ODU

ODU may refer to:

• Out Door Unit, an out door unit which is used in microwave transmissions
• Old Dominion University, a large public research university in Norfolk, Virginia
• Ohio Dominican University, a private Catholic university in Columbus, Ohio
• Operational Dress Uniform, a working utility uniform of the United States Coast Guard
• Odigo Messenger, user file .odu
• Out-door Unit
• Optical channel Data Unit, the digital path layer for the Optical Transport Network (OTN)
• An American company that makes connectors

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