1ST NATL BK IN MAHNOMEN Routing Number: 091215710
- Routing Number: 091215710
- Bank Name: 1ST NATL BK IN MAHNOMEN
- Address: 103 NORTH MAIN STREET
- State: MN
- Zip Code: 56557-0378
- Bank Phone: 218-935-5251
- Office Type: Main
- City: MAHOMEN
- Institution Status Code: 1