| Business | Phone |
| Allstate Insurance 6604 State Highway 56, Potsdam 13676 | (315) 265-2600 |
| Lahey Insurance 28 Market St, Potsdam 13676 | (315) 265-5640 |
| Mac Fadden-Dier Insurance 4 Elm St, Potsdam 13676 | (315) 265-4230 |
| Northwestern Mutual Financial 70 Market St, Potsdam 13676 | (315) 268-0323 |
| Northwestern Mutual Financial 71 Market St # 101, Potsdam 13676 | (315) 265-8334 |
| Northwestern Mutual Life Ins 17 Maple St, Potsdam 13676 | (315) 268-0323 |
| Potsdam Insurance 70 Market St # 2, Potsdam 13676 | (315) 265-9650 |
| Primerica Financial Svc 6604 State Highway 56, Potsdam 13676 | (315) 265-5780 |
| Rose & Kiernan Inc 2 Main St, Potsdam 13676 | (315) 265-2341 |
| St Lawrence Business Svc 65 Main St, Potsdam 13676 | (315) 265-7488 |
| State Farm Insurance 70 Market St # 3, Potsdam 13676 | (315) 268-9000 |
| T-Evans Insurance 1041 Morley Potsdam Rd, Potsdam 13676 | (315) 386-8906 |
| William Hayman Agency 20 Elm St, Potsdam 13676 | (315) 265-2140 |
| Jeffrey Wisher 7463 Us Highway 11, Potsdam 13676 | (315) 379-4328 |