| La Petite Academy of Oswego | 1260 Douglas Rd, Oswego, IL 60543 | Preschool |
| West Oswego KinderCare | 100 Pfund Ct, Oswego, IL 60543 | Preschool |
| Adventures In Learning | 1020 Station Dr, Oswego, IL 60543 | Preschool |
| Boulder Hill Elementary Kids Connection | 810 Preston Ln, Oswego, IL 60543 | Center |
| Brokaw Early Learning Center | 1000 5th St, Oswego, IL 60543 | Preschool |
| Chesterbrook Academy | 750 5th St, Oswego, IL 60543 | Preschool |
| Churchill Elementary Kids Connection | 313 E Washington St, Oswego, IL 60543 | Center |
| Del Valle Migrant Head Start | 6550 Plainfield Road South, Oswego, IL 60543 | Preschool |
| East View Elementary Kids Connection | 313 E Washington St, Oswego, IL 60543 | Center |
| Fox Chase Elementary Kids Connection | 260 Fox Chase Drive North, Oswego, IL 60543 | Center |
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| God's Gift Preschool | 1976 State Route 25, Oswego, IL 60543 | Preschool |
| Homestead Elementary Kids Connection | 313 E Washington St, Oswego, IL 60543 | Center |
| Kindergarten Kid's Connection | 313 E Washington St, Oswego, IL 60543 | Center |
| Lakewood Creek Elementary Kids Connection | 313 E Washington St, Oswego, IL 60543 | Center |
| Little Shepherd Preschool | Po Box 695, Oswego, IL 60543 | Preschool |
| Loving Arms Childcare Center | 7481 Mill Rd, Oswego, IL 60543 | Center |
| Merchants Drive KinderCare - CLOSED | 260 North Merchants Dr., Oswego, IL 60543 | Preschool |
| Old Post Elementary Kids Connection | 104 Old Post Road, Oswego, IL 60543 | Center |
| Playmate Preschool | 5 Sherwood Dr, Oswego, IL 60543 | Preschool |
| Prairie Pals Christian Preschool | 33 Stonehill Rd, Oswego, IL 60543 | Preschool |
| Prairie Point Elementary Kids Connection | 3650 Grove Road, Oswego, IL 60543 | Center |
| Prairie Point Elementary School Preschool | 3650 Grove Rd, Oswego, IL 60543 | Preschool |
| Southbury Elementary Kids Connection | 820 Preston Ln, Oswego, IL 60543 | Center |
| The Learning Station Preschool | 401 Arboretum Way, Oswego, IL 60543 | Preschool |
| The Wheatlands Kids Connection | 313 E Washington St, Oswego, IL 60543 | Center |
| Trinity's Little Hands Preschool | 1217 Wolf Rd, Oswego, IL 60543 | Preschool |
| Wolf Crossing Elementary Kids Connection | 313 E Washington St, Oswego, IL 60543 | Center |