| Business | Phone |
| Marshall County Assessors Ofc 112 W Jefferson St # 207, Plymouth 46563 | (574) 935-8525 |
| Marshall County Auditors Ofc 112 W Jefferson St # 205, Plymouth 46563 | (574) 935-8555 |
| Marshall County Treasurer 112 W Jefferson St # 206, Plymouth 46563 | (574) 935-8520 |