| PCS | Macintosh Animated PICTs 
| Others |
| PCS | MicroSoft ClipArt Gallery Picture package
| Others |
| PCS | Pacific Challenge Series
| Others |
| PCS | Pacific Championship Series
| Others |
| PCS | Pacific Collegiate School
| Others |
| PCS | Packaged Cogeneration Systems
| Others |
| PCS | Packard Club Switzerland
| Others |
| PCS | Packet Construction Set
| Others |
| PCS | Pacs Camera Server
| Others |
| PCS | Page Creator Site
| Others |
| PCS | Pain Catastrophizing Scale
| Others |
| PCS | Panama Canal Surcharge
| Others |
| PCS | Pancreatic Cancer Symposium
| Others |
| PCS | Parking Convenience Sticker
| Others |
| PCS | Parking Customer Services
| Others |
| PCS | Parkmead Curriculum School
| Others |
| PCS | Part Coordinate System
| Others |
| PCS | Partido Cristiano Socialista
| Others |
| PCS | Party Cosby Style
| Others |
| PCs | Passenger Cars
| Others |
| PCS | Passive Cross Section
| Others |
| PCS | Patchable Control Store
| Others |
| PCS | Pathetic Customer Service
| Others |
| PCS | Patient Care System
| Others |
| PCS | Patni Computer Services
| Others |
| PCS | Patrol Craft, anti-Submarine
| Others |
| PCS | Payload Checkout System
| Others |
| PCS | Payload Control Supervisor
| Others |
| PCS | PC Specialist
| Others |
| PCS | Pear Coding Standards
| Others |
| PCS | Pedestrian Contact Sensor
| Others |
| PCS | Pedestrian Control Signals
| Others |
| PCS | Pedestrian Countdown Signal
| Others |
| PCS | Perfect Computer Systems
| Others |
| PCS | Performance Car Show
| Others |
| PCS | Performance Critical Systems
| Others |
| PCS | Permanent Change of Station
| Others |
| PCS | Permanent Change of Stations
| Others |
| PCS | Permanent Control Security
| Others |
| PCS | Permit Compliance System
| Others |
| PCS | Personal Cellular Service
| Others |
| PCS | Personal Cloud Storage
| Others |
| PCS | Personal Coherent Source
| Others |
| PCS | Personal Comfort System
| Others |
| PCS | Personal Communication Services
| Others |
| PCS | Personal Communication System
| Others |
| PCS | Personal Communications Service
| Others |
| PCS | Personal Communications Services
| Others |
| PCS | Personal Communications System
| Others |
| PCS | Personal Communications Systems
| Others |
| PCS | Personal Computer Service
| Others |
| PCS | Personal Computer Software
| Others |
| PCS | Personal Computer System
| Others |
| PCS | Personal Conferencing Standard
| Others |
| PCS | Personal Connectivity Solutions
| Others |
| PCS | Personnal Communication Service
| Others |
| PCS | Personnel Communication System
| Others |
| PCS | Pesticide Control Service
| Others |
| PCS | Peugeot Club Semarang
| Others |
| PCS | Peugeot Clube Sorocaba
| Others |
| PCS | Philippine College of Surgeons
| Others |
| PCS | Philippine Computer Society
| Others |
| PCS | Philly Car Share
| Others |
| PCS | Phones Confuse Sprint
| Others |
| PCS | Photon Correlation Spectroscopy
| Others |
| PCS | Physical Carrier Sense
| Others |
| PCS | Physical Code Sublayer
| Others |
| PCS | Physical Coding Sublayer
| Others |
| PCS | Physical Component Scale
| Others |
| PCS | Physical Component Score
| Others |
| PCS | Physical Component Summary
| Others |
| PCS | Pickering Corts Summerson
| Others |
| PCS | Picos, PI, Brazil
| Others |
| PCS | Picture Coding Scheme
| Others |
| PCS | Picture Coding Symposium
| Others |
| PCS | Picture Communication Symbol
| Others |
| PCS | Piece of Crap Service
| Others |
| PCS | Pieces
| Others |
| PCS | Pinellas County Schools
| Others |
| PCS | Pion Cloud System
| Others |
| PCS | Piston Compensator System
| Others |
| PCS | Pittsylvania County Schools
| Others |
| PCs | Pittsylvania CountySchools
| Others |
| PCS | Plane Crash Survivor
| Others |
| PCS | Planning Connect System
| Others |
| PCS | Plastic-Clad Silica
| Others |
| PCS | Please Contribute Some ....
