SMRS
| Acronym | Definition |
|---|---|
| SMRS | Specialized Mobile Radio Service (FCC) |
| SMRS | Southern Midget Racing Series (Sallisaw, OK) |
| SMRS | Special Mission Radio System |
| SMRS | Sonoma Mountain Repeater Society |
| SMRS | Sustainability Management and Reporting System (Canada) |
| SMRS | Social Model Recovery Systems, Inc |
| SMRS | Southern Michigan Railroad Society Inc |
| SMRS | Southampton Model Railway Society (UK; est. 1966) |
| SMRS | Scott Mills Revenge Series (Blue Alert Productions films) |
| SMRS | Scottish Military Re-enactment Society |