| OLM | Obnoxious Loud Mouth 
| Others |
| OLM | Ocular Larva Migrans
| Others |
| OLM | Off Line Modeling
| Others |
| OLM | Office of Legacy Management
| Others |
| OLM | Office of Legislative Management
| Others |
| OLM | Oil Life Monitor
| Others |
| OLM | Olmsted County, Ohio
| Others |
| OLM | Olympia, Washington USA
| Others |
| OLM | On Line Maintenance
| Others |
| OLM | On Line Manual
| Others |
| OLM | On Line Maps
| Others |
| OLM | On Line Marketing
| Others |
| OLM | On Line Media
| Others |
| OLM | On Line Music
| Others |
| OLM | On-Line Ministries
| Others |
| OLM | On-Location Media, LLC
| Others |
| OLM | Oncoming Lane Mitigation
| Others |
| OLM | Online Learning Magazine
| Others |
| OLM | Online Learning Modules
| Others |
| OLM | Online Lodging Marketplaces
| Others |
| OLM | Open Location Map
| Others |
| OLM | Operational Loads Monitoring
| Others |
| OLM | Operator Lifecycle Manager
| Others |
| OLM | Optical Link Management
| Others |
| OLM | Optical Link Module
| Others |
| OLM | Optical Link Modules
| Others |
| OLM | Oracle Learning Management
| Others |
| OLM | Oracle Lease Management
| Others |
| OLM | Orbit Library Manager
| Others |
| OLM | Ordained Local Minister
| Others |
| OLM | Ordained Local Ministry
| Others |
| OLM | Order Level Materials
| Others |
| OLM | Order Line Managing
| Others |
| OLM | Organic Lifestyle Magazine
| Others |
| OLM | Oriens Lacunosum Moleculare
| Others |
| OLM | Oriental Light and Magic
| Others |
| OLM | Oriental Light Magic
| Others |
| OLM | Our Lady of Mercy
| Others |
| OLM | Our on Line Metrology
| Others |
| OLM | Outer Limiting Membrane
| Others |
| OLM | Ozone Limiting Method
| Others |