Cohasset Planning Board 41 Highland Ave Cohasset, MA 02025 Phone : (781) 383-4118 Business Category Government Offices-City Village & Twp Legislative Bodies Cohasset Sewer Commission 41 Highland Ave Cohasset, MA 02025 Phone : (781) 383-4118 Business Category Government Offices-City Village & Twp Legislative Bodies Cohasset Town Of--town Hall, Sewer Commission Cohasset, MA 02025 Phone : (781) 383-4118 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools Cohasset Town Of--town Hall, Planning Board Cohasset, MA 02025 Phone : (781) 383-4118 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools