| Business | Phone |
| Associated Bank 10509 N Port Washington Rd1, Thiensville 53092 | (262) 240-1216 |
| Bank Mutual 11249 N Port Washington Rd, Thiensville 53092 | (262) 241-4110 |
| Bank Mutual 208 N Main St, Thiensville 53092 | (262) 242-1900 |
| Guaranty Bank 10930 N Port Washington Rd, Thiensville 53092 | (262) 241-2840 |
| Guaranty Bank 6111 W Mequon Rd 112n, Thiensville 53092 | (262) 242-3311 |
| M & I Bank 1555 W Mequon Rd, Thiensville 53092 | (262) 241-6140 |
| M & I Bank 200 Green Bay Rd, Thiensville 53092 | (262) 242-1260 |
| Ozaukee Bank 1425 W Mequon Rd, Thiensville 53092 | (262) 241-2000 |
| Ozaukee Bank 201 N Main St, Thiensville 53092 | (262) 242-4000 |
| Ozaukee Bank-Willow Brook 205 Green Bay Rd, Thiensville 53092 | (262) 242-7547 |
| Us Bank 11111 N Port Washington Rd, Thiensville 53092 | (262) 241-4200 |
| St Francis Bank 153 N Main St, Thiensville 53092 | (262) 787-8200 |