Browse Abbreviations Starting with O

List of acronyms, initialisms, and meanings beginning with the letter O.

ODA OJSC OTP OMGI ORCGP ODTE OBED ODTA OCM OMCI OCMB OCU OAJ ORDB OPA OSTP OORP OGRA ODTG OPERA OSG ODE OBUS OME-AEN ODHT OYMGSG OFW OCOS OSIF OLLO OFBC OZO OMAC OOTH OMPTO OTTC
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