https://www.kansasstatefair.com/p/participate/commercial-vendors/commercial-vendor-info/mail--incoming-for-exhibitors
Mail for Exhibitors, through the postal system, is delivered to the Fair Administration Office. Exhibitors should check for mail at the Commercial Exhibits Department, between 8:00 am and 8:00 pm, located in the Administration Building. Mail not picked up by the Monday following the Fair, or not properly identified, will be returned to the sender. Please address your mail as follows:
Your Company or Individual Name (As it reads on Exhibitor Agreement)
Location on Fairgrounds (Including Building with space number, as it reads on Exhibitor Agreement)
c/o Kansas State Fair
2000 N. Poplar Street
Hutchinson, KS 67502-5598