| Business | Phone |
| Ottumwa Schools 501 E 2nd St, Ottumwa 52501 | (641) 684-6531 |
| Elementary School 1306 W Williams St, Ottumwa 52501 | (641) 683-3620 |
| Ottumwa Preschool & Special Ed 422 Mccarroll Dr, Ottumwa 52501 | (641) 682-1151 |
| Ottumwa Schools Phase Iii 422 Mccarroll Dr, Ottumwa 52501 | (641) 683-3826 |
| Ottumwa Schools Assoc Prncpl 812 Chester Ave, Ottumwa 52501 | (641) 684-6513 |