Posted on February 18, 2019 February 18, 2019 by WebsiteYellowPages.com Proto Plastics 1 2 3 4 50.000 LocationsOhio Bookmark Contact Information Business Name Proto Plastics Address 316 Park Ave, Ohio 45371-1894 Phone Number 9376672536 Fax Number 9376678416 Website http://www.protoplastics.com Post navigationPrevious post: US Post OfficeNext post: Holiday Inn Express Mentor