The Association of Support Professionals
A national (U.S.) organization dedicated to the advancement of the software support profession. Members can join local chapters to share ideas, insights, and experiences with their colleagues.
http://www.asponline.com/

Customer Care Institute (CCI)
CCI is an international organization serving customer care professionals. We focus on customer care issues found in the customer service, consumer affairs, telemarketing and help desk professions.
http://www.customercare.com/

Mystery Shopping Providers Association
Formed for the purpose of strengthening the mystery shopping industry throughout the world. It is the organization's goal to improve and stimulate the acceptance, performance, reputation and use of mystery shopping services internationally.
http://mysteryshop.org/

Customer Satisfaction Measurement Association
An association for customer satisfaction management professionals to help in identifying practices that improve customer satisfaction levels for their company.
http://www.csmassociation.org/

Customer Service Institute of Australia
CSIA is a professional, membership-based body dedicated to improving the standards of customer service both at an individual level and at a corporate level across Australian industry. It is also involved in the development of internationally accredited service and business management standards.
http://www.csia.com.au/

Consortium for Service Innovation
A non-profit alliance of customer service organizations that are working together to solve industry-wide challenges. Events, current members, mission, programs, press, articles and membership details.
http://www.serviceinnovation.org/

International Customer Service Association
Promotes the development and awareness of the customer service profession through networking, education and research. Activities, publications, case histories, merchandise and related links.
http://www.icsa.com/

Customer Service Benchmarking Association
Association of companies that conducts benchmarking studies to identify the best practices surrounding customer service issues that improve the overall operations of the members.
http://www.csbenchmarking.com/

Contact Professionals Alliance
Canadian associaton for call centre managers, supervisors, and other operational staff. Meets monthly in Toronto and Mississauga.
http://www.cpacan.com/