| Business | Phone |
| Arrow Montessori School 908 W Arrow Hwy, San Dimas 91773 | (909) 599-0025 |
| Foothill Montessori Schools 730 E Foothill Blvd, San Dimas 91773 | (909) 599-7774 |
| Sonrise Christian Preschool 1404 W Covina Blvd, San Dimas 91773 | (909) 394-5114 |
| Sonrise Christian School 1404 W Covina Blvd, San Dimas 91773 | (909) 599-5958 |
| Dot-I-Tots 136 S Valley Center Ave, San Dimas 91773 | (626) 857-7660 |
| Foundation For Early Childhood 440 N Walnut Ave, San Dimas 91773 | (909) 305-6753 |
| Lil' Folks Learning Center 516 E Bonita Ave, San Dimas 91773 | (909) 394-7878 |
| Rainbow Montessori Academy 516 E Bonita Ave, San Dimas 91773 | (909) 599-6074 |