OLSP
| Acronym | Definition |
|---|---|
| OLSP | Optical Label Switched Path |
| OLSP | Other Local Service Provider (telecommunications) |
| OLSP | On-Line Service Provider |
| OLSP | Operational Logistics Support Partnership (US NATO) |
| OLSP | Old Spanish National Historic Trail (US National Park Service) |
| OLSP | Operational Logistics Support Plan |
| OLSP | Optical Label-Switched Path |
| OLSP | Organizational Leadership and Supervision (study course; Indiana University-Purdue University at Fort Wayne) |