| Abbreviation | Definition |
|---|---|
| PCP | Platoon Command Post |
| PCP | Portable Communications Pack |
| PCP | Program Control Plan |
| PCPAS | PATRIOT Command Post Automated System |
| PCR | Packet Completion Rate |
| PCRTS | Primary Casualty Receiving and Treatment Ship |
| PCRU | Post Conflict Reconstruction Unit (TRADOC) |
| PCS | Permanent Change of Station |
| PCS | Personal Communications Service |
| PCS | Personnel Communication System |
| PCS | Physical Component Summary |
| PCS | Portable Communication System |
| PCS | Post, Camp, or Station |
| PCS | Primary Control Ship |
| PCS | Process Control System |
| PCS | Processor Controlled Strapping |
| PCS | Procured Component Software |
| PCS | Program Decision Memorandum |
| PCSA | Postal Clerk Seaman Apprentice |
| PCSN | Postal Clerk Seaman |