| OCSEA, AFSCME Local 11: Provides news, calendar of events and board information on the Ohio Civil Service Employees Association. |
| Ohio AFL-CIO: Provides news service and links for union members in Ohio. |
| Ohio Association of Soil and Water Conservation District Employees: An association of conservation professionals that promotes the professional development, enhances communication and fostera a sense of belonging for its membership. |
| Ohio Labor Links: Links to online labor union sites. |
| Ohio Patrolmen's Benevolent Association: Represents police departments and law enforcement agencies throughout Ohio including ranking officers and chiefs. Provides news, calendar, and membership information. |
| Ohio State Firefighters Association: Includes list of officers, calendar, announcements, legislative information and training schedule. |
| Ohio State Joint Textile Board: Historical records of the locals of the Textile Workers United of America. |
| Organize Ohio: Statewide agency designed to support grassroots organizers and community activists working toward progressive change. Newsletter, list of membership benefits, and campaign news. |
| Professionals Guild of Ohio: Local 1960, Federation of Public Employees, Federation of Nurses and Health Professionals, American Federation of Teachers, AFL-CIO. |
| The Ohio Association of Professional Firefighters: Provides news and officers. |
| United Archaeological Field Technicians: Includes criteria for membership, handbook, newsletter, membership application and contact information. |
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