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Mammoth Cave National ParkEastern Redbud - Cercis canadensis
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Mammoth Cave National Park
Contact Us

Mammoth Cave National Park

P.O. Box 7

Mammoth Cave, KY 42259

270-758-2180

Physical address for delivery.

Two rangers

National Park Service rangers are on duty to ensure that your visit to your National Park is pleasant, safe, informative, and memorable, and that the natural and historic resources in the park are preserved for your enjoyment – and that of generations to come. Please do not hesitate to contact us with any question you have, or to inform us about issues concerning the welfare of the park, its inhabitants, and its visitors. You can reach us by any of the following:

Telephone: 270/758-2180
E-mail: e-mail us

ParkWatch line: 888/219-1599
(To report hazards or suspicious activity)

Mammoth Cave Ferry hotline: 270/758-2166



Park Staff & Offices
Did You Know? - Mammoth Cave is the world's longest known cave.  

Did You Know?
Mammoth Cave is the world's longest known cave. In fact it is so long that if the second and third longest caves in the world were joined together, Mammoth Cave would still be the planet's longest cave and have nearly 100 miles left over!

Last Updated: March 02, 2007 at 16:30 EST