| Term | Full Form | Category |
|---|---|---|
| NLSO | Naval Legal Service Office | Others |
| NLSO | Naval Legal Services Offices | Others |
| NLSO | New London Skatepark Organization | Others |
| NLSO | Newfoundland and Labrador System Operator | Others |
| NLSO | Newfoundland Labrador System Operator | Others |
| NLSO | Non Lego Significant Other | Others |
| NLSO | Nonprofit Leadership Student Organization | Others |
| NLSO | North London Symphony Orchestra | Others |
| NLSO | Northern Lights Steel Orchestra | Others |
| NLSO | Nuclear Licensing and Safety Office | Others |