| CRU | Cargo Refrigeration Unit 
| Others |
| CRU | Carriacou, Windward Islands
| Others |
| CRU | Cassette Read Unit
| Others |
| CRU | Cats Riding Unicycle
| Others |
| CRU | Cedar Rapids Underground
| Others |
| CRU | Center Recall Unit
| Others |
| CRU | Central Reexamination Unit
| Others |
| CRU | Certification Renewal Unit
| Others |
| CRU | Christ Reflected in US
| Others |
| CRU | Christians Riding Unicorns
| Others |
| CRU | Classification Review Unit
| Others |
| CRU | Climate Research Unit
| Others |
| CRU | Climatic Research Unit
| Others |
| CRU | Collision Reconstruction Unit
| Others |
| CRU | Combination Roll Up
| Others |
| CRU | Commercial Retail Unit
| Others |
| CRU | Communications Register Unit
| Others |
| CRU | Community Relations Unit
| Others |
| CRU | Community Response Unit
| Others |
| CRU | Compensation Recovery Unit
| Others |
| CRU | Comprehensive Rehabilitation Unit
| Others |
| CRU | Compressed file archive (CRUSH)
| Others |
| CRU | Connections Resources for U
| Others |
| CRU | Connector Resources Unlimited
| Others |
| CRU | Content Relevant Url
| Others |
| CRU | Corporate Responsibility User
| Others |
| CRU | Crime Reporting Unit
| Others |
| CRU | Cruiser
| Others |
| CRU | Custom Resolution Utility
| Others |
| CRU | Customer Removable Unit
| Others |
| CRU | Customer Replaceable Unit
| Others |
| CRU | Customer Replaceable Units
| Others |
| CRU | Customer Review Unit
| Others |