Far West Suburbs (DeKalb County)
DeKalb, Rochelle, Sycamore, Genoa, Hinckley, Kingston, Kirkland

West Suburbs (DuPage County)
Addison, Bensenville, Bloomingdale, Bolingbrook, Burr Ridge, Carol Stream, Clarendon Hills, Darien, Downers Grove, Elmhurst, Geneva, Glen Ellyn, Glendale Heights, Hinsdale, Itasca, Lisle, Lombard, Lemont, Madinah, Naperville, Oakbrook, Oakbrook Terrace, Plainfield, Roselle, Warrenville, West Chicago, Westmont, Winfield, Wheaton, Woodridge

West Suburbs (Kane County)
Aurora, Batavia, Big Rock, Burlington, Elburn, Elgin, Geneva, Hampshire, Kaneville, La Fox, Maple Park, Montgomery, North Aurora, Oswego, Plano, South Elgin, St. Charles, Sugar Grove, Wayne, Wasco, Yorkville

Near West Suburbs (Cook County)
Berwyn, Brookfield, Cicero, Clarendon Hills, Countryside, Hillside, Hodgkins, LaGrange, Lagrange Park, Villa Park, Western Springs, Westchester, Willowbrook

Southwest Suburbs (Will County)
Joliet, Plainfield, Braidwood, Channahon, Coal City, Crest Hill, Lockport, Manhattan, Minooka, Morris, New Lenox, Newark, Shorewood, Wilmington

South Suburbs (Cook County)
Alsip, Bedford Park, Blue Island, Bridgeview, Burbank, Chicago Ridge, Crestwood, Evergreen Park, Frankfort, Hickory Hills, Hometown, Midlothian, Mokena, Oak Forest, Oak Lawn, Orland Park, Palos Hills, Palos Heights, Summit, Tinley Park, Worth

Far West Suburbs (Rockford)
Belvidere, Byron, Caledonia, Cherry Valley, Davis Junction, Garden Prairie, Loves Park, Machesney Park, Pecatonica, Poplar Grove, Rockford, Rockton, Roscoe, Winnebago