The customer support phone number of Allstate Claims is 1-800-255-7828 (Click phone number to call).How do I report a claim to Allstate?
Filing a claim with Allstate involves the following steps. Contact Allstate at 1-800-255-7828. Make sure everyone is okay. Contact a local police agency. File your own official accident report. Indicate where the adjuster can find the vehicle and cause. Repair the vehicle.