| UCR | UC Riverside 
| Others |
| UCR | Un-Classified Receipts
| Others |
| UCR | Un-Conditioned Reflex
| Others |
| UCR | Unclassified Country Road
| Others |
| UCR | Unclassified County Road
| Others |
| UCR | Uncorrected Combined Result
| Others |
| UCR | Under Color Removal
| Others |
| UCR | Undercolor removal
| Others |
| UCR | Unified Carrier Registration
| Others |
| UCR | Uniform Case Record
| Others |
| UCR | Uniform Case Recording
| Others |
| UCR | Uniform Counterparty Rating
| Others |
| UCR | Uniform Crime Reporting
| Others |
| UCR | Uniform Crime Reports
| Others |
| UCR | Uniform, Customary, and Reasonable charges
| Others |
| UCR | Uniformed Crime Reporting
| Others |
| UCR | United Centaurian Republic
| Others |
| UCR | United Commercial Realty
| Others |
| UCR | United Phosphorus Limited
| Others |
| UCR | Univ of California Riverside
| Others |
| UCR | Universal Card Reader
| Others |
| UCR | Universal Console Redirect
| Others |
| UCR | Universal Control Remapper
| Others |
| UCR | Universidad de Costa Rica
| Others |
| UCR | University of California at Riverside
| Others |
| UCR | University Of California Riverside
| Others |
| UCR | Unsatisfactory Condition Report
| Others |
| UCR | Unused Credit Room
| Others |
| UCR | Unusual Coverage Regular
| Others |
| UCR | Upper Control Arm Rear
| Others |
| UCR | Urban Congestion Report
| Others |
| UCR | Urgent Copy Request
| Others |
| UCR | Urinary Creatinine
| Others |
| UCR | Usable Capital Receipts
| Others |
| UCR | Use Cases and Requirements
| Others |
| UCR | Used Car Roadshow
| Others |
| UCR | User Certification Report
| Others |
| UCR | User Change Request
| Others |
| UCR | Usual And Customary Rates
| Others |
| UCR | Usual Customary and Reasonable
| Others |
| UCR | Usual customary reasonable
| Others |
| UCR | Usual, Customary, and Reasonable
| Others |
| UCR | Utah Coal Route
| Others |