| SCO | Aktau, Kazakstan 
| Others |
| SCO | S for Coordination Of
| Others |
| SCO | Sales Cycle Optimization
| Others |
| SCO | Sanghai cooperation organization
| Others |
| SCO | Santa Cruz Operation
| Others |
| SCO | Santa Cruz Operations
| Others |
| SCO | Scholarly Communication Officers
| Others |
| SCO | School Certifying Official
| Others |
| SCO | School Community Organization
| Others |
| SCO | Score - best results
| Others |
| SCO | Score File
| Others |
| SCO | Scots
| Others |
| SCO | Seasonal Climate Outlook
| Others |
| SCO | Secondary Control Officer
| Others |
| SCO | Security Cooperation Organization
| Others |
| SCO | Seleucid Coins Online
| Others |
| SCO | Selfless Caring Organization
| Others |
| SCO | Semiconductor Operations
| Others |
| SCO | Senior Care Options
| Others |
| SCO | Senior Care Organizations
| Others |
| SCO | Senior Commercial Officer
| Others |
| SCO | Senior Contracting Official
| Others |
| SCO | Senior Credit Officer
| Others |
| SCO | Sentiment Classification Oriented
| Others |
| SCO | Service Configuration Object
| Others |
| SCO | Serving Central Office
| Others |
| SCO | Set Synchronous Connection Oriented
| Others |
| SCO | Shanghai Cooperation Organisation
| Organization |
| SCO | Shanghai Cooperation Organization
| Others |
| SCO | Sharable Content Object
| Others |
| SCO | Shareable Content Object
| Others |
| SCO | Shareable Content Objects
| Others |
| SCO | Shell of a Computer Organization
| Others |
| SCO | Single Crossing Over
| Others |
| SCO | Skin Care Options
| Others |
| SCO | Slimy Crude Operations
| Others |
| SCO | Slovak Chamber Orchestra
| Others |
| SCO | Smith And Company Odense
| Others |
| SCO | Smokes Crack Often
| Others |
| SCO | Smoking Crack Operation
| Others |
| SCO | Soft Copy Only
| Others |
| SCO | Soft Corporate Offer
| Others |
| SCO | Soul Club of Ontario
| Others |
| SCO | South County Outreach
| Others |
| SCO | Southern College of Optometry
| Others |
| SCO | Special Cases Office
| Others |
| SCO | Special Commissioned Officer
| Others |
| SCO | Special Communication Organization
| Others |
| SCO | Special Company Order
| Others |
| SCO | Sport Compact Only
| Others |
| SCO | St Christopher Ottilie
| Others |
| SCO | Standard Choice Offer
| Others |
| SCO | Standards and Certification Office
| Others |
| SCO | Start CheckOut
| Others |
| SCO | State Cartographer's Office
| Others |
| SCO | State Construction Office
| Others |
| SCO | State Controller Office
| Others |
| SCO | State Controller's Office
| Others |
| SCO | State Coordinating Officer
| Others |
| SCO | Stochastic Convex Optimization
| Others |
| SCO | Stock Collapsed Overnight
| Others |
| SCO | Sub-Carrier Oscillator
| Others |
| SCO | Subcontract Change Order
| Others |
| SCO | Substandard Communication Organisation
| Others |
| SCO | Suing Customers Operation
| Others |
| SCO | Sun Collaborative Opportunity
| Others |
| SCO | Sun Coupe
| Others |
| SCO | Super Charged Outlaws
| Others |
| SCO | Super Charged Oxygen
| Others |
| SCO | Super Critical Oxygen
| Others |
| SCO | Supplemental Coverage Option
| Others |
| SCO | Supply Chain Optimization
| Others |
| SCO | Switch Closure Out
| Others |
| SCO | Synchronous conetion oriented
| Others |
| SCO | Synchronous Connection Oriented
| Others |
| SCO | Synchronous Connection Oriented Link
| Others |
| SCO | Synthetic Crude Oil
| Others |
| SCO | System Capacity Optimization
| Others |
| SCO | System Center Orchestrator
| Others |
| SCO | Systems Control Officer
| Others |