The term "Ohio Casualty" as used in this website means:
- American Economy Insurance Company
- American Fire and Casualty Company
- American States Insurance Company
- American States Insurance Company of Texas
- American States Preferred Insurance Company
- Colorado Casualty Insurance Company
- First National Insurance Company of America
- General Insurance Company of America
- The Ohio Casualty Insurance Company
- Ohio Security Insurance Company
- Peerless Indemnity Insurance Company
- Peerless Insurance Company
- Safeco Insurance Company of America
- Safeco Insurance Company of Illinois
- West American Insurance Company
Ohio Casualty operates in Delaware, the District of Columbia, Kentucky, Maryland, Ohio, Pennsylvania, Virginia, and West Virginia. The principal place of business for Ohio Casualty is: 9450 Seward Road, Fairfield, Ohio 45014.