| SSMP | Salt Soluble Meat Protein 
| Others |
| SSMP | Sample Survey of Military Personnel
| Others |
| SSMP | Sanitary Sewer Management Plan
| Others |
| SSMP | Secondary School Mentorship Program
| Others |
| SSMP | Secret Society Motion Pictures
| Others |
| SSMP | Sentencing Simulation Model Project
| Others |
| SSMP | Septic System Management Program
| Others |
| SSMP | Sewer System Management Plan
| Others |
| SSMP | Shoulder Symptom Modification Procedure
| Others |
| SSMP | Simple Sub-system Management Proxy protocol
| Others |
| SSMP | Single Subject Matter Preparation
| Others |
| SSMP | Ski Slope Master Plan
| Others |
| SSMP | Society of Senior Market Professionals
| Others |
| SSMP | Specialty Screw Machine Products
| Others |
| SSMP | Spierings Specialty Molded Products
| Others |
| SSMP | Startup, Shutdown, and Malfunction Plan
| Others |
| SSMP | Steady State Manpower Planning
| Others |
| SSMP | Stockpile Stewardship and Management Plan
| Others |
| SSMP | Stockpile Stewardship and Management Program
| Others |
| SSMP | Street System Master Plan
| Others |
| SSMP | Student Streams Monitoring Program
| Others |
| SSMP | Student Success Mentoring Program
| Others |
| SSMP | Successful Stuttering Management Program
| Others |
| SSMP | Supply Support Management Plan
| Others |
| SSMP | Sustainable Soil Management Program
| Others |
| SSMP | Sustainable Soil Management Project
| Others |
| SSMP | System Safety Management Plan
| Others |
| SSMP | System Safety Management Program
| Others |