| Business | Phone |
| 1st Source Bank 402 W Plaza Dr, Columbia City 46725 | (260) 244-2752 |
| Bank One 620 Country Side Dr, Columbia City 46725 | (260) 248-8111 |
| First Federal Savings Bank 526 W Connexion Way, Columbia City 46725 | (260) 248-2265 |
| Lake City Bank 601 Country Side Dr, Columbia City 46725 | (260) 244-4999 |
| Peoples Federal Savings Bank 123 S Main St, Columbia City 46725 | (260) 248-8181 |
| Peoples Federal Savings Bank 507 N Main St, Columbia City 46725 | (260) 244-6166 |
| Star Financial Bank 102 W Van Buren St, Columbia City 46725 | (260) 248-6000 |
| Star Financial Bank 105 Frontage Rd, Columbia City 46725 | (260) 248-6063 |