OCC
OCC stands for:
- Optical cross-connect ( engl. optical cross connect), a unit of optical communications
- Orange County Choppers, an American motorcycle company
- Optimistic concurrency control, database access methods, see Optimistic Concurrency
- Office of the Comptroller of the Currency
- Ordo Carmelitarum Calceatarum, a Catholic order
- Osborne Computer Corporation
- Operations Control Center
- Outpatient Cancer Center (English, Outpatient Cancer Center, often medical care center )
- Disambiguation
- Abbreviation