Business & Finance Abbreviations and Acronyms
- OHCAOrganized Health Care Arrangement
- OHCAOriole Homes Corporation Class A
- OHCHROffice of The United Nations High Commissioner for Human Rights
- OHCROhio Central Railroad
- OHEOrganization of Healthcare Educators
- OHEOverhead Electric
- OHGOffene Handelsgesellschaft General
- OHGOperators Harmonization Group
- OHICOhi-Rail Corporation
- OHICOhio Hospital Insurance Company
- OHIPOntario Health Insurance Program
- OHIPOvincial Health Insurance Plan
- OHKOasis Hong Kong Airlines
- OHKKruse Grain
- OHKAOasis Hong Kong Airlines
- OHLOverhead Line
- OHLOmnitech Holdings Ltd
- OHLCOpen, High, Low, Close Chart
- OHLEOverhead Line Equipment
- OHNSOverhead Line Neutral Section
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