Post Offices List in Benton County, Missouri:
| Cole Camp Post Office | 201 W Main St, Cole Camp, MO 65325 |
| Edwards Post Office | 29184 Highway 7, Edwards, MO 65326 |
| Ionia Post Office | 206 N Main St, Ionia, MO 65335 |
| Lincoln Post Office | 214 E Main St, Lincoln, MO 65338 |
| Warsaw Post Office | 406 Benton St, Warsaw, MO 65355 |