Contact Us

For questions related to the Great Turtle Half Marathon and 5.7 Mile, please visit our FAQ Page to view the answers we have compiled. If you cannot find your answer, please fill out the form below and click submit. We will respond as quickly and efficiently as we can.

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Mailing Address:
Run Mackinac
746 Chamberlain
Flushing, MI 48433

Phone: (810) 487-0954
Fax: (810) 659-2341