| Business | Phone |
| Oblong Cu School District 4 600 W Main St, Oblong 62449 | (618) 592-3933 |
| Oblong Elementary School 602 W Main St, Oblong 62449 | (618) 592-4225 |
| Oblong Supt Office 602 W Main St, Oblong 62449 | (618) 592-3933 |
| Oblong Twp High School 700 S Range St, Oblong 62449 | (618) 592-4235 |