| SDO | Ryotsu Sado Is 
| Others |
| SDO | Sacramento Datsun Owners
| Others |
| SDO | San Diego Opera Association
| Others |
| SDO | San Diego Orienteering
| Others |
| SDO | Sanayee Development Organization
| Others |
| SDO | Scattered Disk Object
| Others |
| SDO | Scattering Disk Object
| Others |
| SDO | Scheduled Day Off
| Others |
| SDO | School District Official
| Others |
| SDO | School Documents Online
| Others |
| SDO | Second Degree Option
| Others |
| SDO | Secure Device Onboard
| Others |
| SDO | Securities Division order
| Others |
| SDO | Selective Door Opening
| Others |
| SDO | Self Describing Object
| Others |
| SDO | Senior Defense Official
| Others |
| SDO | Senior Devops
| Others |
| SDO | Sensory Dynamic Orthosis
| Others |
| SDO | Sequence Diagram Options
| Others |
| SDO | Sequential Data Set Output
| Others |
| SDO | Serial Data Out
| Others |
| SDO | Serial Data Output
| Others |
| SDO | Serra Dos Orgaos
| Others |
| SDO | Server Data Object
| Others |
| SDO | Service Data Object
| Others |
| SDO | Service Data Objects
| Others |
| SDO | Service Driven Operations
| Others |
| SDO | Shilo Danieltown And Oakland
| Others |
| SDO | Shilo, Danieltown, and Oakland
| Others |
| SDO | Ship's Debarkation Officer
| Others |
| SDO | Silent Death
| Others |
| SDO | Silicone Dynamic Orthotics
| Others |
| SDO | Simple Device Orientation
| Others |
| SDO | Slavery Disclosure Ordinance
| Others |
| SDO | Smart Dubai Office
| Others |
| SDO | Social Dominance Orientation
| Others |
| SDO | Software Defined Operations
| Others |
| SDO | Software Defined Optoelectronics
| Others |
| SDO | Software Delivery Optimization
| Others |
| SDO | Solar Dynamics Observatory
| Others |
| SDO | Solution Delivery Officer
| Others |
| SDO | Sour Diesel Oleg
| Others |
| SDO | Spatial Data Object
| Others |
| SDO | Spatial Data Option
| Others |
| SDO | Speedometer
| Others |
| SDO | Sports Development Office
| Others |
| SDO | Sports Development Officer
| Others |
| SDO | Squad Day Optic
| Others |
| SDO | Stamp Distribution Office
| Others |
| SDO | Standard Developing Organization
| Others |
| SDO | Standard Development Organization
| Others |
| SDO | Standards Developing Organizations
| Others |
| SDO | Standards Development Organization
| Others |
| SDO | Static Data Operations
| Others |
| SDO | Store Drop Off
| Others |
| SDO | Student Development Office
| Others |
| SDO | Sub Division officer
| Others |
| SDO | Sub Divisional Officer
| Others |
| SDO | Sub-Division Officer
| Others |
| SDO | Sudden Death Overtime
| Others |
| SDO | Super Distributed Objects
| Others |
| SDO | Supplementary Defence Option
| Others |
| SDO | Supplier Diversity Office
| Others |
| SDO | Suspension and Debarment Officer
| Others |
| SDO | Suspension And Debarment Official
| Others |
| SDO | Sustainable Development Observatory
| Others |
| SDO | Sustainable Development Online
| Others |
| SDO | Synthetic Diesel Oil
| Others |
| SDO | System Delivery Offering
| Others |