| Business | Phone |
| County Custodian 101 W Van Buren St, Columbia City 46725 | (260) 248-3114 |
| Whitley County Bldg Inspector 101 W Market St # B, Columbia City 46725 | (260) 248-3111 |
| Whitley County Coordinator Columbia City 46725 | (260) 248-3134 |
| Whitley County Coroner 116 S Line St, Columbia City 46725 | (260) 244-6441 |
| Whitley County Council 101 W Van Buren St, Columbia City 46725 | (260) 248-3100 |
| Whitley County Drainage Board 101 W Van Buren St, Columbia City 46725 | (260) 248-3108 |
| Whitley County E-911 Comms Columbia City 46725 | (260) 248-3159 |
| Whitley County Emergency Med 353 N Oak St, Columbia City 46725 | (260) 000-1111 |
| Whitley County Engineer 101 W Van Buren St, Columbia City 46725 | (260) 248-3107 |
| Whitley County Extension Ofc 115 S Line St, Columbia City 46725 | (260) 244-7615 |
| Whitley County File Mgmt 101 W Market St # A, Columbia City 46725 | (260) 248-3143 |
| Whitley County Planning Comm 101 W Market St # B, Columbia City 46725 | (260) 248-3112 |
| Whitley County Recorder 101 W Van Buren St # 2, Columbia City 46725 | (260) 248-3106 |
| Whitley County Veteran Officer 28 Grove Park Dr, Columbia City 46725 | (260) 244-5534 |
| Whitley Emergency Telephone 101 W Market St # D, Columbia City 46725 | (260) 244-6020 |