Astronomy Club Website
- News, calendar, FAQ, activities, and resources located at Wausau.
- http://www.wausau.k12.wi.us/west/mainitems/clubs/astronomy/pindex.htm

Urban Astronomers
- A gathering of individuals with a common interest in learning and practicing the hobby located at Milwaukee.
- http://www.freelists.org/webpage/tryastronomy

The Neville Public Museum Astronomical Society
- Newsletter, resources, and schedule located at Green Bay.
- http://www.npmas.com/

Door Peninsula Astronomical Society
- Observatory information, observing tips, gallery, and calendar of events located at Sturgeon Bay.
- http://www.doorastronomy.org/

Northern Cross Science Foundation
- Includes what's new, programs, upcoming events, events of the past, and archive.
- http://www.gxsc.com/ncsf/

Madison Astronomical Society
- News, calendar, capital skies, observing, and links.
- http://www.madisonastro.org