| Others |
| PCS | Pointing Control System
| Others |
| PCS | Poker Championship Series
| Others |
| PCS | Police Crime Sevalance
| Others |
| PCS | Police Crime Surveillance
| Others |
| PCS | Poly Car Stanulla
| Others |
| PCS | Poor Cellular Service
| Others |
| PCS | Poor Customer Service
| Others |
| PCS | Popular Coding System
| Others |
| PCS | Pore Cassette Small
| Others |
| PCS | Porsche Centre Saigon
| Others |
| PCS | Porsche Centre Saskatchewan
| Others |
| PCS | Porsche Charging Service
| Others |
| PCS | Porsche Club Singapore
| Others |
| PCS | Porsche Club Sverige
| Others |
| PCS | Port Community Systems
| Others |
| PCS | Port Concentrator Shelf
| Others |
| PCS | Port Concentrator Switch
| Others |
| PCS | Port Congestion Surcharge
| Others |
| PCS | Portable Character Set
| Others |
| PCS | Portable Communication System
| Others |
| PCS | Portable Computer System
| Others |
| PCS | Portable Construction System
| Others |
| PCS | Portable Control Station
| Others |
| PCS | Portfolio Calculatrice Scientifique
| Others |
| PCS | Portland Center Stage
| Others |
| PCS | Positively Creative Solutions
| Others |
| PCS | Possesion of a Controlled Substance
| Others |
| PCS | Possession of a Controlled Substance
| Others |
| PCS | Post Concussion Syndrome
| Others |
| PCS | Post, Camp, or Station
| Others |
| PCS | Post-Concussion Syndrome
| Others |
| PCS | Post-Concussive Syndrome
| Others |
| PCS | Postal Card, Stamped
| Others |
| PCS | Postcontract Customer Support
| Others |
| PCS | Potash Corporation of Saskatchewan
| Others |
| PCS | Power Control System
| Others |
| PCS | Power Conversion System
| Others |
| PCS | Powerline Control System
| Others |
| PCS | Powerline Control Systems
| Others |
| PCS | Powertrain Control System
| Others |
| PCS | Pre Collision Safety
| Others |
| PCS | Pre Collision System
| Others |
| PCS | Pre Crash Safety
| Others |
| PCS | Pre Crash Sensor
| Others |
| PCS | Pre Crash System
| Others |
| PCS | Pre-Core Slot
| Others |
| PCS | Precision Contractor Services
| Others |
| PCS | Precision Control System
| Others |
| PCS | Precordial Catch Syndrome
| Others |
| PCS | Predefined Command Sequence
| Others |
| PCS | Premier Compaction Systems
| Others |
| PCS | Premium Customer Service
| Others |
| PCS | Presbyterian Christian School
| Others |
| PCS | Prescott Computer Society
| Others |
| PCS | Prescription Card Services
| Others |
| PCS | Pressure Control Solenoid
| Others |
| PCS | Pressure Control System
| Others |
| PCS | Pretty Complicated System
| Others |
| PCS | Pretty Cool Summer
| Others |
| PCS | Pretty Crappy Service
| Others |
| PCS | Pretty Crumby Service
| Others |
| PCS | Price Computing Scale
| Others |
| PCS | Pride Commitment and Service
| Others |
| PCS | Primary Control Ship
| Others |
| PCS | Primary Coolant System
| Others |
| PCS | Printer Copier Scanner
| Others |
| PCS | Printing Control Systems
| Others |
| PCS | Private Cloud Simulator
| Others |
| PCS | Private Collaboration Site
| Others |
| PCS | Pro Cycling Stats
| Others |
| PCS | Probable Cause Search
| Others |
| PCS | Procedural Coding System
| Others |
| PCS | Procedure Coding System
| Others |
| PCS | Procedure Completion Sheet
| Others |
| PCS | Process Control System
| Others |
| PCS | Processor Controlled Strapping
| Others |
| PCS | Procured Component Software
| Others |
| PCS | Procurement Costing Software
| Others |
| PCS | Producer Compliance Scheme
| Others |
| PCS | Product Change System
| Others |
| PCS | Product Configuration Software
| Others |
| PCS | Production Control System
| Others |
| PCS | Productive, Comprehensive, and Simple
| Others |
| PCS | Professional Car Society
| Others |
| PCS | Professional Children's School
| Others |
| PCS | Professional Childrens' School
| Others |
| PCS | Professional Clinical Services
| Others |
| PCS | Professional Clubmakers Society
| Others |
| PCS | Professional Communication Society
| Others |
| PCS | Professional Computation Suite
| Others |
| PCS | Professional Consultant Services
| Others |
| PCS | Professional Cornering System
| Others |
| PCS | Professional, Creative, and Serious
| Others |
| PCS | Professional, Creative, and Smart
| Others |
| PCS | Program Decision Memorandum
| Others |
| PCS | Project Control System
| Others |
| PCS | Projected Coordinate System
| Others |
| PCS | Promoting Competitive Service
| Others |
| PCS | Property Claim Services
| Others |
| PCS | Proposed Committee Substitute
| Others |
| PCS | Provincial Civil Service
| Others |
| PCS | Provincial Civil Services
| Others |
| PCS | Provo Canyon School
| Others |
| PCS | Proxy Cache Server
| Others |
| PCS | Psychological Counseling Services
| Others |
| PCS | Public and Commercial Services
| Others |
| PCS | Public and Commercial Services Union
| Others |
| PCS | Public Charter School
| Others |
| PCS | Public Concern Snubbed
| Others |