File a supplemental claim later. The claims adjuster will handle most of the paperwork but will rely on the homeowner to provide the inventory of damaged items. If you are covered for living expenses, keep receipts of all extraordinary expenditures during evacuation or alternative living arrangements. Most insurers will write a check for an advance on your claim. Who to call Insurance companies have established special numbers for homeowners who need to file a claim.
Most companies urge homeowners to contact their agents first or a claims office.