| COR | A Children Of Reznor 
| Others |
| COR | Campus Observation Room
| Others |
| COR | Capital Out-turn & Receipts return
| Others |
| COR | Carrier Operated Relay
| Others |
| COR | Catalogue Of Riffs
| Others |
| COR | Catholic Outdoor Renewal
| Others |
| COR | Central Ontario Regiment
| Others |
| COR | Central Outdoor Router
| Others |
| COR | Centre Of Rotation
| Others |
| COR | Certificate Of Recognition
| Others |
| COR | Certificate Of Registration
| Others |
| COR | Certificate Of Residence
| Others |
| COR | Certification of Recognition
| Others |
| COR | Cervico-Ocular Reflex
| Others |
| COR | Change Order Request
| Others |
| COR | Cheat Of Russia
| Others |
| COR | Chemical Other Regulated
| Others |
| COR | Child Observation Record
| Others |
| COR | Church of the Resurrection
| Others |
| COR | Circuit Order Record
| Others |
| COR | City Of Raleigh
| Others |
| COR | City Of Ramsey
| Others |
| COR | City of Richardson
| Others |
| COR | Civic Online Reasoning
| Others |
| COR | Civility Order and Respect
| Others |
| COR | Class Of Restrictions
| Others |
| COR | Clear Orthodontic Retention
| Others |
| COR | Clinical Outcome Resources
| Others |
| COR | Club Off Road
| Others |
| COR | Coalition of Oakland Residents
| Others |
| COR | Coalition of Organizational Representatives
| Others |
| COR | Coefficient Of Relationship
| Others |
| COR | Coefficient Of Restitution
| Others |
| COR | Coeficence of Resistance
| Others |
| COR | Collaborate Organize and Reflect
| Others |
| COR | College Of Radiographers
| Others |
| COR | Columbia Opportunity Resource
| Others |
| CoR | Combined Ratio
| Others |
| COR | Commissioner Of the Revenue
| Others |
| COR | Commitment Optimism Resilience
| Others |
| COR | Committee of the Regions
| Others |
| COR | Committee on Research
| Others |
| COR | Common Object Repository
| Others |
| COR | Common Object Runtime
| Others |
| COR | Common Rail
| Others |
| COR | Computers Operations Research
| Others |
| COR | Conditioned Orientation Reflex
| Others |
| COR | Confirmation Of Receipt
| Others |
| COR | Congregations Organizing for Renewal
| Others |
| COR | Conservation Of Resources
| Others |
| COR | Continuous Open Registration
| Others |
| COR | Contracting Officer Representative
| Others |
| COR | Contracting Officer's Representative
| Others |
| COR | Contracting Officers Representative
| Others |
| COR | Control Resources
| Others |
| COR | Cordoba, CD, Argentina
| Others |
| COR | Coronary Observation Radio
| Others |
| COR | Correlation
| Others |
| COR | correspondence
| Others |
| COR | cortex
| Others |
| COR | corticosterone
| Others |
| COR | cortisone
| Others |
| COR | Cosmetics On Request
| Others |
| COR | Cost Of Repairs
| Others |
| COR | Cost of Revenue
| Others |
| COR | Council Of Orthodox Rabbis
| Others |
| COR | Council Of Rabbis
| Others |
| COR | Council On Research
| Others |
| COR | Country Of Registration
| Others |
| COR | Culture Of Racism
| Others |
| COR | Custodian Of Records
| Others |
| COR | Customer Operating Rules
| Others |
| COR | Cyclic Olefin Resin
| Others |