| Adventures Learning Academy Inc | 1346 Dingledine Rd, Saint Charles, MO 63304 | Center |
| Doodle Bug Learning Center | 1400 Britian Way, Saint Charles, MO 63304 | Center |
| Early Childhood Family Education Center at Francis Howell Dist. | 4810 Meadows Pky, Saint Charles, MO 63304 | Preschool |
| Great Beginnings Daycare and Preschool | 5289 Highway N, Saint Charles, MO 63304 | Preschool |
| Little Learners Academy Inc | 5935 S Hwy 94, Saint Charles, MO 63304 | Preschool |
| New Hope Presbyterian Preschool | 1580 Kisker Rd, Saint Charles, MO 63304 | Preschool |
| O'Fallon KinderCare - CLOSED | 6016 Weldon Spring Parkway, Saint Charles, MO 63304 | Preschool |
| Parent's Day Out at First Baptist Church of Harvester | 4075 Highway 94 South, Saint Charles, MO 63304 | Center |
| Tendercare Learning Center | 4778 Central School Rd, Saint Charles, MO 63304 | Center |
| The Learning Safari | 1505 Caulks Hill Rd, Saint Charles, MO 63304 | Center |
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| Watch Us Grow Early Childhood Academy | 4056 S Old Highway 94, Saint Charles, MO 63304 | Center |