How do i contact hanover dairies? Head Office. Phone: 0191 414 9300 Email: [email protected] Address: Unit 2, Blaydon Park Chainbridge Road BlaydonTyne and Wear NE21 5STHow do i contact hanover insurance? For Hanover agents. Personal Lines agency helpline. 800-922-8427. Commercial Lines agency helpline. 800-626-6601. Quick access extensions. Claims inquires: Press 1. Billing inquiries: Press 2. Endorsement or policy issue status: Press 3.How do i find a case ih dealer near me? Find a Case IH dealer near you using the Case IH dealer locator. Begin searching dealers now. Case IH Dealer Locator. Search & Find a Dealer Near You How do i close the hanover insurance modal? Beginning of dialog window. Escape will cancel and close the window. End of dialog window. This is a modal window. This modal can be closed by pressing the Escape key or activating the close button. The Hanover sells policies exclusively through independent insurance agents and has done so for more than 165 years.