Directory of industry specific organizations:

Health Care Associations Trade organizations for Hospitals, Health Offices, and Health Care Professionals	Public Safety Assocations Organizations for EMS, Police, Fire, Civil Air Patrol, and Dispatch personnel
Communication Organizations Organizations for the Broadcasting industry, Wireless, Telecom, and Press professionals	Utility Organizations Trade associations for the following industries: Utility, Energy, Power, Gas, and Petroleum.
Information Technology Associations Trade organizations for High Tech, Computer, and Software professionals	Non-Profit Associations Trade associations for Government agencies, Public Sector employees, and Public Assistance agents
Educational Organizations Trade Assocations for Schools and Universtities	Financial Associations Organizations for Banks, Other Financial institutions.
Real Estate Organizations Trade organizations and associations for Realty Offices	Manufacturing Associations Associations for the manufacturing industry
Legal Organizations Organizations for legal professionals	Accounting Organizations Organizations for Accounting professionals
Transportation Transportation