O
OA - Office Automation
OA - Office of Administration (NIH OD)
OACU - Office of Animal Care and Use (NIH OD)
OAD HIV - Office of the Associate Director for HIV/AIDS
OAMP - Office of Acquisition Management and Policy (NIH OD)
OAR - Office of AIDS Research (NIH OD)
OASDI - Old Age Survivor Disability Insurance
OASH - Office of the Assistant Secretary for Health, PHS
OB - Office of Budget (NIH OD)
OBA - Office of Biotechnology Activities (NIH OD)
OBSSR - Office of Behavioral and Social Sciences Research (NIH OD)
OC - Office of Communications
OCL - Office of Community Liaison (NIH OD)
OCPL - Office of Communications & Public Liaison
OD - Doctor of Optometry
OD - Office of the Director
ODEO - Office of the Director Executive Office (NIH OD)
ODP - Office of Disease Prevention (NIH OD)
ODS - Office of Dietary Supplements (NIH OD)
OE - Office of Education (NIH OD)
OE - Office of Evaluation (NIH OD)
OEO - Office of Equal Opportunity (NIH OD)
OEODM - Office of Equal Opportunity and Diversity Management (NIH OD)
OER - Office of Extramural Research (NIH OD)
OF - Optional Form
OFACP - Office of Federal Advisory Committee Policy (NIH OD)
OFM - Office of Financial Management (NIH OD)
OGC - Office of the General Counsel (NIH OD)
OHR - Office of Human Resources (NIH OD)
OHRM - Office of Human Resource Management (NIH OD)
OHRP - Office for Human Research Protections (NIH OD)
OHSR - Office of Human Subjects Research (NIH OD)
OIR - Office of Intramural Research (NIH OD)
OIT - Office of Information Technology (NIH OD)
OJT - On-The-Job Training
OLAO - Office of Logistics and Acquisition Operations (NIH OD)
OLAW - Office of Laboratory Animal Welfare (NIH OD)
OLPA - Office of Legislative Policy and Analysis (NIH OD)
OLRS - Office of Loan Repayment and Scholarship (NIH OD)
OM - Office of Management (NIH OD)
OMA - Office of Management Assessment (NIH OD)
OMAR - Office of Medical Applications of Research (NIH OD)