| Churchill Elementary School Preschool | 23w240 Geneva Rd, Glen Ellyn, IL 60137 | Preschool |
| Clapham School Preschool | Po Box 209, Wheaton, IL 60187 | Preschool |
| Clarendon Hills Christian Children's | 5750 Holmes Ave, Clarendon Hills, IL 60514 | Preschool |
| Cloverdale Elementary School Preschool | 1182 Merbach Dr, Carol Stream, IL 60188 | Preschool |
| College Preparatry School of America Preschool | 331 W Madison St, Lombard, IL 60148 | Preschool |
| Community Presbyterian Children's Program | 39 N Prospect Ave, Clarendon Hills, IL 60514 | Preschool |
| Computer Assoc Lisle Child Development | 2400 Cabot Dr, Lisle, IL 60532 | Preschool |
| Concord Lutheran School Preschool | 865 S Church Rd, Bensenville, IL 60106 | Preschool |
| Coop Ns 1st Church - Lombard | 220 S Main St, Lombard, IL 60148 | Preschool |
| Creative Day Learning Center | 215 South Lincoln Street, Lombard, IL 60148 | Center |
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| 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 Nursery School | 120 Triton Lane, Naperville, IL 60540 | Preschool |
| Creme De La Creme | 4625 Weaver Pkwy, Warrenville, IL 60555 | Preschool |
| Creme De La Crme - Warrenville | 4625 Weaver Pkwy, Warrenville, IL 60555 | Preschool |
| Darien Park District | 7301 Fairview Ave, Darien, IL 60561 | Center |
| Deaf / Hard of Hearing Programs - MN Preschool | 543 E Taylor Rd, Lombard, IL 60148 | Preschool |
| Delphi Academy of Chicago Preschool | 241 E Roosevelt Rd, Lombard, IL 60148 | Preschool |
| Diamante Montessori School | 625 Hillside Ave, Glen Ellyn, IL 60137 | Preschool |
| Downers Grove / Woodridge Head Start | 331 S York Rd, Bensenville, IL 60106 | Preschool |
| Downers Grove Adventist Preschool | 5524 Lee Ave, Downers Grove, IL 60515 | Preschool |
| Downers Grove Christian School Preschool | 929 Maple Ave, Downers Grove, IL 60515 | Preschool |
| Dujardin Elementary School Preschool | 166 Euclid Ave, Bloomingdale, IL 60108 | Preschool |
| Dupage Easter Seal Child Development Center | 830 S Addison Ave, Villa Park, IL 60181 | Preschool |
| Dupage Montessori In Wheaton Preschool | 300 E Cole Ave, Wheaton, IL 60187 | Preschool |
| Dupage Montessori School | 24w500 Maple Ave, Naperville, IL 60540 | Preschool |
| Dupage Montessori School Preschool | 24w500 Maple Ave, Naperville, IL 60540 | Preschool |
| Early Childhood | 130 W Madison St, Elmhurst, IL 60126 | Preschool |
| Early Childhood Education Center | 543 N Wood Dale Rd, Wood Dale, IL 60191 | Preschool |
| Early Learning Center | 300 E Forest Ave, West Chicago, IL 60185 | Preschool |
| Edwin Aldrin Elementary School Preschool | 617 Boxwood Dr, Schaumburg, IL 60193 | Preschool |
| Elk Grove Twp. Community Day Care Center | 711 Chelmsford Ln, Elk Grove Village, IL 60007 | Center |
| Elmhurst Academy of Early Learning | 212 W Lake St, Elmhurst, IL 60126 | Preschool |
| Elmhurst YMCA School Age Program | 211 W 1st St, Elmhurst, IL 60126 | Center |
| Everett Dirksen Elementary School Preschool | 116 W Beech Dr, Schaumburg, IL 60193 | Preschool |
| Evergreen Elementary School Preschool | 1041 Evergreen Dr, Carol Stream, IL 60188 | Preschool |
| First Care of Wheaton | 1211 Butterfield Rd # 19, Wheaton, IL 60189 | Center |
| First Presbyterian Church Weekday Nursery School | 715 N Carlton St, Wheaton, IL 60187 | Preschool |
| First United Methodist Preschool | 1032 Maple Ave, Downers Grove, IL 60515 | Preschool |
| Forest Glen Elementary School Preschool | 561 Elm St, Glen Ellyn, IL 60137 | Preschool |
| Four Winds Waldorf School Preschool | 30w160 Calumet Ave W, Warrenville, IL 60555 | Preschool |
| Frederick Nerge Elementary School Preschool | 660 N Woodfield Trl, Roselle, IL 60172 | Preschool |
| Friendship Corner | 777 E. Devon, Bartlett, IL 60103 | Preschool |
| G Stanley Hall Elementary School Preschool | 1447 Wayne Ave, Glendale Heights, IL 60139 | Preschool |
