Dwight

ZIP Code(s): 60420; County(s): Livingston, Grundy;

Waukegan

ZIP Code(s): 60087, 60085, 60048, 60079; County(s): Lake;

Grandview

ZIP Code(s): 62702; County(s): Sangamon;

Saybrook

ZIP Code(s): 61770; County(s): McLean;

Bloomington

ZIP Code(s): 61701, 61705, 61704, 61709, 61710, 61791; County(s): McLean;

Zeigler

ZIP Code(s): 62865, 62999; County(s): Franklin;

New Berlin

ZIP Code(s): 62670; County(s): Sangamon;

Wheeling

ZIP Code(s): 60090, 60078; County(s): Cook;

Somonauk

ZIP Code(s): 60548, 60552; County(s): DeKalb, LaSalle;

Thomson

ZIP Code(s): 61285; County(s): Carroll;

Oglesby

ZIP Code(s): 61348; County(s): LaSalle;

Tolono

ZIP Code(s): 61880; County(s): Champaign;

Ashton

ZIP Code(s): 61006; County(s): Lee;

Mansfield

ZIP Code(s): 61854; County(s): Piatt;

Brookport

ZIP Code(s): 62910; County(s): Massac;