| Business | Phone |
| Koochiching County Assessor 715 4th St, International Falls 56649 | (218) 283-1122 |
| Koochiching County Auditor 715 4th St, International Falls 56649 | (218) 283-1102 |
| Koochiching County Treasurer 715 4th St, International Falls 56649 | (218) 283-1110 |