| Business | Phone |
| Agri Bank Fcb 2950 N Main St 2, Princeton 61356 | (815) 872-3607 |
| Union Bank 1839 N Main St, Princeton 61356 | (815) 876-1089 |
| Union Bank 601 S Main St, Princeton 61356 | (815) 879-2622 |
| Amcore Bank 1407 N Main St, Princeton 61356 | (815) 875-1535 |
| Amcore Investment Group 815 S Main St, Princeton 61356 | (815) 875-2828 |
| Citizens First National Bank 2101 N Main St, Princeton 61356 | (815) 875-4444 |
| Citizens First National Bank 423 S 6th St, Princeton 61356 | (815) 875-4444 |