| Business | Phone |
| Associated Bank 200 S Market St, Waterloo 62298 | (618) 939-6715 |
| Commercial State Bank 101 N Main St, Waterloo 62298 | (618) 939-8666 |
| Commercial State Bank 812 N Market St, Waterloo 62298 | (618) 939-5111 |
| First Bank 1405 N Illinois Route 3, Waterloo 62298 | (618) 939-5566 |
| First National Bank-Md 744 N Market St, Waterloo 62298 | (618) 939-6195 |
| First National Bank-Waterloo 228 S Main St, Waterloo 62298 | (618) 939-6194 |
| First National Bank-Waterloo 961 N Market St, Waterloo 62298 | (618) 939-6196 |
| State Bank Of Waterloo 113 S Main St, Waterloo 62298 | (618) 939-7194 |
| State Bank Of Waterloo 501 N Market St, Waterloo 62298 | (618) 939-7195 |