ContactYour Agent or Company Representative to ReportYour Loss: Have ready—the name of your insurance company , policy number and a phone number and/or e-mail address where you can be reached. All flood insurance policies require you to give prompt written notice of loss. If you get in touch with your agent or company representative directly , they will advise you how to file your notice of claim. Otherwise, you must send a written notice to your insurance company with your policy number