OLN
| Acronym | Definition |
|---|---|
| OLN | Our Last Night (band) |
| OLN | Olin Corporation |
| OLN | Outdoor Life Network (TV channel) |
| OLN | on Line Network |
| OLN | Office for Library and Information Networking |
| OLN | Oracle Learning Network |
| OLN | Object Literal Notation (computer programming) |
| OLN | Ohio License Number |
| OLN | Ohio League for Nursing (Rocky River, OH) |
| OLN | Off License News (beverage magazine; England, UK) |
| OLN | Operator License Number |