 
DBM - Department of Budget and Managem… 
DECS - Department of Education, Cultur… 
DENR - Department of Environment and N… 
DepEd - Department of Educations 
DFA - Department of Foreign Affairs 
DILG - Department of Interior and Loca… 
DND - Department of National Defense 
DOF - Department of Finance 
DOH - Department of Health 
DOJ - Department of Justice 
DOST - Department of Science and Techn… 
DOST-SEI - DOST-Science Education Inst… 
DOST-TAPI - DOST-Technology Applicatio… 
DOT - Department of Tourism 
DOTC - Department of Transportation an… 
DPWH - Department of Public Works and… 
DSWD - Department of Social Welfare an… 
DTI - Department of Trade and Industry 
ERC - Energy Regulatory Commission 
GSIS - Government Service Insurance Sy…