| SDCC | Salvation and Deliverance Church of Connecticut 
| Others |
| SDCC | San Deigo Comic Con
| Others |
| SDCC | San Diego Car Club
| Others |
| SDCC | San Diego Children's Choir
| Others |
| SDCC | San Diego Christian College
| Others |
| SDCC | San Diego City College
| Others |
| SDCC | San Diego Comic Con
| Others |
| SDCC | San Diego Comic Convention
| Others |
| SDCC | San Diego Consolation Con
| Others |
| SDCC | San Diego Convention Center
| Others |
| SDCC | San Diego Corvair Club
| Others |
| SDCC | San Diego Cougar Club
| Others |
| SDCC | Scientific Data Computing Center
| Others |
| SDCC | Section Data Communications Channel
| Others |
| SDCC | Secure Dcc
| Others |
| SDCC | Secure Direct Client to Client
| Others |
| SDCC | Secure Direct Client-to-Client
| Others |
| SDCC | Senate Democratic Campaign Committee
| Others |
| SDCC | Seperate Document Collated Copies
| Others |
| SDCC | Serial Data Communication Channel
| Others |
| SDCC | Shenstone and District Car Club
| Others |
| SDCC | Shepparton and District Car Club
| Others |
| SDCC | Skyline Drive Corvette Club
| Others |
| SDCC | Small Device C Compiler
| Others |
| SDCC | Small Devices C Compiler
| Others |
| SDCC | Sonet Data Communications Channel
| Others |
| SDCC | South Dakota Camaro Club
| Others |
| SDCC | South Dallas Cultural Center
| Others |
| SDCC | South Dartmoor Community College
| Others |
| SDCC | South Dublin County Council
| Others |
| SDCC | Southern Desert Correctional Center
| Others |
| SDCC | Southern Districts Car Club
| Others |
| SDCC | Stoke Damerel Community College
| Others |
| SDCC | Stonehaven and District Community Council
| Others |
| SDCC | Street Dreams Corvette Club
| Others |
| SDCC | Student Development and Counseling Center
| Others |
| SDCC | Student Development Counseling Center
| Others |
| SDCC | Sun Communications Digital Camera Codec
| Others |
| SDCC | Surface Dose Compliance Concentrations
| Others |
| SDCC | Sutherland District Cricket Club
| Others |