| Business | Phone |
| Winthrop Accountant 1 Metcalf Sq, Winthrop 2152 | (617) 846-1743 |
| Winthrop Cemetery Dept 100 Kennedy Dr, Winthrop 2152 | (617) 846-0610 |
| Winthrop Civilian Defense 1 Metcalf Sq, Winthrop 2152 | (617) 846-1185 |
| Winthrop Law Office 1 Metcalf Sq, Winthrop 2152 | (617) 846-5545 |
| Winthrop Selectmen 1 Metcalf Sq, Winthrop 2152 | (617) 846-1077 |
| Winthrop Sewer Dept 100 Kennedy Dr, Winthrop 2152 | (617) 846-4344 |
| Winthrop Town Mis Dept 1 Metcalf Sq, Winthrop 2152 | (617) 539-1100 |
| Winthrop Town Registrar-Voters 1 Metcalf Sq, Winthrop 2152 | (617) 846-1742 |
| Winthrop Tree Warden 100 Kennedy Dr, Winthrop 2152 | (617) 846-3108 |
| Winthrop Veteran's Svc 1 Metcalf Sq, Winthrop 2152 | (617) 846-3065 |
| Town Of Winthrop 45 Pauline St, Winthrop 2152 | (617) 846-1601 |
| Town Of Winthrop Revere Street 442 Revere St, Winthrop 2152 | (617) 846-8517 |
| Plumbing Inspection 1 Metcalf Sq, Winthrop 2152 | (617) 846-4344 |