| Business | Phone |
| Hanover Assessor's Office 68 Hanover St, Silver Creek 14136 | (716) 934-2552 |
| Hanover Building Inspector 68 Hanover St, Silver Creek 14136 | (716) 934-2920 |
| Hanover Historian 68 Hanover St, Silver Creek 14136 | (716) 934-0869 |
| Hanover Town Justices 68 Hanover St, Silver Creek 14136 | (716) 934-4770 |