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Isle Royale National ParkAerial of the northeastern edge of Isle Royale
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Isle Royale National Park
Contact Us
 

Write to:
Isle Royale National Park
800 East Lakeshore Drive
Houghton, Michigan 49931-1896

Telephone:
(906) 482-0984

Fax:
(906) 482-8753

E-mail us by clicking here:

Emergencies:
During Business Hours:
906-482-0984
After Hours:
906-483-3169
906-337-4994
906-482-2121

 

 

Backpackers hike the Greenstone Ridge trail.  

Did You Know?
Based on wilderness land area, Isle Royale’s Wilderness is the most densely used of all of the National Parks.

Last Updated: July 25, 2006 at 00:22 EST