New Hampshire State Of--safety Servs Div, Navigation Dept Laconia, NH 03246 Phone : (603) 293-2037 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools New Hampshire State Of--marine Patrol Laconia, NH 03246 Phone : (603) 293-2037 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools Marine Patrol 31 Dock Rd Gilford, NH 03249 Phone : (603) 293-2037 Business Category Port Authorities New Hampshire State Of--safety Dept, Watercraft Tramway & Amusement Ride Safety, Marine Patrol Bur Bur Laconia, NH 03246 Phone : (603) 293-2037 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools