| PST | A Physical Science Technician 
| Others |
| PST | Microsoft Outlook Personal Folder File
| Others |
| PST | Pacific Salmon Treaty (US-Can)
| Others |
| PST | Pacific Standard Time
| Others |
| PST | Pacific Standard Time [UTC - 0800]
| Others |
| PST | Packaging Signs And T
| Others |
| PST | Pagan Standard Time
| Others |
| PST | Pagan Standard Timebrbrever
| Others |
| PST | Page Creator Script
| Others |
| PST | Paiste Sound Technology
| Others |
| PST | Panama Stock Exchange
| Others |
| PST | Panamera Sport Turismo
| Others |
| PST | Pants Seeking Time
| Others |
| PST | Parent Staff Together
| Others |
| PST | Partido Socialista de los Trabajadores
| Others |
| PST | Partition Specification Table
| Others |
| PST | Partner Status Table
| Others |
| PST | Passenger Seat
| Others |
| PST | Paste buffer ( Lahey Fortran)
| Others |
| Pst | Pastor
| Others |
| PST | Patriot Sprint Tour
| Others |
| PST | Penicillin Skin-Testing
| Others |
| PST | Performance Suspension Technology
| Others |
| PST | Personal Folder Storage
| Others |
| PST | Personal Folders Template
| Others |
| PST | Personal Solar Telescope
| Others |
| PST | Personal Storage Table
| Others |
| PST | Personal Storage Tables
| Others |
| PST | Personal Storage Template
| Others |
| PST | Photo Selective Thermal
| Others |
| PST | Physical Screening Test
| Others |
| PST | Pinoy Street Team
| Others |
| PST | Pipeline Security Technology
| Others |
| PST | Pit Stop Tour
| Others |
| PST | Please Send Tell
| Others |
| PST | Pocket Survival Tool
| Others |
| PST | Point Source Transmission
| Others |
| PST | Porcine SomatoTropin
| Others |
| PST | Positive Symptom Total
| Others |
| PST | Post Second Time
| Others |
| PST | Postbox file ( BMail)
| Others |
| PST | Powder Shell Technology
| Others |
| PST | Power Search Technology
| Others |
| PST | Power Sharing Transmission
| Others |
| PST | Power Shift Transmission
| Others |
| PST | Power Split Transmission
| Others |
| PST | Power Structure Timed
| Others |
| PST | Power Suppressed Terms
| Others |
| PST | Pre Service Training
| Others |
| PST | Pre Slaughter Treatment
| Others |
| PST | Pre Structured Technology
| Others |
| PST | Precision Seal Technologies
| Others |
| PST | Precision Shooting Tactical
| Others |
| PST | Precision Shooting Technology
| Others |
| PST | Preliminary Service Testing
| Others |
| PST | Prepared Statement Table
| Others |
| PST | Preset File
| Others |
| PST | Pressure Sensitive Transducer
| Others |
| PST | Pressure setting tube
| Others |
| PST | Price Swindling Tax
| Others |
| PST | Primal Scream Therapy
| Others |
| PST | Primary Secondary Tertiary
| Others |
| PST | Primary SettlemenT
| Others |
| PST | Primary Soft Tissue
| Others |
| PST | Prime Sales Time
| Others |
| PST | Priority Search Tree
| Others |
| PST | Pro Series Tactical
| Others |
| PST | Probabilistic Suffix Trees
| Others |
| PST | Problem Solving Teams
| Others |
| PST | Problem Solving Time
| Others |
| PST | Problem-Solving Test
| Others |
| PST | Product Service Technician
| Others |
| PST | Product Support Tool
| Others |
| PST | Production Systems Technologies
| Others |
| PST | Productivity Solutions Training
| Others |
| PST | Professional Scrum Trainers
| Others |
| PST | Program Satu Tahun
| Others |
| PST | Progressive Scan Technology
| Others |
| PST | Project Service Team
| Others |
| PST | Project Support Team
| Others |
| PST | Proprietary Storage Type
| Others |
| PST | Provincial Sales Tax
| Others |
| PST | Proxy Store
| Others |
| PST | Psychological Skills Training
| Others |
| PST | Psychology Software Tools
| Others |
| PST | Public Safety Team
| Others |
| PST | Public Safety Telecommunications
| Others |
| PST | Pulsed Signal Therapy
| Others |
| PST | Pupil Service Team
| Others |
| PST | PWM Sharing Technology
| Others |