Experience the Bank of America Chicago Marathon weekend.

Bank of America Chicago Marathon
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Saturday, October 7, 2017

Contact

If you have any questions regarding the International Chicago 5K, please contact the office at 312.904.9800, Monday – Friday, 9 a.m. to 5 p.m. Central Time or email office@chicago5K.com.

Mailing address

 International Chicago 5K Office
135 South LaSalle Street, Suite 1160
MC: IL4-135-11-61
Chicago, IL 60603
USA