Chapter of the National Speleological Society was founded in 2001 for exploration, conservation and survey of South Central Idaho caves. Includes Constitution and Bylaws, event schedule, meeting and contact information.

Based in Union Lake and is a chapter of the National Speleological Society. Promotes exploration and conservation. Includes upcoming events, meeting and membership information, photos, store and contacts.

Formed in 1983 to catalog, study and explore caves. Affiliated with the NSS. Includes membership and meeting information, library resources and contacts.

Section of the NSS for gay, lesbian and bisexual cavers. Includes contact information.

Located in Boise, Idaho and affiliated with the National Speleological Society. Promotes exploration, study, conservation and restoration of caves. Includes schedule of events and contact information.

Based in Seattle, Washington. A chapter of the NSS dedicated to the study, exploration and conservation of caes and their contents.

Offers help in using camcorders, lighting systems, editing setups, and computer technology in cave-related presentations. Includes newsletter, membership and meeting information.

Caving in and around Colorado Springs, Colorado.

Located in Denver and affiliated with the National Speleological Society. Dedicated to exploration, study and conservation. Includes meeting information, events, projects, photo gallery and contacts.

Formed in 1999 this chapter of the NSS is dedicated to study, exploration and conservation. Includes a calendar of events, membership and contact information.