Midlands Astronomy Club, Inc.
- Columbia based groups offers meeting information, star parties, astrophotography, information about buying a telescope.
- http://www.midlandsastronomyclub.org/

Columbia Audubon Society
- National Audubon Society chapter. Meetings, year round birding calendar, general birding information, guide to locations, and links to checklists.
- http://www.columbiaaudubon.org/

Melton Memorial Observatory
- For observing star clusters and galaxies at the University of South Carolina. Includes history, day and night tours offered and potential sky viewing objects for each season of the year.
- http://boson.physics.sc.edu/~melton/

Congaree Land Trust
- Established in 1992 to conserve the natural and scenic lands, farms, waterways, forests, and open spaces in Central South Carolina by assisting landowners with voluntary land conservation. Contact and membership information.
- http://www.congareelt.org

Riverbanks Zoo and Garden
- Information and schedule for this Columbia, SC zoo.
- http://www.riverbanks.org/