| Gan Yeladim of Congregation Beth Shalom | 772 W 5th Ave, Naperville, IL 60563 | Preschool |
| Gary United Methodist Preschool | 224 N Main St, Wheaton, IL 60187 | Preschool |
| Giant Steps Illinois | 2500 Cabot Dr, Lisle, IL 60532 | Preschool |
| Gingerbread House | 315 Fairview Ave, Glen Ellyn, IL 60137 | Center |
| Glen Hill Primary Preschool | 1324 Bloomingdale Rd, Glendale Heights, IL 60139 | Preschool |
| God Loves Little Children Day Care II | 20w381 Stone Ave, Addison, IL 60101 | Center |
| Goddard School Early Childhood Development | 92 Stratford Dr, Bloomingdale, IL 60108 | Preschool |
| Good Shepherd Lutheran School Preschool | 525 63rd St, Downers Grove, IL 60516 | Preschool |
| Grace Church Nursery School | 120 E 1st St, Hinsdale, IL 60521 | Preschool |
| Grace International Preschool Corp | 150 Lions Dr, Elk Grove Village, IL 60007 | Preschool |
| Grace's Place | 1904 Brookdale Rd, Naperville, IL 60563 | Preschool |
| Great Beginnings Child Care Center | 757 E Nerge Rd, Roselle, IL 60172 | Center |
| Great Escape Preschool | 6360 Belmont Rd, Downers Grove, IL 60516 | Preschool |
| Greenbrook Montessori | 1675 Greenbrook Blvd, Hanover Park, IL 60133 | Preschool |
| Greentree Preschool and Early Education Center | 25w725 Jewell Rd, Wheaton, IL 60187 | Preschool |
| Hadi School of Excellence Preschool | 375 S Roselle Rd, Schaumburg, IL 60193 | Preschool |
| Hanover Highlands Elementary School Preschool | 1451 Cypress Ave, Hanover Park, IL 60133 | Preschool |
| Happy Times Preschool | 420 W Gartner Rd, Naperville, IL 60540 | Preschool |
| Hawk Hollow Elementary School Preschool | 235 Jacaranda Dr, Bartlett, IL 60103 | Preschool |
| Hawthorne Elementary School Preschool | 334 Wakeman Ave, Wheaton, IL 60187 | Preschool |
| Henry Puffer School Preschool | 2220 Haddow Ave, Downers Grove, IL 60515 | Preschool |
| Hillside Montessori School | 4600 Frontage Rd, Hillside, IL 60162 | Preschool |
| Hillside Montessori School Preschool | 4600 Frontage Rd, Hillside, IL 60162 | Preschool |
| 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 |
| Hobson Coop Nursery School | 25w463 Hobson Rd, Naperville, IL 60540 | 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 |
| Hope Evangelical Lutheran Preschool | 1s260 Joliet St, West Chicago, IL 60185 | Preschool |
| Immaculate Conception Grade School Preschool | 132 W Arthur St, Elmhurst, IL 60126 | Preschool |
| Immanuel Lutheran Church Pre-School | 5211 Carpenter at Grove, Downers Grove, IL 60515 | Preschool |
| Immanuel Lutheran Preschool | 1116 E Devon Ave, Bartlett, IL 60103 | 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 |
| Independence Preschool | 200 E Taylor Ave, Bartlett, IL 60103 | Preschool |
| Indian Boundary YMCA - School's Out | 711 59th St, Downers Grove, IL 60516 | Center |
| Indian Trail Elementary School Preschool | 6235 Stonewall Ave, Downers Grove, IL 60516 | Preschool |
| Islamic Foundation School Preschool | 300 W Highridge Rd, Villa Park, IL 60181 | Preschool |
| J T Manning Elementary School Preschool | 200 N Linden Ave, Westmont, IL 60559 | Preschool |
| Jefferson School | 130 N Hazelton Ave, Wheaton, IL 60187 | Preschool |
| Jennifer's Kids Learning Center | 1624 W Wise Rd, Schaumburg, IL 60193 | Center |
| KLA Schools of Naperville | 1440 Tuthill Road, Naperville, IL 60563 | 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 |
| Kiddie Academy | 314 Juliana Ln, Bloomingdale, IL 60108 | Preschool |
| Kiddyplace Learning Center | 1871 N Neltnor Blvd, West Chicago, IL 60185 | Center |
| Kids Kampus | 603 E Diehl Rd, Naperville, IL 60563 | Preschool |
| Kidtown, USA | 1071 S Roselle Rd, Schaumburg, IL 60193 | Center |
| Knowledge Learning Corporation | 22w300 Sunnyside Rd, Medinah, IL 60157 | Center |
| Kripa Montessori School | 379 Bartlett Plz, Bartlett, IL 60103 | Preschool |