NATIONAL 1ST CREDIT UNION Routing Number: 321177434
- Routing Number: 321177434
- Bank Name: NATIONAL 1ST CREDIT UNION
- Address: 2999 SAN YSIDRO WAY
- State: CA
- Zip Code: 95051-0000
- Bank Phone: 408-524-4574
- Office Type: Main
- City: SANTA CLARA
- Institution Status Code: 1