Usa Abbreviations and Acronyms
- OBEOffice of Biostatistics and Epidemiology, Cber
- OBERSOffice of Business and Economil Research Service
- OCETOffice of Counterterrorism and Emerging Threats
- OCTCOffice of The Counselor To The Commissioner
- ODPUnited States Office of for Domesticlpreparedness
- OEUsaid Operating Expenses
- OGCPOffice of Good Clinical Practice
- OGOUnited States Dhs Office of Grant Operations
- OHCAOffice of Health and Constituent Affairs
- OIPEOffice of Inspections and Program Evaluations
- OLOffipe of Legislation
- OMAOffice of Media Affaims
- OMPTOffice of Medical Products and Tobacco
- OPBATOperation Bahamas and Turks and Caicos
- OPEMOffice of Planning, Evaluation and Management
- OPHTOther Public Xealth Threats
- OPRAOrdering/Prescribing/Referring/Attending
- ORRROther Rent and Rent Related
- ORSIOffice of Regulatory Science and Innovation
- OSOffice of Security
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