Profiler Control Center 
Panama Canal Commission 
penske car care 
Portable C Compiler 
Program for Cooperative Cataloging 
Patient Care Component 
Personal Companion Computer 
Plastic Chip Carrier 
Platform Control Center 
Policy Coordinating Committee 
Portland Cement Concrete 
Prague Capabilities Commitment 
Primary Combustion Chamber 
Primary Control Center 
Pad Control Center 
Palouse River and Coulee City Railroad 
Paper Check Conversion 
Partnership Coordination Cell 
Payload Control and Checkout 
Peg Control Code 
Personnel Contingency Cell 
plutonium concentrator concentrate 
Policy Coordination Council 
postal concentration center 
Precipitated Calcium Carbonate 
Pre-Command Course 
Prepaid Calling Card 
primary cell culture 
primary component cooling 
process chemistry cell