| Business | Phone |
| Code Enforcement Officer 2 Park St, Potsdam 13676 | (315) 265-7678 |
| Planning & Develpment Office Coner Of Park & Elm Stamp;, Potsdam 13676 | (315) 265-6020 |
| Potsdam Assessor's Office 35 Market St, Potsdam 13676 | (315) 265-2810 |
| Potsdam Code Enforcement Office 35 Market St, Potsdam 13676 | (315) 265-0670 |
| Potsdam Sewage Disposal Plant 547 Sissonville Rd # B, Potsdam 13676 | (315) 265-4730 |
| Potsdam Supervisor's Office 35 Market St, Potsdam 13676 | (315) 265-4310 |
| Potsdam Town Clerk's Office 35 Market St, Potsdam 13676 | (315) 265-3430 |
| Sewage Treatment Plant Cherry St, Potsdam 13676 | (315) 265-8670 |
| Town Barns 19 Madrid Ave, Potsdam 13676 | (315) 265-3470 |
| Village Administrator Po Box 5168, Potsdam 13676 | (315) 265-7480 |
| Village Justice Civic Ctr Park St, Potsdam 13676 | (315) 265-5890 |