Features ICS officers, cave reports, and caving information and resources.

Meets in Indianapolis. Includes calendar of events, newsletter, photo gallery, Constitution and Bylaws, membership and contact information.

Active in conservation, photography and mapping. Includes calendar of events, newsletter, photos and contact information.

Located in Southern Indiana and a chapter of the NSS. Dedicated to exploration, conservation, preservation and safety. Includes meeting minutes, events, members list and contacts.

Includes minutes of meetings, upcoming events and newsletter.

Founded in 1992 in southeastern Kentucky to promote exploration, conservation and scientific research. Includes calendar of events, membership list and application, Constitution and Bylaws, and contact information.

Dedicated to exploration and conservation. Includes contacts, members list, meeting schedule, calendar of events, beginner's guide and trip reports.

Chapter of NSS. Supports conservation, exploration and study in eastern New York and western New England. Activities include recreational trips, cave restoration and vertical training. Includes meeting schedule, photos, bulletin board and contacts.

Committed to preservation, study, management and acquisition of karst areas. Includes newsletters, meeting minutes, Board of Directors Manual, management plans, membership and contact information.

Affiliate of the National Speleological Society. Mission is to protect cave resources within the Mid-Appalachian Region (Pennsylvania, Maryland, New Jersey and Delaware). Open to member grottos in the MAR. Includes contacts and calendar.