| Business | Phone |
| Road District 211 E Mill St, Marissa 62257 | (618) 295-2555 |
| Marissa Township Office 221 E Mill St, Marissa 62257 | (618) 295-2520 |
| Marissa Village Hall 212 N Main St, Marissa 62257 | (618) 295-2351 |
| Marissa Village Sewage Plant 349 W 8th St, Marissa 62257 | (618) 295-2018 |