ZIP Code 61820 is completely within the 13th US Congressional District of Illinois and is currently represented by Democrat Nikki Budzinski.
ZIP Code 61820 is within two Illinois State House of Representatives districts: the Illinois State House of Representatives District 103 currently represented by Democrat Carol Ammons. the Illinois State House of Representatives District 104 currently represented by . ZIP Code 61820 is completely within Illinois State Senate District 52 and is currently represented by Democrat Paul Faraci.