Top 10 United States Car Insurance Companies

4. Shelter Mutual Insurance Company

Source: www.shelterinsurance.com

This mid-size company offers different types of insurance in 18 states. The minimum coverage in Shelter Mutual includes roadside assistance and new car replacement. Also, they offer many discounts to policyholders for a chance to lower their premiums. Clearsurance.com gave them a score of 4.49 based on 142 reviews.