| Business | Phone |
| District 49 School 88201 507th Ave, Oneill 68763 | (402) 336-2218 |
| District 60 School 49996 879th Rd, Oneill 68763 | (402) 336-2358 |
| Esu8 Training School 520 E Clay St, Oneill 68763 | (402) 336-3707 |
| St Mary's Grade School 326 E Benton St, Oneill 68763 | (402) 336-2664 |
| St Mary's High School 300 N 4th St, Oneill 68763 | (402) 336-4455 |
| O Neill Public Schools Supt 410 E Benton St, Oneill 68763 | (402) 336-3775 |
| O'Neill District 90 School 49100 878th Rd, Oneill 68763 | (402) 336-2757 |
| O'Neill Elementary School 1700 N 4th St, Oneill 68763 | (402) 336-1400 |
| O'Neill High School 540 E Hynes Ave, Oneill 68763 | (402) 336-1544 |
| Holt County School Supt 204 N 4th St, Oneill 68763 | (402) 336-2271 |