Big Bear Insurance Agency and Crestline Insurance Agency are representatives of Allied Insurance, a member of Nationwide Insurance, including Progressive, Financial Indemnity Co., Foremost Insurance Co. Specializing in Auto, Business, Fire, Homeowners, Mountain Cabins and more. Offering Bonds and Liability. Lic 0497881. Call Us Today. Let us help you find the right insurance for your needs. Contact our Big Bear Lake, Ca. office at 909-866-3441. Contact our Crestline, Ca. office at 909-338-7794. We have been meeting clients needs since 1932.