| Walt Disney School Readiness Room | 2323 W. Orange Avenue, Room 33, Anaheim, CA 92804 | Center |
| Walter Head Start | 9200 Pacific Place, Anaheim, CA 92804 | Preschool |
| Walter School Readiness | 10802 Rustic Lane, Anaheim, CA 92804 | Center |
| Washington Center | 7804 S. Thornlake Avenue, Whittier, CA 90606 | Center |
| Washington School Bellflower USD | 9725 E. Jefferson St., Bellflower, CA 90706 | Preschool |
| Westminster Nursery School | 13660 University, Westminster, CA 92683 | Center |
| Westminster School District - Demille School | 15400 Van Buren St., Midway City, CA 92655 | Center |
| Westminster School District - Finley State Preschool | 13521 Edwards St., Westminster, CA 92683 | Preschool |
| Westminster School District - Fryberger | 6952 Hood Drive, Westminster, CA 92683 | Center |
| Westminster School District - Meairs | 8441 Trask Avenue, Garden Grove, CA 92844 | Center |
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| Westminster School District - Webber State Preschool | 14142 Hoover Street, Westminster, CA 92683 | Preschool |
| Westminster School District - Willmore School | 7122 Maple, Westminster, CA 92683 | Center |
| Westminster School District Hayden State Preschool | 14782 Eden Street, Midway City, CA 92655 | Preschool |
| Westminster School District Land Child Development Center | 15151 Temple St, Westminster, CA 92683 | Center |
| Westminster School District Schmitt State Preschool | 7200 Trask Avenue, Westminster, CA 92683 | Preschool |
| Whittier Christian Preschools - Maybrook | 11700 Maybrook Avenue, Whittier, CA 90604 | Preschool |
| Whittier Christian Preschools - Uptown | 6548 S. Newlin Avenue, Whittier, CA 90601 | Preschool |
| Whittier Friends School | 6726 Washington Avenue, Whittier, CA 90601 | Preschool |
| Whittier Presbyterian Church Weekday Nursery School | 6030 El Rancho Drive, Whittier, CA 90606 | Center |
| Willow Head Start State Preschool | 11733 E. 205th Street, Lakewood, CA 90715 | Preschool |
| Willow Lane Pre School | 14203 Willow Lane, Westminster, CA 92683 | Preschool |
| Wilshire Avenue Christian Preschool | 212 Wilshire Avenue, Fullerton, CA 92832 | Preschool |
| Wonderland Preschool | 10440 Artesia Blvd., Bellflower, CA 90706 | Preschool |
| Woodcrest Elementry School | 455 W. Baker Avenue, Room #p4, Fullerton, CA 92832 | Center |
| World Day Care Center | 12345 Euclid St., Garden Grove, CA 92840 | Center |
| YMCA GLB Mayne St State Preschool | 9630 Mayne Street, Bellflower, CA 90706 | Preschool |
| YMCA Sunshine Preschool Starbuck Site | 15740 E Starbuck Street, Whittier, CA 90603 | Preschool |
| YMCA of Orange Preschool | 2241 E. Palmyra, Orange, CA 92869 | Preschool |