| SAIC | Scottish Aquaculture Innovation Centre 
| Others |
| SAIC | Shanghai Automotive Industry Corporation
| Others |
| SAIC | Single Antenna Interference Cancellation
| Others |
| SAIC | South African Indian Congress
| Others |
| SAIC | State Administration For Industry And Commerce
| Others |
| SAIC FC | Shanghai Automotive Industry Corporation, Finance Corporation, Limited
| Others |
| SAICA | Social Adjustment Inventory for Children and Adolescents
| Others |
| SAICA | Sociedades Anonimas Inscritas de Capital Abierto
| Others |
| SAICA | South African Institute of Chartered Accountants
| Others |
| SAICAN | Springfield (Mass) Area Interfaith Climate Action Network
| Others |
| SAICE | South African Institute of Civil Engineering
| Others |
| SAICE | South African Institution of Civil
| Others |
| SAICE | South African Institution of Civil Engineering
| Others |
| SAICE | South African Institution of Civil Engineers
| Others |
| SAICE | Sri Aurobindo International Centre of Education
| Others |
| SAICE | Suid-Afrikaanse Instituut van Siviele Ingenieurswese
| Others |
| SAICO | Sexaholics Anonymous International Central Office
| Others |
| SAICS | Situation Awareness in Information and Cyber Security
| Others |
| SAICS | South African Institute of Cosmetics and Slimming
| Others |
| SAICSIT | South African Institute of Computer Scientists and Information Technologies on Enablement Through Technology
| Others |
| SAID | Security Association IDentifier
| Others |
| SAID | Security Associations Id
| Others |
| SAID | Sense Analyze Interpret And Decide
| Others |
| SAID | Sexual Allegations in Divorce
| Others |
| SAID | Sigma's Against Impaired Driving
| Others |
| SAID | Societa Anonima Italiana Darracq
| Others |
| SAID | Space Allocation Interior Design
| Others |
| SAID | Special Application Of Industrial Diamonds
| Others |
| SAID | Specific Adaptation to Imposed Demand
| Others |
| SAID | Specific Adaptation to Imposed Demands
| Others |
| SAID | Specific Adaptations To Imposed Demands
| Others |
| SAID | Steroidal Anti-Inflammatory Drug
| Others |
| SAID | Students Against Impaired Driving
| Others |
| SAID | Such An Incredible Difference
| Others |
| SAID | System Average Interruption Duration
| Others |
| SAIDA | Societe Algerienne d'Importation et Distribution Automobiles
| Others |
| SAIDA | South African Inherited Disorders Association
| Others |
| SAIDC | San Antonio Infectious Diseases Consultants
| Others |
| SAIDC | San Antonio Interfaith Darfur Coalition
| Others |
| SAIDC | Save Africa Inventions and Development Conference
| Others |
| SAIDC | Slovak Agency for International Development Cooperation
| Others |
| SAIDC | Spanish Agency for International Development Cooperation
| Others |
| SAIDE | South African Institute for Distance Education
| Others |
| SAIDI | Southern African Institute of Driving Instructors
| Others |
| SAIDI | Spaced Antenna Imaging Doppler Interferometer
| Others |
| SAIDI | System Average Interruption Duration Index
| Others |
| SAIE | Societa Automobili Italiane Ed Estere
| Others |
| SAIEE | South African Institute of Electrical Engineers
| Others |
| SAIEVAC | South Asia Initative to End Violence Against Children
| Others |
| SAIEVAC | South Asia Initiative to End Violence Against Children
| Others |