- Association of New Jersey County Cultural and Historic Agencies
- Constitutional Officers Association of New Jersey
- County and Municipal Consumer Agencies of NJ (CAMCA)
- County Commissioners Counsel Association
- County Superintendents of Buildings and Grounds Association of NJ
- County Welfare Directors Association of New Jersey
- Garden State Employment and Training Association
- Human Services Directors Association
- New Jersey Association of Area Agencies on Aging
- New Jersey Association of Counties' Public Information Officers
- New Jersey Association of County Administrators and Managers
- New Jersey Association of County Alcoholism and Drug Abuse Directors
- New Jersey Association of County Counsels
- New Jersey Association of County Election Officials
- New Jersey Association of County Finance Officers
- New Jersey Association of County Mental Health Administrators
- New Jersey Association of County Purchasing Officials
- New Jersey Association of County Tax Boards
- New Jersey Community Development Corporation
- New Jersey Council of County Colleges
- New Jersey County Emergency Management Association
- New Jersey County Jail Wardens Association
- New Jersey County LINCS Health Officers Association
- New Jersey County Planners Association
- New Jersey Juvenile Detention Association
- New Jersey Mosquito Control Association
- New Jersey Recreation and Parks Association
- New Jersey Shared Services Association
- New Jersey State Association of County Adjusters
- New Jersey State Association of County Engineers
- Sheriff's Association of New Jersey
- Southern New Jersey County Commissioners Association
