Communications Workers of America Local 7170
- Features its history, list of officers, upcoming events, photographs and contact form.
- http://www.cwalocal7170.org/

Local Union 1835 - Heartland Regional Council of Carpenters
- Has jurisdiction in the counties of Allamakee, Black Hawk, Bremer, Buchanan, Butler, Chickasaw, Fayette, Floyd, Grundy, Howard, Mitchell, and Winneshiek. Provides information relating to the council, activities, locals, JATC's, and general news.
- http://www.heartlandcouncil.org/prod19lu1835.htm

IAM Local Lodge 1728
- International Association of Machinists is active in more than 200 industries, and provides information on workers' rights, statistics, congressional contacts, voting records, press releases and labor news. Includes membership information and FAQs.
- http://ll1728.goiam.org/

United Auto Workers Local 838
- Provides executive board, officer and standing committee contacts, and newsletters.
- http://www.uaw838.com/index.php

Waterloo Jaycees
- A community organization for men and women ages 21-39, that strives to promote leadership and interactive participation by young adults within the community. Offers information on the JayCees, events, activities, services, projects, membership and contact
- http://www.waterloojaycees.org/

Cedar Valley United Way
- Serves people in a thirty-mile radius of the Waterloo/Cedar Falls metro area. Includes news and events, information about ways to give, community partners and staff directory.
- http://www.cedarvalleyunitedway.org/

Rotary Club of Waterloo, Iowa
- Features meeting schedule, calendar, committee news and information about projects.
- http://www.waterloorotary.org/

Tri County Child and Family Development Council
- Offers preschool programs. Includes a mission statement, details of services and programs, a calendar of events, and volunteer opportunities.
- http://www.tricountychildandfamily.org/

Northeast Iowa Food Bank
- Provides nutritious food to nonprofit feeding programs and individuals. Statistics, volunteer needs, and information on their events.
- http://www.northeastiowafoodbank.org/

Cedar Bend Humane Society
- Features photos of available animals, volunteer opportunities, calendar of events, and donation information.
- http://www.cedarbendhumane.org/