FIRST INTERSTATE BK COMM MAIN OFC Routing Number: 092900419
- Routing Number: 092900419
- Bank Name: FIRST INTERSTATE BK COMM MAIN OFC
- Address: PO BOX 30918
- State: MT
- Zip Code: 59116-0918
- Bank Phone: 406-237-2951
- Office Type: Main
- City: BILLINGS
- Institution Status Code: 1