Request An Estimate Request An Estimate – Cowan Insurance Agency, Inc. Call today for more information and insurance rates 978.372.1451 359 Main Street, Haverhill, MA 01830 Phone: (978) 372-1451 or (800) 875-1541 Fax: (978) 521-4669 Contact Us Page Form Name Email Phone * Message If you are human, leave this field blank. Submit Δ