| Business | Phone |
| Wilcox Elementary School 1650 Laurelwood Dr, Holt 48842 | (517) 699-0249 |
| Washington Woods Middle School 2055 S Washington Rd, Holt 48842 | (517) 699-0250 |
| Sycamore Elementary School 4429 Sycamore St, Holt 48842 | (517) 699-2185 |
| St Matthew Elementary School 2418 Aurelius Rd, Holt 48842 | (517) 694-3182 |
| Capitol City Baptist School 5100 Willoughby Rd, Holt 48842 | (517) 694-6122 |
| Central Lutheran High School 2424 Aurelius Rd, Holt 48842 | (517) 694-3182 |
| Dimondale Elementary School 5780 Holt Rd, Holt 48842 | (517) 694-6411 |
| Elliott Elementary School 4200 Bond Ave, Holt 48842 | (517) 699-2106 |
| Holt Community 5885 Holt Rd, Holt 48842 | (517) 694-3411 |
| Holt Junior High School 1784 Aurelius Rd, Holt 48842 | (517) 694-7117 |
| Holt Public Schools 4610 Spahr St, Holt 48842 | (517) 694-0401 |
| Holt Public Schools Supt 5780 Holt Rd, Holt 48842 | (517) 694-5715 |
| Holt Senior High School 5885 Holt Rd, Holt 48842 | (517) 694-2162 |
| Holt Transportation 2125 Delhi St Ne, Holt 48842 | (517) 694-0625 |
| Midway Elementary School 4552 Spahr St, Holt 48842 | (517) 694-0444 |
| Hope Middle School 2020 Park Ln, Holt 48842 | (517) 699-2194 |
| Horizon Elementary School 5776 Holt Rd, Holt 48842 | (517) 694-4224 |