Better Business Bureau 
Bank Note Reporter 
Coin World 
FUN - Florida United Numismatists 
ISNA - Indiana State Numismatic Association 
John Reich Collector Society
MSNS - Michigan State Numismatic Society
NACA - North American Collectibles Association
Numismatic News
OSNA - Ohio State Numismatic Association
PAN - Pennsylvania Association of Numismatists
SMFCC - Stow-Munroe Falls Chamber of Commerce
VAM World

PCGS - Professional Coin Grading Service 
NGC - Numismatic Guaranty Corporation
ICG - Independent Coin Graders
ANACS - America's Oldest Grading Service
Certified Coin Exchange
PMG - Paper Money Guaranty 
SPMC - Society of Paper Money Collectors
ANA - American Numismatic Association