FARMERS & MERCHANTS UNION BANK Routing Number: 075901309
- Routing Number: 075901309
- Bank Name: FARMERS & MERCHANTS UNION BANK
- Address: P.O. BOX 226
- State: WI
- Zip Code: 53925-0000
- Bank Phone: 920-623-4000
- Office Type: Main
- City: COLUMBUS
- Institution Status Code: 1