SONOMA FEDERAL CREDIT UNION Routing Number: 321177560
- Routing Number: 321177560
- Bank Name: SONOMA FEDERAL CREDIT UNION
- Address: 1126 MONTGOMERY DRIVE
- State: CA
- Zip Code: 95405-4802
- Bank Phone: 707-527-6216
- Office Type: Main
- City: SANTA ROSA
- Institution Status Code: 1