| Business | Phone |
| Barona Head Start 1112 Barona Rd, Lakeside 92040 | (619) 443-2891 |
| Barona Indian Charter School 1095 Barona Rd, Lakeside 92040 | (619) 443-0948 |
| El Capitan High School 10410 Ashwood St, Lakeside 92040 | (619) 443-1081 |
| Lakeside Country Day School 9702 Riverview Ave, Lakeside 92040 | (619) 561-1205 |
| Lakeside Farms Elementary 11915 Lakeside Ave, Lakeside 92040 | (619) 390-2646 |
| Lakeside Middle School 11833 Woodside Ave, Lakeside 92040 | (619) 390-2636 |
| Lakeside School District 12335 Woodside Ave, Lakeside 92040 | (619) 390-2600 |
| Lakeview Elementary School 9205 Lakeview Rd, Lakeside 92040 | (619) 390-2652 |
| Learning Academy 11646 Riverside Dr, Lakeside 92040 | (619) 938-0933 |
| Lemon Crest Elementary School 12463 Lemon Crest Dr, Lakeside 92040 | (619) 390-2527 |
| Lindo Park Elementary School 12824 Lakeshore Dr, Lakeside 92040 | (619) 390-2656 |
| Our Lady Of Perpetual Help 9825 Pino Dr, Lakeside 92040 | (619) 443-1440 |
| River Valley High School 9707 1/2 Marilla Dr, Lakeside 92040 | (619) 390-2579 |
| Riverview Elementary School 9308 Winter Gardens Blvd, Lakeside 92040 | (619) 390-2662 |
| Tierra Del Sol Middle School 9611 Petite Ln, Lakeside 92040 | (619) 390-2670 |
| Winter Gardens Elementary Schl 8501 Pueblo Rd, Lakeside 92040 | (619) 390-2687 |