| Happy Kids Learning Center | 4545 N Kedzie Ave, Chicago, IL 60625 | Center |
| Happy Kids Preschool & Daycare Center | 7622 W Belmont Ave, Chicago, IL 60634 | Preschool |
| Happy Kids Preschool and Daycare | 5815 W IRVING PARK RD, Chicago, IL 60634 | Center |
| Harriet Jamison College Prep Preschool | 1026 N Springfield A, Chicago, IL 60651 | Preschool |
| Haugan Elementary School Preschool | 4540 N Hamlin Ave, Chicago, IL 60625 | Preschool |
| Hay Elementary Community Academy Preschool | 1018 N Laramie Ave, Chicago, IL 60651 | Preschool |
| He Watches My Child Preschool | Po Box 156, Maywood, IL 60153 | Center |
| Healing Temple Headstart | 4941 W Chicago Ave, Chicago, IL 60651 | Center |
| Hearst Elementary School Preschool | 4640 S Lamon Ave, Chicago, IL 60638 | Preschool |
| Heavens Little Playground | 234 Bohland Ave, Bellwood, IL 60104 | Center |
|
| Hefferan Elementary School Preschool | 4409 W Wilcox St, Chicago, IL 60624 | Preschool |
| Helen Lucy Child Care Center | 7529 N Overhill Ave, Chicago, IL 60631 | Center |
| Henry Elementary School Preschool | 4250 N St Louis Ave, Chicago, IL 60618 | Preschool |
| Henry's House | 3655 N Bell Ave, Chicago, IL 60618 | Preschool |
| Henson Elementary School Preschool | 1326 S Avers Ave, Chicago, IL 60623 | Preschool |
| Hephzibah - Beye Day Care Program | 811 South Blvd, Oak Park, IL 60302 | Center |
| Hephzibah - Lincoln Day Care Program | 811 South Blvd, Oak Park, IL 60302 | Center |
| Hephzibah - Longfellow Day Care Program | 1144 Lake St, Oak Park, IL 60301 | Center |
| Hephzibah - Mann Day Care Program | 946 North Blvd, Oak Park, IL 60301 | Center |
| Hephzibah - Whittier Day Care Program | 946 North Blvd, Oak Park, IL 60301 | Center |
| Hephzibah Children's Association - Hatch | 811 South Blvd, Oak Park, IL 60302 | Center |
| Hephzibah Children's Association - Irving | 1144 Lake St Fl 5, Oak Park, IL 60301 | Center |
| Hephzibah Day Care Program | 1144 Lake St, Oak Park, IL 60301 | Center |
| Herbert Elementary School Preschool | 2131 W Monroe St, Chicago, IL 60612 | Preschool |
| Heritage of The Lord Child Care Center | 1403 1/2 S 5th Ave, Maywood, IL 60153 | Preschool |
| Herzl Elementary School Preschool | 3711 W Douglas Blvd, Chicago, IL 60623 | Preschool |
| Hiawatha Elementary School Preschool | 6539 26th St, Berwyn, IL 60402 | Preschool |
| Hibbard Elementary School Preschool | 3244 W Ainslie St, Chicago, IL 60625 | Preschool |
| High Mountain Head Start | 1210 N Waller Ave, Chicago, IL 60651 | Center |
| Highlands Elementary School Preschool | 5850 Laurel Ave, La Grange, IL 60525 | Preschool |
| Hillel Torah N Suburdan Day School | 7120 Laramie Ave, Skokie, IL 60077 | Preschool |
| Hillside Montessori School | 4600 Frontage Rd, Hillside, IL 60162 | Preschool |
| Hillside Montessori School Preschool | 4600 Frontage Rd, Hillside, IL 60162 | Preschool |
| Hines Child Care Center Associated | Hines V.a. Hosp, Hines, IL 60141 | Center |
| Hinsdale Adventist Academy Preschool | 631 E Hickory St, Hinsdale, IL 60521 | Preschool |
| Hinsdale Community Preschool | Eighth & Madison Streets, Hinsdale, IL 60521 | Preschool |
| Hinsdale Covenant Church Nursery School | 412 S Garfield St, Hinsdale, IL 60521 | Preschool |
| Hinsdale Head Start | 331 S York Rd, Bensenville, IL 60106 | Preschool |
| His Grace Christian Child Development Learing Center | 1000 N Rohlwing Rd Ste 16, Lombard, IL 60148 | Preschool |
| Hisgrace Christian Childcare | 1000 N Rhlwing Rd 16, Lombard, IL 60148 | Preschool |
| Hitch Elementary School Preschool | 5625 N Mcvicker Ave, Chicago, IL 60646 | Preschool |
| Hodgkins Elementary School Preschool | 6516 Kane Ave, La Grange, IL 60525 | Preschool |
| Holmes Elementary School Preschool | 5800 Holmes Ave, Clarendon Hills, IL 60514 | Preschool |
| Holy Family Catholic School Preschool | 330 E Fullerton Ave, Addison, IL 60101 | Preschool |
| Holy Ghost School Preschool | 260 N Wood Dale Rd, Wood Dale, IL 60191 | Preschool |
| Holy Trinity Preschool | 108 S Linden Ave, Westmont, IL 60559 | Preschool |
| Home Elementary School Preschool | 4400 Home Ave, Berwyn, IL 60402 | Preschool |
| Home of Life Just For You Child Development Center | 4647 W Washington Blvd, Chicago, IL 60644 | Preschool |
| Hope For Youth Day Care | 5900 W Iowa St, Chicago, IL 60651 | Center |
| House of Kids Day Care Center | 7158 W Addison St, Chicago, IL 60634 | Center |
| Howard Mohr Community Center | 7640 Jackson Blvd, Forest Park, IL 60130 | Center |
