| Business | Phone |
| Associated Bank 1930 Wisconsin Ave, Grafton 53024 | (262) 377-4900 |
| Bank Mutual 2030 Wisconsin Ave, Grafton 53024 | (262) 375-2121 |
| Bank Mutual 690 State Road 57, Grafton 53024 | (262) 375-2121 |
| Grafton State Bank 101 Falls Rd, Grafton 53024 | (262) 377-5511 |
| Grafton State Bank 112 N Port Washington Rd, Grafton 53024 | (262) 375-6694 |
| Port Washington State Bank 1650 9th Ave, Grafton 53024 | (262) 375-0255 |
| West Bend Savings Bank 2195 1st Ave, Grafton 53024 | (262) 377-0212 |
| Ozaukee Bank 1200 Washington St, Grafton 53024 | (262) 377-4000 |
| Tri City National Banks 1827 Wisconsin Ave, Grafton 53024 | (262) 375-1102 |