Office of International Affairs
Orbiter Interface Adapter
Office of Insular Affairs
Office of Internal Audit
Office of International Activities
Operator Information Area
Office of Imagery Analysis
Office of Integrative Activities
Open Information Access
Optional inventory adjustment
MORGAN STANLEY DEAN WITTER MUNICIPAL INCOME OPPORTUNITIES TRUST
Oahu Interscholastic Association
Observatorio Ionosférica Arecibo
Ocean Industries Association
Office Information Architecture
Office of Independent Assessment
Office of Information Assurance
Office of Intelligence & Analysis
Office of Intelligence and Analysis
Office of Intergovernmental Affairs
Office of Internal Affairs
Office of Internal Auditing
Office of Int'l Affairs
Office of Intramural Affairs
Office of the Assistant Secretary for Information Analysis
oil induced arthritis
Open Interface Access
Operational Interface Agreement
Operations Intelligence Automation
optical immunoassay
Observatorio de la Infancia en Andalucía
Odhav Industries Association
office in action
Office of Institutional Analysis
Only In America
Organização Internacional do Açúcar
Other Institutional Activities