National Professional Associations

• ACRL (Academic & College Research Libraries)
• The American Assoc. of Law Libraries
• The American Library Association 
• The Medical Library Association 
• The International Federation of Library Associations and Institutions
  Their  pages also include links to the IFLA-L mailing list. 
• Special Libraries Association 

New York State Organizations

• New York State Library
• New York Library Association
• Upstate New York Chapter of the Special Library Association
• New York's 3Rs 
• Nylink 
• New York State Library Assistants Association
• UNYOC/MLA
  Upstate NY and Ontario Chapter of the Medical Library Assn.

Library and Information Vendors

• OCLC (Online Computer Library Center, Inc.) 
• Nylink
• RLG (Research Libraries Group) 
• Busca, Inc.

Regional Library Councils

• Capital District Library Council 
• Central New York Library Resources Council
• Long Island Library Resources Council
• METRO (Metropolitan New York Library Council) 
• Northern New York Library Network
• Rochester Regional Library Council
• Southeastern New York Library Resources Council
• Western New York Library Resources Council