Washington Twp Parks & Rec 4675 Cosgray Rd Hilliard, OH 43026 Phone : (614) 652-3922 Business Category Government Offices-City Village & Twp Parks & Playgrounds Amusement & Recreation Legislative Bodies Washington Township Of--parks And Recreation 4675 Cosgray Rd Dublin, OH 43016 Phone : (614) 652-3922 Business Category Government Offices-City Village & Twp Parks & Playgrounds Amusement & Recreation Government Offices State & Local Government Offices & Public Schools