| SMAC | MAC Address Changer 
| Others |
| SMAC | Saab Midlands Auto Club
| Others |
| SMAC | Sabang Merauke Raya Air Charter
| Others |
| SMAC | Sacramento Metropolitan Arts Commission
| Others |
| SMAC | Saint Mary's Academy and College
| Others |
| SMAC | Saint Moritz Automobile Club
| Others |
| SMAC | Salinas Monterey Agility Center
| Others |
| SMAC | Salsa Music Appreciation Club
| Others |
| SMAC | San Mateo Activist Coalition
| Others |
| SMAC | San Mateo Athletic Club
| Others |
| SMAC | Saturday Morning Athletic Club
| Others |
| SMAC | Scene Matching Area Correlator
| Others |
| SMAC | Sculpture Moderne et Art Contemporain
| Others |
| SMAC | Seacoast Martial Arts Center
| Others |
| SMAC | Seattle Metro Arcade Collectors
| Others |
| SMAC | Secondary Market Advisory Committee
| Stocks and Trading, Organization |
| SMAC | Securities Movement and Control
| Others |
| SMAC | Sensor Media Access Control Protocol
| Others |
| SMAC | Sequential Multiple Analyzer Computer
| Others |
| SMAC | Shawnee Mission Area Council
| Others |
| SMAC | Shenandoah Marlins Aquatic Club
| Others |
| SMAC | Sheppard Military Affairs Committee
| Others |
| SMAC | Shifts, Moves, Adds, & Changes
| Others |
| SMAC | Sid Meier's Alpha Centauri
| Others |
| SMAC | Sid Meiers Alpha Centauri
| Others |
| SMAC | Simple Mac
| Others |
| SMAC | Simulation Model for Automobile Collisions
| Others |
| SMAC | Simulation Model of Automobile Collisions
| Others |
| SMAC | Singers Musicians and Comedians
| Others |
| SMAC | SMAP Music Anniversary CD (Compact Disk)
| Others |
| SMAC | Smc Asia Car
| Others |
| SMAC | Smith Martial Arts Club
| Others |
| SMAC | Smith Mountain Arts Council
| Others |
| SMAC | Smoky Mountain Aquatic Club
| Others |
| SMAC | Social Media Advertising Consortium
| Others |
| SMAC | Social Media and Communications
| Others |
| SMAC | Social Mobile Analytic and Cloud
| Others |
| SMAC | Social Mobile Analytics and Cloud
| Others |
| SMAC | Social Mobile Analytics and Computing
| Others |
| SMAC | Social Mobile Analytics and Content
| Others |
| SMAC | Social Mobile Analytics Cloud
| Others |
| SMAC | Social Mobile Analytics the Cloud
| Others |
| SMAC | Social Mobilisation Action Consortium
| Others |
| SMAC | Social Mobility Analytics and Cloud
| Others |
| SMAC | Social, Mobility, Analytics, Cloud
| Others |
| SMAC | Sock Monkeys Against Cancer
| Others |
| SMAC | sorbitol MacConkey agar
| Others |
| SMAC | Sound Movement Arts Center
| Others |
| SMAC | Source Media Access Control
| Others |
| SMAC | Southeast Mortgagee Advisory Council
| Others |
| SMAC | Southern Maryland Athletic Conference
| Others |
| SMAC | Southern Michigan Adventure Club
| Others |
| SMAC | Southern Miss Activities Council
| Others |
| SMAC | Southwest Minnesota Arts Council
| Others |
| SMAC | Southwestern Michigan Athletic Conference
| Others |
| SMAC | Specific Methodical and Consistent
| Others |
| SMAC | Specific Methodological and Consistent
| Others |
| SMAC | Specific, Measurable, Achievable, and Consistent
| Others |
| SMAC | Sport Martial Arts Champions
| Others |
| SMAC | Sports Music and Culture
| Others |
| SMAC | Sstrategic Member Advisory Committee
| Others |
| SMAC | Standing Medical Advisory Committee
| Others |
| SMAC | StarCraft Multi Agent Challenge
| Others |
| SMAC | State Mapping Advisory Committee
| Others |
| SMAC | State Maximum Allowable Costs
| Others |
| SMAC | State Maximum Allowed Cost
| Others |
| SMAC | State Medicaid Advisory Committee
| Others |
| SMAC | Stillwater Makes A Change
| Others |
| SMAC | Stone Mountain Arts Center
| Others |
| SMAC | Stoughton Media Access Corporation
| Others |
| SMAC | Student Mentoring Another Class
| Others |
| SMAC | Student Movement Against Cancer
| Others |
| SMAC | Students Making A Change
| Others |
| SMAC | Students of Minnesota Athletic Council
| Others |
| SMAC | Sugarloaf Mountain Athletic Club
| Others |
| SMAC | Summer Monetary Assistance Contribution
| Others |
| SMAC | Sunday Morning After Church
| Others |
| SMAC | SupraMolecular Activation Cluster
| Others |
| SMAC | Suzuki Manufacturing of America Corporation
| Others |
| SMAC | Swindon Mini Associates Club
| Others |
| SMAC | Synapse Media Admin Console
| Others |