| VSO | The Valves Switching Off 
| Others |
| VSO | Valdosta Southern Railroad
| Others |
| VSO | Valentine Service Overseas
| Others |
| VSO | Valves Switching Off
| Others |
| VSO | Vancouver Symphony Orchestra
| Others |
| VSO | Variable Speed Operation
| Others |
| VSO | Variable Speed Oscillation
| Others |
| VSO | Vehicle Sales Ontology
| Others |
| VSO | Vehicle Sales Order
| Others |
| VSO | Vehicle Special Order
| Others |
| VSO | Vehicle Speed Output
| Others |
| VSO | Vendor Specific Option
| Others |
| VSO | Verb Subject Object
| Others |
| VSO | Vermont Symphony Orchestra
| Others |
| VSO | Very Small Outline
| Others |
| VSO | Very Special Old
| Others |
| VSO | Very Special Olds
| Others |
| VSO | Very Stable Oscillator
| Others |
| VSO | Very Superior Old
| Others |
| VSO | Veterans Service Office
| Others |
| VSO | Veterans Service Officer
| Others |
| VSO | Veterans Service Organization
| Others |
| VSO | Veterans Service Organizations
| Others |
| VSO | Vicksburg Soccer Organization
| Others |
| VSO | Video Switching Office
| Others |
| VSO | Violated Social Outcast
| Others |
| VSO | Violin Shape Object
| Others |
| VSO | Virginia Society of Ornithology
| Others |
| VSO | Virginia Symphony Orchestra
| Others |
| VSO | Virtual Service Operations
| Others |
| VSO | Virtual Solar Observatory
| Others |
| VSO | Visual Simulation Object
| Others |
| VSO | Visual Studio Online
| Others |
| VSO | Vita Standards Organization
| Others |
| VSO | Vocational Student Organizations
| Others |
| VSO | Voluntary Sector Option
| Others |
| VSO | Voluntary Sector Option (New Deal)or Voluntary Service Overseas
| Others |
| VSO | Voluntary Sector Organisation
| Others |
| VSO | Voluntary Service Organisation
| Others |
| VSO | Voluntary Service Overseas
| Others |
| VSO | Voluntary Services Overseas
| Others |
| VSO | Volunteer Service Overseas
| Others |