Abbreviations beginning with o

OCCLOffice of Communications and Congressional Liaison (US DoD IG)
Governmental

OCCLOttawa Community Coalition for Literacy (formerly Ottawa-Carleton Coalition for Literacy; Canada)
Miscellaneous

OCCLOttawa-Carleton Coalition for Literacy (now Ottawa Community Coalition for Literacy; Canada)
Miscellaneous

OCCMOn Condition Cyclic Maintenance
Academic & Science

OCCMOpen-Chest Cardiac Massage (cardiovascular medicine)
Academic & Science

OCCMOptimistic Concurrency Control Mechanism
Academic & Science

OCCMOrthodox Christian College Ministry
Academic & Science » Colleges

OCCMOslo Conference on Cluster Munitions (Norway)
Academic & Science

OCCMOffice of Charge Card Management
Business » Management

OCCMOne Call Care Management
Business » Management

OCCMOn Command Cloud Manager
Computing » IT

OCCMOffice of Commercial Communications Management
Governmental

OCCMOpen Chest Cardiac Massage
Medical » Cardiology

OCCMOffice of Court Construction and Management
Miscellaneous » Construction

OCCMOpen Chest Cardiac Massage
Miscellaneous » Unclassified

OCCMEDOccupational Medicine (also seen as OCC MED and OM)
Community

OCCMSOntario Child Care Management System
Academic & Science