| El Cajon KinderCare | 1470 Jamacha Rd, El Cajon, CA 92019 | Preschool |
| A Child's Center of Wonder & Discovery | 9841 Vine Street, Lakeside, CA 92040 | Preschool |
| A Madison Avenue Educational Center | 1052 East Madison Avenue, El Cajon, CA 92021 | Center |
| Aka Head Start - Marilla - CLOSED | 9745 Marilla, Lakeside, CA 92040 | Preschool |
| Aka Head Start - Redwood | 1145 Redwood, El Cajon, CA 92019 | Preschool |
| Alpine Country Day School | 1508 Midway Drive, Alpine, CA 91901 | Center |
| Alpine Tendercare II | 2403 Alpine Blvd, Alpine, CA 91901 | Preschool |
| Aunty Lynn's Daycare Centers | 1107 E. Washington Avenue, El Cajon, CA 92019 | Center |
| Blossom Valley Elementary School Preschool | 9863 Oakmont Terrace, El Cajon, CA 92021 | Preschool |
| Bostonia Elementary State Preschool | 1390 E. Broadway, El Cajon, CA 92021 | Preschool |
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| Cajon Valley State Funded Preschool Program | Sevick School - 1609 E Madison, El Cajon, CA 92019 | Preschool |
| Cajon Valley State Preschool - Anza Elementary | 1005 S Anza Street, El Cajon, CA 92019 | Preschool |
| Cajon Valley State Preschool - Crest | 2000 Suncrest Blvd., El Cajon, CA 92021 | Preschool |
| Cajon Valley State Preschool - Lexington Elementary | 533 S. First Street, El Cajon, CA 92019 | Preschool |
| Cajon Valley State Preschool - Madison | 1615 E. Madison Avenue, El Cajon, CA 92019 | Preschool |
| Cajon Valley State Preschool - Naranca Elementary | 1030 Naranca Avenue, El Cajon, CA 92021 | Preschool |
| Children's Choice | 1465 E. Madison Avenue, El Cajon, CA 92019 | Preschool |
| Children's Choice Learning Connection | 1268 & 1276 N. Second Street, El Cajon, CA 92021 | Preschool |
| Children's Choice Learning Connection | 9748 Los Coches Rd#678910, Lakeside, CA 92040 | Preschool |
| Children's Creative & Performing Arts Academy of El Cajon | 1375 E. Washington Avenue, El Cajon, CA 92019 | Preschool |
| Cuyamaca Child Development Center | 900 Rancho San Diego Parkway, El Cajon, CA 92019 | Preschool |
| Dayspring Christian Learning Center | 1150 Greenfield Drive, El Cajon, CA 92021 | Preschool |
| El Cajon Wesleyan Preschool | 1500 E. Lexington Ave., El Cajon, CA 92019 | Preschool |
| Gammy's Preschool Discovery Center | 12101 Lakeside Avenue, Lakeside, CA 92040 | Preschool |
| Hand In Hand Preschool | 9449 Wintergardens Blvd., Lakeside, CA 92040 | Preschool |
| Holy Trinity Early Childhood Development Center | 523 Ballard Street, El Cajon, CA 92019 | Center |
| Jamul-Dulzura Union School District Preschool | 14545 Lyons Valley Road, Jamul, CA 91935 | Preschool |
| Joyful Hearts | 9590 Chocolate Summit Drive, El Cajon, CA 92021 | Preschool |
| Kinder Academy | 2710 Alpine Blvd. Ste. H & I, Alpine, CA 91901 | Center |
| Lakeside District Preschool | 8501 Pueblo Road, Lakeside, CA 92040 | Preschool |
| Lakeside Presbyterian Preschool & Children's Center | 9908 Channel Rd, Lakeside, CA 92040 | Preschool |
| Lakeside School District State Preschool | 8501 Pueblo Road, Lakeside, CA 92040 | Preschool |
| Lisa's Lil' Tikes Preschool | 8035 Wintergardens Blvd., El Cajon, CA 92021 | Preschool |
| Little Pioneers Preschool | 2225 Victoria Drive, Alpine, CA 91901 | Preschool |
| Meridian Elementary State Preschool | 651 S. Third Street, El Cajon, CA 92019 | Preschool |
| Montessori East County Preschool | 9840 Maine Avenue, Lakeside, CA 92040 | Preschool |
| Ready Set Grow | 728 Pepper Drive, El Cajon, CA 92021 | Preschool |
| Shadow Mountain Community Preschool | 2100 Greenfield Drive, El Cajon, CA 92019 | Preschool |
| St. John's Evangelical Lutheran Church Preschool | 1430 Melody Lane, El Cajon, CA 92019 | Preschool |
| Taproot Montessori Preschool | 1431 E. Broadway, El Cajon, CA 92021 | Preschool |
| The Learning Academy | 11646 Riverside Drive, Lakeside, CA 92040 | Preschool |
| W.D. Hall Elementary Preschool | 1376 Pepper Drive, El Cajon, CA 92021 | Preschool |