| Industry Group 631: Life Insurance |
| · | 6311 Life Insurance |
| Industry Group 632: Accident And Health Insurance And Medical |
| · | 6321 Accident and Health Insurance |
| · | 6324 Hospital and Medical Service Plans |
| Industry Group 633: Fire, Marine, And Casualty Insurance |
| · | 6331 Fire, Marine, and Casualty Insurance |
| Industry Group 635: Surety Insurance |
| · | 6351 Surety Insurance |
| Industry Group 636: Title Insurance |
| · | 6361 Title Insurance |
| Industry Group 637: Pension, Health, And Welfare Funds |
| · | 6371 Pension, Health, and Welfare Funds |
| Industry Group 639: Insurance Carriers, Not Elsewhere Classified |
| · | 6399 Insurance Carriers, Not Elsewhere Classified |