| West Suburban Temple Nursery School | 1040 N Harlem Ave, River Forest, IL 60305 | Center |
| Westbrook Early Learning Center Preschool | 103 S Busse Rd, Mount Prospect, IL 60056 | Preschool |
| Westbrook Elementary School Preschool | 1333 Greenwood Rd, Glenview, IL 60026 | Preschool |
| Westdale Elementary School Preschool | 99 Diversey Ave, Melrose Park, IL 60164 | Preschool |
| Westmoor Elementary School Preschool | 2500 Cherry Ln, Northbrook, IL 60062 | Preschool |
| Westside Holistic Family Services Headstart | 4909 W Division St, Chicago, IL 60651 | Center |
| Westside Youth Technical Entrepreneur | 4211 W Madison St, Chicago, IL 60624 | Center |
| Whittier Elementary School Preschool | 338 Whitehall Ave, Melrose Park, IL 60164 | Preschool |
| Whittier Elementary School Preschool | 715 N Harvey Ave, Oak Park, IL 60302 | Preschool |
| Willard Elementary School Preschool | 1250 Ashland Ave, River Forest, IL 60305 | Preschool |
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| William Hatch Elementary School Preschool | 1000 N Ridgeland Ave, Oak Park, IL 60302 | Preschool |
| Willow Ridge Academy | 7316 W North Ave, Elmwood Park, IL 60707 | Center |
| Willow Wood Preschool | Po Box 362, Winnetka, IL 60093 | Preschool |
| Willowbrook Elementary School Preschool | 2500 Happy Hollow Rd, Glenview, IL 60026 | Preschool |
| Wilmette Community Nursery School | 1125 Wilmette Ave, Wilmette, IL 60091 | Center |
| Wilmette Park District Early Childhood Center | 1200 Wilmette Ave, Wilmette, IL 60091 | Center |
| Winnetka Community Nursery School | 800 Pine St, Winnetka, IL 60093 | Center |
| Winnetka Covenant Church Preschool | 1200 Hibbard Rd, Wilmette, IL 60091 | Preschool |
| Winnetka Public School Nursery | 1155 Oak St, Winnetka, IL 60093 | Center |
| Winnie-the-Pooh Preschool | 6043 N California Ave, Chicago, IL 60659 | Preschool |
| Winthrop Children's Center | 1001 E Touhy Ave, Des Plaines, IL 60018 | Center |
| Wonderland Day Care II | 6319 W Belmont Ave, Chicago, IL 60634 | Center |
| Woodlawn Academy College Prep Preschool | 4817 W Chicago Ave, Chicago, IL 60651 | Preschool |
| Yates Elementary School Preschool | 1839 N Richmond St, Chicago, IL 60647 | Preschool |
| Yeshiva Shearis Yisroel Preschool | 2620 W Touhy Ave, Chicago, IL 60645 | Preschool |
| Young Achievers Learning Center | 3044 ROSE ST, Franklin Park, IL 60131 | Center |
| Young Elementary School Preschool | 1434 N Parkside Ave, Chicago, IL 60651 | Preschool |