| Casals Elementary School Preschool | 3501 W Potomac Ave, Chicago, IL 60651 | Preschool |
| Cather Elementary School Preschool | 2908 W Washington, Chicago, IL 60612 | Preschool |
| Ceda Oak Park Head Start | 44 Madison St, Oak Park, IL 60302 | Preschool |
| Celebration Preschool at Christ Lutheran Church | 60 55th St, Clarendon Hills, IL 60514 | Preschool |
| Centro Infantil Consulo Lee Corretje | 2739 W Division St # 41, Chicago, IL 60622 | Center |
| Centro Nuestro - George E. Taylor | 1501 N Harding Ave, Chicago, IL 60651 | Preschool |
| Centro Nuestro Child Dev Center After School | 3232 W Division St, Chicago, IL 60651 | Center |
| Chalmers Elementary Specialty School | 2745 W Roosevelt Rd, Chicago, IL 60608 | Preschool |
| Channing's Child Care Academy | 5701 W Division St, Chicago, IL 60651 | Center |
| Charles J Sahs Elementary School Preschool | 5001 S Long Ave, Chicago, IL 60638 | Preschool |
|
| Chase Elementary School Preschool | 2021 N Point St, Chicago, IL 60647 | Preschool |
| Chatterbox Preschool | 3613 W Devon Ave, Chicago, IL 60659 | Preschool |
| Cheder Lubavitch Preschool | 5201 Howard St, Skokie, IL 60077 | Preschool |
| Chesterbrook Academy | 6351 S Cass Ave, Westmont, IL 60559 | Preschool |
| Chicago Academy Elementary School Preschool | 3400 N Austin Ave, Chicago, IL 60634 | Preschool |
| Chicago Christian Academy Preschool | 5110 W Diversey Ave, Chicago, IL 60639 | Preschool |
| Chicago Friends School Preschool | 2205 W Belmont Ave, Chicago, IL 60618 | Preschool |
| Chicago International Charter Preschool | 2235 N Hamilton Ave, Chicago, IL 60647 | Preschool |
| Chicago Latvian Childcare & Preschool | 6201 W. Peterson, Chicago, IL 60646 | Preschool |
| Chicago Wai Wai Japanese Preschool | 150 Lions Dr, Elk Grove Village, IL 60007 | Preschool |
| Chicago West Side Christian School Preschool | 1240 S Pulaski Rd, Chicago, IL 60623 | Preschool |
| Child Care with Confidence | 8200 W Greendale Ave, Niles, IL 60714 | Center |
| Child Dev. Demonstration Center Oakton Child Care | 1600 E Golf Rd Rm 1103, Des Plaines, IL 60016 | Center |
| Child Development & High Quality Care | 3906 W Chicago Ave, Chicago, IL 60651 | Center |
| Child's World Learning Center | 5624 W Madison St, Chicago, IL 60644 | Center |
| Children International Academy | 5858 W Roosevelt Rd, Chicago, IL 60644 | Center |
| Children's Academy Child Care Center | 806 Wildwood Ct, Oak Brook, IL 60523 | Center |
| Children's Campus | 7250 W Touhy Ave, Chicago, IL 60631 | Preschool |
| Children's City Childcare | Po Box 23020, Chicago, IL 60623 | Center |
| Children's Garden Montessori | 165 N Lombard Ave, Oak Park, IL 60302 | Center |
| Children's Montessori Language Academy | Po Box 267, Hinsdale, IL 60522 | Center |
| Children's World | 4816 S Latrobe Ave, Chicago, IL 60638 | Center |
| Childrens Center Cicero - Berwyn Hawthorne | 1447 S 50th Ct, Cicero, IL 60804 | Center |
| Childrens Center Cicero - Berwyn RF Site | 1447 S 50th Ct, Cicero, IL 60804 | Center |
| Childrens Center Cicero - Berwyn Riverside | 1447 S 50th Ct, Cicero, IL 60804 | Center |
| Childrens Center of Cicero Berwyn at Morton | 1447 S 50th Ct, Cicero, IL 60804 | Center |
| Childrens Garden Montessori School Preschool | 165 N Lombard Ave, Oak Park, IL 60302 | Preschool |
| Childrens Learning Center II | Po Box 287, Bellwood, IL 60104 | Center |
| Childrens Learning Place Infant Toodler | 1669 N Milwaukee Ave, Chicago, IL 60647 | Preschool |
| Childrens Learning Place Preschool | 1681 N Milwaukee Ave, Chicago, IL 60647 | Preschool |
| Childrens Learning World A Montessori School | Po Box 1231, Des Plaines, IL 60017 | Center |
| Childs Voice School Preschool | 180 Hansen Ct, Wood Dale, IL 60191 | Preschool |
| Chopin Elementary School Preschool | 2450 W Rice St, Chicago, IL 60622 | Preschool |
| Christ Church of Oakbrook Preschool | 31st And York Road, Hinsdale, IL 60521 | Preschool |
| Christ Lutheran Learning Center | 607 Harvard St, Oak Park, IL 60304 | Preschool |
| Christ The King School Preschool | 115 E 15th St, Lombard, IL 60148 | Preschool |
| Christies Carousel of Learning | 2112 Habberton Ave, Park Ridge, IL 60068 | Center |
| Christopher House Logan Square | 3255 W Altgeld St, Chicago, IL 60647 | Preschool |
| Cicero West Elementary School Preschool | 4937 W 23rd St, Cicero, IL 60804 | Preschool |
| Circle Rock Preparatory School Preschool | 118 N Central Ave, Chicago, IL 60644 | Preschool |
