Ames Research Center 
Associate in Regulation and Compliance 
American Red Cross 
Aeronautical Research Council 
Army Reuse Center 
Automatic Ride Control 
Active Roll Control 
Appalachian Regional Commission 
Association for Retarded Citizens 
Agricultural Research Council 
Archival Research Catalog 
Administrative Resource Center 
Aggregation of Red Cells 
Air Reserve Component 
Astrophysical Research Consortium 
ATLANTIC RICHFIELD CO. 
Australian Research Council 
Advanced Research Center 
Alberta Research Council 
Arctic Research Commission 
Atlantic Research Corporation 
Attached Resource Computer 
AIDS Related Complex 
Air Reserve Components 
Alarm Reporting Control 
American Refugee Committee 
Audio Response Controller 
AUTOMATIC RELAY CALCULATOR 
Aviation Rulemaking Committee 
Academic Resource Center