| ORL | Chevrolet Orlando 
| Others |
| ORL | Object Relational Language
| Others |
| ORL | Obscure Research Labs
| Others |
| ORL | Off Road Lights
| Others |
| ORL | Off Road Logic
| Others |
| ORL | Office of Residence Life
| Others |
| ORL | Office of Residential Life
| Others |
| ORL | Okanagan Regional Librarians
| Others |
| ORL | Okanagan Regional Library
| Others |
| ORL | Oldham and Rochdale Line
| Others |
| ORL | Olfactory Receptor Like
| Others |
| ORL | Olivetti Research Laboratory
| Others |
| ORL | Opening Range Low
| Others |
| ORL | Operational Readiness Levels
| Others |
| ORL | Operations Research Laboratory
| Others |
| ORL | Optical Return Loss
| Others |
| ORL | Ordnance Release Line
| Others |
| ORL | Organic Robotics Lab
| Others |
| ORL | Organic Robots Laboratory
| Others |
| ORL | Organization for Research and Learning
| Others |
| ORL | Orion Racing League
| Others |
| ORL | ORLando Magic
| Others |
| ORL | Orlando, Florida USA
| Others |
| ORL | Orthopaedic Research Laboratories
| Others |
| ORL | Orthopaedic Research Laboratory
| Others |
| ORL | Oto Rhino Laryngologie
| Others |
| ORL | Oto Rino Laringologie
| Others |
| ORL | Oto-RhinoLaryngologist
| Others |
| ORL | otorhinolaryngology
| Others |
| ORL | Outram Research Ltd
| Others |
| ORL | Owl Rules Language
| Others |
| ORL | Owner Requested Limits
| Others |