Gilmanton Selectmens Office 503 Province Rd Gilmanton, NH 03237 Phone : (603) 267-6700 Gilmanton Selectmens Office Business Category Government Offices-City Village & Twp Legislative Bodies Gilmanton Town Of--selectmens Ofc Rr 107 Gilmanton, NH 03237 Phone : (603) 267-6700 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools