City of Yorkville issued the following announcement on Dec. 8.
Santa is checking his list and wants to hear from YOU this Holiday Season! Please send your letter postmarked by December 11th to Santa (please include your name, age and gender in the letter). Santa will then read your letter and send a response by December 23rd! All letters should be addressed to:
Santa C/O Yorkville Recreation Department
201 W. Hydraulic Ave
Yorkville, IL 60560
Original source can be found here.
Source: City of Yorkville