| Business | Phone |
| Postal Credit Union 99 W 2nd St 1, Fond Du Lac 54935 | (920) 923-1811 |
| Fon Du Lac Credit Union 160 S Macy St, Fond Du Lac 54935 | (920) 906-9815 |
| Fond Du Lac Credit Union 126 N Main St, Fond Du Lac 54935 | (920) 921-1123 |
| Fond Du Lac Credit Union 91 N Pioneer Rd, Fond Du Lac 54935 | (920) 921-1123 |
| G & L Employee's Credit Union 286 S Military Rd, Fond Du Lac 54935 | (920) 923-1001 |
| Marine Credit Union 201 Wisconsin American Dr, Fond Du Lac 54935 | (920) 923-7280 |
| Marine Credit Union 80 W Rees St, Fond Du Lac 54935 | (920) 923-7280 |
| St Agnes Employees Cu 430 E Division St, Fond Du Lac 54935 | (920) 926-4980 |
| Wells Employees Credit Union 21 S Brooke St, Fond Du Lac 54935 | (920) 922-8490 |
| Marine Credit Union 485 S Military Rd, Fond Du Lac 54935 | (920) 906-6180 |