| Acronym | Definition |
|---|
| ISPO | International Society for Prosthetics and Orthotics |
| ISPO | Information Society Project Office |
| ISPO | Information Society Promotion Office |
| ISPO | Internationale Fachmesse für Sportartikel Und Sportmode (German: International sporting goods trade fair) |
| ISPO | International Simultaneous Policy Organization |
| ISPO | International Society for Preventive Oncology |
| ISPO | Irrevocable Standing Payment Order |
| ISPO | International SKA (Square Kilometre Array) Project Office |
| ISPO | Internal Security and Public Order (Bukit Aman, Malaysia) |
| ISPO | Institute for Social and Political Opinion Research |
| ISPO | International Safeguards Project Office (Upton, NY) |
| ISPO | Internet Service Provider Outsourcing |
| ISPO | International Standard for Pilot Organisations (Dutch Maritime Pilot Organisation) |
| ISPO | Installation Security Plans Office |