Among nearly 200 insurance companies regulated in Tennessee, the top providers of automobile insurance are:
1 State Farm, 22 percent market share
2 Tennessee Farmers Mutual, 18 percent market share
3 Allstate Insurance,* 7.3 percent market share
4 Geico Insurance,* 3.8 percent market share
5 Nationwide Insurance, 3.1 percent market share
- Combines related insurance companies under the same name
Source: Tennessee Department of Commerce and Insurance