| Business | Phone |
| Anchor Bank 240 Broadway St, Berlin 54923 | (920) 361-4361 |
| Bank Mutual 103 E Huron St, Berlin 54923 | (920) 361-3272 |
| Baylake Bank 764 Broadway St, Berlin 54923 | (920) 361-1513 |
| Farmers & Merchants Bank 123 W Huron St, Berlin 54923 | (920) 361-1454 |
| First National Bank 108 S Pearl St, Berlin 54923 | (920) 361-2174 |
| First National Bank Of Berlin 140 W Huron St, Berlin 54923 | (920) 361-2400 |