| Howe Elementary School Preschool | 720 N Lorel Ave, Chicago, IL 60644 | Preschool |
| Hughes C Elementary School Preschool | 4247 W 15th St, Chicago, IL 60623 | Preschool |
| Humboldt Community Christian School Preschool | 1847 N Humboldt Blvd, Chicago, IL 60647 | Preschool |
| I T Day Care Center | 1637 Oakton Pl, Des Plaines, IL 60018 | Center |
| I-T Day Care Center | 2359 North Mannheim Road, Melrose Park, IL 60164 | Center |
| ICCI Academy Preschool | 6435 W Belmont Ave, Chicago, IL 60634 | Preschool |
| Ideal Elementary School Preschool | 9901 W 58th St, La Grange, IL 60525 | Preschool |
| Immaculate Conception Grade School Preschool | 132 W Arthur St, Elmhurst, IL 60126 | Preschool |
| Immaculate Conception School Preschool | 7263 W Talcott Ave, Chicago, IL 60631 | Preschool |
| Immanuel Lutheran Preschool | 832 Lee St, Des Plaines, IL 60016 | Preschool |
| Immanuel Lutheran School Preschool | 2329 S Wolf Rd, Hillside, IL 60162 | Preschool |
| Immanuel Lutheran School Preschool | 148 E 3rd St, Elmhurst, IL 60126 | Preschool |
| Intercultural Montessori Preschool | 301 S Ridgeland Ave, Oak Park, IL 60302 | Preschool |
| Irving Elementary School Preschool | 805 S 17th Ave, Maywood, IL 60153 | Preschool |
| Irving Elementary School Preschool | 749 S Oakley Blvd, Chicago, IL 60612 | Preschool |
| Irving Elementary School Preschool | 3501 Clinton Ave, Berwyn, IL 60402 | Preschool |
| Irving Park Early Learning Center | 3021 W Montrose Ave # 23, Chicago, IL 60618 | Preschool |
| Irving Park Infant Toddler Center | 3000 W Montrose Ave # 3006, Chicago, IL 60618 | Preschool |
| Irving Park Y.M.C.A. | 4251 W Irving Park Rd, Chicago, IL 60641 | Center |
| Islamic Foundation School Preschool | 300 W Highridge Rd, Villa Park, IL 60181 | Preschool |
| It Takes A Village Early Learning Center | 4020 W Division St, Chicago, IL 60651 | Preschool |
| It Takes A Village Services | 4000 W Division St, Chicago, IL 60651 | Preschool |
| J Giles Elementary School Preschool | 4251 N Oriole Ave, Harwood Heights, IL 60706 | Preschool |
| J Leigh Elementary School Preschool | 8151 W Lawrence Ave, Harwood Heights, IL 60706 | Preschool |
| J T Manning Elementary School Preschool | 200 N Linden Ave, Westmont, IL 60559 | Preschool |
| J W Robinson Jr Elementary School Preschool | 4431 Gage Ave, Lyons, IL 60534 | Preschool |
| JFH Educational Academy | 7642 W Irving Park, Harwood Heights, IL 60706 | Preschool |
| Jahn Elementary School Preschool | 3149 N Wolcott Ave, Chicago, IL 60657 | Preschool |
| Jane Addams Elementary School Preschool | 910 Division St, Melrose Park, IL 60160 | Preschool |
| Jefferson Elementary School Preschool | 225 46th Ave, Bellwood, IL 60104 | Preschool |
| Jefferson Elementary School Preschool | 7035 16th St, Berwyn, IL 60402 | Preschool |
| Jefferson School Preschool | 8200 W Greendale Ave, Niles, IL 60714 | Preschool |
| Jehovah Lutheran School Preschool | 3740 W Belden Ave, Chicago, IL 60647 | Preschool |
| Jennifer's Child Care & Learning Center | Po Box 674, Elk Grove Village, IL 60009 | Center |
| Jennifer's Preschool & Childcare | Po Box 674, Elk Grove Village, IL 60009 | Preschool |
| Jensen Elementary Scholastic Academy Preschool | 3030 W Harrison St, Chicago, IL 60612 | Preschool |
| Joan Dachs Bais Yaakov Elementary Preschool | 3200 W Peterson Ave, Chicago, IL 60659 | Preschool |
| John F Kennedy Elementary School Preschool | 3945 Wehrman Ave, Schiller Park, IL 60176 | Preschool |
| Johnson Elementary School Preschool | 1420 S Albany Ave, Chicago, IL 60623 | Preschool |
| Jolly Fun House Playschools | 7559 W Addison St, Chicago, IL 60634 | Preschool |
| Joyful Noise Christian Daycare | 4243 N North Ave, Chicago, IL 60639 | Center |
| Kacs Early Childhood Center | 4300 N California Ave, Chicago, IL 60618 | Preschool |
| Kaleidoscope Kids Academy | 6958 Windsor Ave, Berwyn, IL 60402 | Center |
| Kalina Preschool & Kindergarten | 4100 N California Ave, Chicago, IL 60618 | Preschool |
| Kangaroo Korner Day Care Center | 900 Beloit Ave, Forest Park, IL 60130 | Preschool |
| Kanoon Elementary Magnet School Preschool | 2233 S Kedzie Ave, Chicago, IL 60623 | Preschool |
| Kellman Corporate Community Elementary Preschool | 751 S Sacramento Blv, Chicago, IL 60612 | Preschool |
| Kensington School | 2215 York Rd Ste 204, Oak Brook, IL 60523 | Center |
| Kensington School of The Highlands | 2215 York Rd Ste 203, Oak Brook, IL 60523 | Center |