| PMSC | Pennsylvania Mountain Service Corps 
| Others |
| PMSC | Peoria Medical Student Council
| Others |
| PMSC | Perceived Movement Skill Competence
| Others |
| PMSC | Peterborough Motor Sport Club
| Others |
| PMSC | Peterborough Motor Sports Club
| Others |
| PMSC | Philippine Migrants Society of Canada
| Others |
| PMSC | Pitcairn Monroeville Sportsmen's Club
| Others |
| PMSC | Plant Maintenance Service Corporation
| Others |
| PMSC | Political Military Steering Committee
| Others |
| PMSC | Power Manager - System Controller
| Others |
| PMSC | Pre Market Surveillance and Compliance
| Others |
| PMSC | Pre-Market Surveillance and Compliance
| Others |
| PMSC | Precision Medicine Science Center
| Others |
| PMSC | Premium Medical Service Card
| Others |
| PMSC | Private Maritime Security Contractors
| Others |
| PMSC | Private Military and Security Companies
| Others |
| PMSC | Private Military and Security Company
| Others |
| PMSC | Private Military Security Companies
| Others |
| PMSC | Program Management Systems Committee
| Others |
| PMSC | Project Management Systems Consultants
| Others |
| PMSC | PUBG Mobile Star Challenge
| Others |
| PMSC | Pulse Motor Sensory and Capillary
| Others |
| PMSC | Purchasing and Materials Service Center
| Others |