Post Offices List in Whitley County, Indiana:
| Churubusco Post Office | 123 S Main St, Churubusco, IN 46723 |
| Columbia City Post Office | 115 N Chauncey St, Columbia City, IN 46725 |
| Larwill Post Office | 101 W Main St, Larwill, IN 46764 |
| South Whitley Post Office | 107 S Maple St, South Whitley, IN 46787 |