| Business | Phone |
| Dhi/Treasurers Basement Court, Herkimer 13350 | (315) 867-1200 |
| Herkimer County Auditor 108 Court St # 3150, Herkimer 13350 | (315) 867-1101 |
| Herkimer County Property Tax 108 Court St # 3200, Herkimer 13350 | (315) 867-1153 |
| Herkimer County Tax Dept 108 Court St # 3100, Herkimer 13350 | (315) 867-1146 |
| Herkimer County Tax Map 108 Court St, Herkimer 13350 | (315) 867-1280 |
| Herkimer County Treasurer 108 Court St # 3100, Herkimer 13350 | (315) 867-1145 |