| Shepherd of The Hills Pre-school | 15215 East Janine Drive, Whittier, CA 90605 | Preschool |
| Shepherd of The Valley Preschool & Day Care | 1723 Park Lawn, Hacienda Heights, CA 91745 | Preschool |
| South Hills Academy Preschool Hacienda Heights | 15207 Los Robles Avenue, Hacienda Heights, CA 91745 | Preschool |
| South Hills Preschool | 1600 E. Francisquito, West Covina, CA 91791 | Preschool |
| Southlands Christian Preschool | 1920 S. Brea Canyon Cut-off Rd, Walnut, CA 91789 | Preschool |
| St Mark's Pre School | 2323 Las Lomitas Drive, Hacienda Heights, CA 91745 | Preschool |
| St Stephen's Lutheran Pre School | 2311 E Chapman Avenue, Fullerton, CA 92831 | Preschool |
| St. Callistus Preschool | 12132 Haster Street, Garden Grove, CA 92840 | Preschool |
| St. John's Lamb's Lot Preschool | 151 S. Center, Orange, CA 92866 | Preschool |
| St. Joseph Preschool | 801 N. Bradford Avenue, Placentia, CA 92870 | Preschool |
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| St. Matthew's United Methodist Preschool & Childcare | 15653 E. Newton St., Hacienda Heights, CA 91745 | Preschool |
| St. Paul's Early Childhood Development Center | 1250 E Heim Avenue, Orange, CA 92865 | Preschool |
| St. Stephen Preschool Academy | 1718 N. Walnut Avenue, La Puente, CA 91744 | Preschool |
| Stepping Stones Learning Center | 8760 Cerritos Avenue, Anaheim, CA 92804 | Center |
| Stonehaven Drive KinderCare - CLOSED | 5360 Stonehaven Dr., Yorba Linda, CA 92887 | Preschool |
| Sunny Hills Preschool | 8252 Artesia Blvd, Buena Park, CA 90621 | Preschool |
| Sunrise Child Development Center | 11832 Euclid Street, Garden Grove, CA 92840 | Center |
| Sunset Wesleyan Pre-school | 400 North Sunset, La Puente, CA 91744 | Preschool |
| Sunshine Pre-school | 1035 West La Palma Avenue, Anaheim, CA 92801 | Preschool |
| Sycamore Preschool | 340 N. Main Street, Orange, CA 92868 | Preschool |
| Tara Hill Montessori School | 2130 West Crescent Avenue, Anaheim, CA 92801 | Preschool |
| Temple Beth Tikvah Early Childhood Learning Center | 1600 N. Acacia Ave., Fullerton, CA 92831 | Center |
| The Broadoaks School of Whittier College | 13406 Philadelphia, Whittier, CA 90608 | Preschool |
| The Children's House | 1400 E Taft Avenue, Orange, CA 92865 | Preschool |
| The Cross Preschool & Kindergarten | 20675 La Puente Road, Walnut, CA 91789 | Preschool |
| The New Montessori School | 15243 E. Nelson Avenue, La Puente, CA 91744 | Preschool |
| The Yellow Brick Preschool & Child Care Center | 5475 E. La Palma Ave. Ste.#102, Anaheim, CA 92807 | Preschool |
| Tiny Tot Christian School | 7362 Crescent Avenue, Buena Park, CA 90620 | Center |
| Topaz Head Start | 1600 Sapphire Road, Fullerton, CA 92831 | Preschool |
| Towne & County Preschool & Infant Center at AQMD | 21805 E. Copley Dr., Diamond Bar, CA 91765 | Preschool |
| Towne and Country Early Education Center | 201 E. Madison, Placentia, CA 92870 | Preschool |
| Trident CDC | 1800 W. Ball Road, Anaheim, CA 92804 | Center |
| Trinity | 13118 Rainier, Whittier, CA 90605 | Center |
| Trinity Lutheran Church & Christian School | 4101 East Nohl Ranch Road, Anaheim, CA 92807 | Preschool |
| Tutor Time Child Care Learning Center | 5309 Beach Blvd., Buena Park, CA 90621 | Center |
| Tutor Time Child Care Learning Center | 17331 Los Angeles Street, Yorba Linda, CA 92886 | Center |
| United Christian Education Center | 16152 Gale Avenue, Hacienda Heights, CA 91745 | Center |
| United Methodist Church of Yorba Linda Nursery School | 19002 Yorba Linda Blvd, Yorba Linda, CA 92886 | Center |
| United Molokan Christian Association Preschool | 16222 E. Soriano Drive, Hacienda Heights, CA 91745 | Preschool |
| Universal Preschool at Delhaven | 15302 E. Francisquito Avenue, La Puente, CA 91744 | Preschool |
| Valencia Park State Preschool | 3441 West Valencia Drive, Fullerton, CA 92833 | Preschool |
| Victory Christian Preschool | 227 N Magnolia Ave, Anaheim, CA 92801 | Preschool |
| Victory Outreach Children's Learning Center | 6726 Milton Ave., Whittier, CA 90601 | Center |
| Village Montessori Academy | 23431 Golden Springs Road, Diamond Bar, CA 91765 | Preschool |
| Village Pre-school of Yorba Linda | 18052 Imperial Highway, Yorba Linda, CA 92886 | Preschool |
| Vineyard Preschool | 5340 E. La Palma, Anaheim, CA 92807 | Preschool |
| Walnut United Methodist Preschool | 20601 La Puente Road, Walnut, CA 91789 | Preschool |
| Walnut Valley Montessori School | 650 Camino De Teodoro, Walnut, CA 91789 | Preschool |
| Walnut Valley Preschool and Early Learning Center | 841 S. Glenwick Ave., Walnut, CA 91789 | Preschool |
| 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 |
| 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 |
| Wilshire Avenue Christian Preschool | 212 Wilshire Avenue, Fullerton, CA 92832 | Preschool |
| Wing Lane Elementary | 16605 Wing Lane, La Puente, CA 91744 | Center |
| Woodcrest Elementry School | 455 W. Baker Avenue, Room #p4, Fullerton, CA 92832 | Center |
| Workman Elementary School | 16000 Workman, La Puente, CA 91744 | Center |
| YMCA Sunshine Preschool Starbuck Site | 15740 E Starbuck Street, Whittier, CA 90603 | Preschool |
| Yorba Linda Preschool & Day Care | 18132 Yorba Linda Blvd., Yorba Linda, CA 92886 | Preschool |