| Clarence E Culver School | 6901 W Oakton St, Niles, IL 60714 | Preschool |
| Clarendon Hills Christian Children's | 5750 Holmes Ave, Clarendon Hills, IL 60514 | Preschool |
| Clark G R Elementary School Preschool | 1045 S Monitor Ave, Chicago, IL 60644 | Preschool |
| Cleveland Elementary School Preschool | 3121 W Byron St, Chicago, IL 60618 | Preschool |
| Cobblestone Child Care Facility | 7115 North Ave Ste 347, Oak Park, IL 60302 | Center |
| College Preparatry School of America Preschool | 331 W Madison St, Lombard, IL 60148 | Preschool |
| Columbus Elementary School Preschool | 1003 N Leavitt St, Chicago, IL 60622 | Preschool |
| Columbus West Elementary School Preschool | 5425 W 31st St, Cicero, IL 60804 | Preschool |
| Community Presbyterian Children's Program | 39 N Prospect Ave, Clarendon Hills, IL 60514 | Preschool |
| Concord Lutheran School Preschool | 865 S Church Rd, Bensenville, IL 60106 | Preschool |
| Concordia Little Lambs | 3144 Home Ave, Berwyn, IL 60402 | Preschool |
| Concordia Little Lambs Preschool | 3144 Home Ave, Berwyn, IL 60402 | Preschool |
| Concordia Place | 3300 N Whipple St, Chicago, IL 60618 | Preschool |
| Concordia University Early Childhood Education Center | 7400 Augusta St, River Forest, IL 60305 | Preschool |
| Congress Park Elementary School Preschool | 9311 Shields Ave, Brookfield, IL 60513 | Preschool |
| Coonley Elementary School Preschool | 4046 N Leavitt St, Chicago, IL 60618 | Preschool |
| Coop Ns 1st Church - Lombard | 220 S Main St, Lombard, IL 60148 | Preschool |
| Corkery Elementary School Preschool | 2510 S Kildare Ave, Chicago, IL 60623 | Preschool |
| Cornerstone Academy | 1111 N Wells St 4th, Chicago, IL 60610 | Preschool |
| Cornucopia Learning Center | 541 N Lombard Ave, Oak Park, IL 60302 | Center |
| Cossitt Ave Elementary School Preschool | 115 W Cossitt Ave, La Grange, IL 60525 | Preschool |
| Costello School Preschool | 4632 Clyde Ave, Lyons, IL 60534 | Preschool |
| Cozy Corner Childcare Facility | 2818 W North Ave # 20, Chicago, IL 60647 | Center |
| Creative Day Learning Center | 215 South Lincoln Street, Lombard, IL 60148 | Center |
| Creative Montessori Learning Center | 550 S Edgewood Ave, Lombard, IL 60148 | Preschool |
| Creative Montessori Learning Center | 550 S Edgewood St, Lombard, IL 60148 | Preschool |
| Creative World Montessori School | 1250 W Goodman Ave, La Grange, IL 60525 | Preschool |
| Creative World Montessori School Preschool | 1200 W Goodman Ave, La Grange, IL 60525 | Preschool |
| Creativo | 5407 W Devon Ave, Chicago, IL 60646 | Preschool |
| Crown Elementary Community Academy of Fine Arts Center | 2128 S St Louis Ave, Chicago, IL 60623 | Preschool |
| Cyc Abc Polk Brothers Youth Center | 3415 W 13th Pl, Chicago, IL 60623 | Preschool |
| Dan H Pietrini Elementary School Preschool | 9750 Fullerton Ave, Franklin Park, IL 60131 | Preschool |
| Darwin Elementary School Preschool | 3116 W Belden Ave, Chicago, IL 60647 | Preschool |
| Dcn Christian Academy Preschool | 3205 S Austin Blvd, Cicero, IL 60804 | Preschool |
| De Diego Elementary Community Academy Preschool | 1313 N Claremont Ave, Chicago, IL 60622 | Preschool |
| Deaf / Hard of Hearing Programs - MN Preschool | 543 E Taylor Rd, Lombard, IL 60148 | Preschool |
| Delano Elementary School Preschool | 3937 W Wilcox St, Chicago, IL 60624 | Preschool |
| Delphi Academy of Chicago Preschool | 241 E Roosevelt Rd, Lombard, IL 60148 | Preschool |
| Depriest Elementary School Preschool | 139 S Parkside Ave, Chicago, IL 60644 | Preschool |
| Dett Elementary School Preschool | 2306 W Maypole Ave, Chicago, IL 60612 | Preschool |
| Dever Elementary School Preschool | 3436 N Osceola Ave, Chicago, IL 60634 | Preschool |
| Devonshire School Preschool | 1401 Pennsylvania Av, Des Plaines, IL 60018 | Preschool |
| Dirksen Elementary School Preschool | 8601 W Foster Ave, Chicago, IL 60656 | Preschool |
| Disney II Elementary School Preschool | 3815 N Kedvale Ave, Chicago, IL 60641 | Preschool |
| Diversey Day Care Center & Kindergarten | 3155 W Diversey Ave, Chicago, IL 60647 | Center |
| Divine Infant Jesus School Preschool | 1640 Newcastle Ave, Westchester, IL 60154 | Preschool |
| Divine Providence Preschool | 2500 Mayfair Ave, Westchester, IL 60154 | Preschool |
| Dobbs Pre-School | 7131 W Pensacola Ave, Harwood Heights, IL 60706 | Preschool |
| Dodge Elementary School Preschool | 2651 W Washington, Chicago, IL 60612 | Preschool |
| Donna Bozek Day Care | 7024 W Imlay St, Chicago, IL 60631 | Center |