ACH/NACHA Bank Routing Number 123206985
NOTE: on December 9, 2018, the Federal Reserve will remove the downloadable directory that this site depends on (see the
official notification).
There will be no updates after that date. If someone reading this would provide a download code, let me know!
| Routing number: | 123206985 |
| Bank name: | FIRST INTERSTATE BANK |
| Address: | P O BOX 30918 BILLINGS, MT 59116-0918 |
| Phone: | 406-237-2951 |
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