Naval Abbreviations and Acronyms
- NTCNational Training Center (USA)
- OCNOOffice of The Chief of Naval Operations
- OCSOfficer Candidate School
- OEFOperation Enduring Freedom
- OFOpposing Force
- OIFOperation Iraqi Freedom
- OMAOrganizational Maintenance Activities
- OMMSOrganization Maintenance Management System
- ONROffice of Naval Research (U.S.)
- ONSOperational Needs Statement
- OODOfficer of The Deck
- OODAObservation, Orientation, Decision, Action
- OPFOROpposing Force
- OPNAVOffice of The Chief of Naval Operations
- OPNAVChief of Naval Operations
- OPNETOperator New Equipment Training
- OPSOperations Officer
- OPS-OOperations Officer
- OPSOOperations Officer
- PEO C3SProgram Executive Office Command, Control and Communications Systems
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