Cities included in Cook County: Chicago, Cicero, Evanston, Schaumburg, Arlington Heights, Palatine, Skokie, Des Plaines, Orland Park, Oak Lawn, Berwyn, Mount Prospect, Tinley Park, Oak Park, Hoffman Estates, Glenview, Streamwood, Park Ridge, Wheeling, Calumet City, Northbrook, Elk Grove Village, Niles, Burbank, Lansing, Wilmette, Chicago Heights, Oak Forest, Melrose Park, Morton Grove, Elmwood Park, Rolling Meadows, Maywood, Blue Island, Dolton, South Holland, Park Forest, Harvey, Evergreen Park, Homewood, Brookfield, Matteson, Alsip, Bellwood, Franklin Park, Palos Hills, Lemont, Bridgeview, Westchester, Country Club Hills, La Grange, Prospect Heights, Norridge, Hickory Hills, Chicago Ridge, Midlothian, Forest Park, Hazel Crest, Western Springs, La Grange Park, Lincolnwood, Richton Park, Northlake, Winnetka, Justice, Palos Heights, River Forest, Markham, Schiller Park, Barrington, Summit, Riverdale, Worth, Crestwood, Lyons, River Grove, Sauk Village, Flossmoor, Steger, Riverside, Lynwood, Harwood Heights, Glencoe, Glenwood, Hillside, Broadview, Inverness, North Riverside, Calumet Park, Stickney, Orland Hills, Countryside, Willow Springs, Northfield, Posen, Berkeley, South Barrington, Olympia Fields, Palos Park, Robbins, Stone Park, Hometown, Barrington Hills, Burnham, Indian Head Park, Rosemont, South Chicago Heights, Dixmoor, Kenilworth, Thornton, Hodgkins, Merrionette Park, Ford Heights, East Hazel Crest, Phoenix, Forest View, Bedford Park, Golf, McCook

Zip Codes included in Cook County: [Click for zip code level data] 60004, 60005, 60007, 60008, 60010, 60016, 60018, 60022, 60025, 60026, 60029, 60043, 60053, 60056, 60062, 60067, 60068, 60070, 60074, 60076, 60077, 60090, 60091, 60093, 60104, 60107, 60120, 60130, 60131, 60141, 60153, 60154, 60155, 60160, 60162, 60163, 60164, 60165, 60169, 60171, 60173, 60176, 60192, 60193, 60194, 60195, 60201, 60202, 60203, 60208, 60301, 60302, 60304, 60305, 60402, 60406, 60409, 60411, 60415, 60418, 60419, 60422, 60425, 60426, 60428, 60429, 60430, 60438, 60439, 60443, 60445, 60452, 60453, 60455, 60456, 60457, 60458, 60459, 60461, 60462, 60463, 60464, 60465, 60466, 60467, 60469, 60471, 60472, 60473, 60475, 60476, 60477, 60478, 60480, 60482, 60487, 60501, 60513, 60525, 60526, 60534, 60546, 60558, 60601, 60602, 60603, 60604, 60605, 60606, 60607, 60608, 60609, 60610, 60611, 60612, 60613, 60614, 60615, 60616, 60617, 60618, 60619, 60620, 60621, 60622, 60623, 60624, 60625, 60626, 60628, 60629, 60630, 60631, 60632, 60633, 60634, 60636, 60637, 60638, 60639, 60640, 60641, 60642, 60643, 60644, 60645, 60646, 60647, 60649, 60651, 60652, 60653, 60654, 60655, 60656, 60657, 60659, 60660, 60661, 60706, 60707, 60712, 60714, 60803, 60804, 60805, 60827