Costello New Hampshire Insurance Agency is an independent insurance agency founded in 1983 in Exeter, NH., as an affiliate of the prestigious Costello Insurance Agency. Together we have been providing superior service to MA and NH businesses, families and individuals. As a full service insurance agency, we pride ourselves on our deep commitment to customer service and our dedication to getting you the best product at the best price.

Whether you need auto insurance for your family or your company’s fleet, homeowner, renter or condo insurance, or a business owner’s package– we can guide you through the process for what you need to know and help you choose the protection that is right for your specific needs.

Call, email, or stop by today – let our family helps yours. We are conveniently located at 37 Portsmouth Ave, Exeter, NH close to downtown. 603-772-6438