- CARR stands for Carrier
- CARR stands for Centre for Analysis of Risk and Regulation (UK)
- CARR stands for Compound Annual Reduction Rate
- CARR stands for Customer Acceptance Readiness Review
- CARR stands for Carrollton Railroad
- CARR stands for Corrective Action Request and Report
- CARR stands for City Area Rural Rides (Texas)
- CARR stands for Customer Acceptance Requirements Review
- CARR stands for Configuration Audit Readiness Review
CARR