| Top-Rated Auto Insurance Companies | ||||||
| Company | Total Premiums | Grade | ||||
| United Services Automobile Association | $1.7 billion | A+ | ||||
| USAA Casualty Insurance Co. | $1.3 billion | A+ | ||||
| Interins Exchange of the Automobile Club | $1 billion | A+ | ||||
| Dairyland Insurance Co. | $92 million | A | ||||
| Auto-Owners Insurance Co. | $380 million | A | ||||
| Sentry Insurance a Mutual Co. | $276 million | A | ||||
| Country Mutual Insurance | $527 million | A | ||||
| Tennessee Farmers Mutual Insurance Co. | $115 million | A | ||||
| Mercury Insurance Co. (NYSE: MCY) | $674 million | A | ||||
| Kentucky Farm Bureau Mutual Insurance Co. | $255 million | A | ||||
| Source: TheStreet.com Ratings | ||||||