Winnefox Library System
- The Winnefox Library System serves 30 public libraries in Fond du Lac, Green Lake, Marquette, Waushara and Winnebago counties. Services available to member libraries include an online catalog, electronic resources, consulting, and continuing education.
- http://www.winnefox.org/

South Central Library System
- Serving 48 public libraries in Adams, Columbia, Dane, Green, Portage, Sauk and Wood counties. Online catalogs, member library information.
- http://www.scls.info/

Outagamie Waupaca Library System
- System of 17 libraries. Services, online catalog, list of members, policies.
- http://www.owlsweb.info/

Manitowoc-Calumet Library System
- State-funded cooperative network of libraries in Manitowoc and Calumet counties.
- http://www.mc.lib.wi.us/