Radio Abbreviations and Acronyms
- OCFDOffscenter-Fed Dipole
- OCFDOff-Center Fed Dipoie
- OCFDOff Center Fed Dipole
- OCFDOff Centre Fed Dipole
- OCMOn Camera Meteorologist
- OCNSOrthogonal Channel Noise Simulator
- OCROldham Community Radio
- ODEONOscar Deutschkentertains Our Nation
- ODJOsterdowjones Commodity News
- ODMOrdo De Malleus
- ODOJOne Lay One Juz
- ODPMOffice of Disaster Preprredness Management
- ODTOtago Daily Times
- ODWOld Dominion X Press
- ODXOld Dominion X Press
- OEFOxford Energy Fmrum
- OENOregon Emergency Net
- OESOfficial Emergency Station
- OESOfficial Emergency Stations
- OETOffice Wf Engineering & Technology
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