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US Standard Industrial Classification (SIC) Code Lookup

Division: H - Finance, Insurance, and Real Estate

US-SIC Code 6321 - Accident and Health Insurance

Industry Description

Establishments primarily engaged in underwriting accident and health insurance. This industry includes establishments which provide health insurance protection for disability income losses and medical expense coverage on an indemnity basis. These establishments are operated by enterprises that may be owned by stock-holders, policy holders, or other carriers. Establishments primarily engaged in providing hospital, medical and other health services on a service basis or combination of service and indemnity bases are classified in Industry 6324.

Business Examples

Common types of business activities within US SIC 6321 - Accident and Health Insurance are:

  • Accident and health insurance
  • Assessment associations, accident and health insurance
  • Disability health insurance
  • Fraternal accident and health insurance organizations
  • Health insurance, indemnity plans: except medical service
  • Insurance carriers, accident
  • Insurance carriers, health
  • Mutual accident associations
  • Reciprocal interinsurance exchanges, accident and health insurance
  • Reinsurance carriers, accident and health
  • Sick benefit associations, mutual

IBISWorld Industry Research Report

Life Insurance & Annuities in the US (52411a)

Revenue 2025

$1017.7bn

Growth 2025

1.59%

Key Trends

  • Many companies rely on life insurers for capital and liquidity

  • Ongoing rate hikes increases investor uncertainty

  • Millennials will become a more significant market

Products and Services

US-SIC Hierarchy 6321 - Accident and Health Insurance

US-SIC Code 6321 - Accident and Health Insurance sits in the 2-digit Accident and Health Insurance sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: H

Division Title: Finance, Insurance, and Real Estate

2 Digits 3 Digits 4 Digits

Extended US-SIC Hierarchy for 6321 - Accident and Health Insurance

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 6321 - Accident and Health Insurance. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

  • 632101 Health systems evaluation consultants
  • 632102 Insurance-cancer
  • 632198 Accident & health ins (underwriters)

8 Digit SIC Codes

  • 63210000 Accident and health insurance
  • 63210100 Accident and health insurance carriers
  • 63210101 Accident insurance carriers
  • 63210102 Health insurance carriers
  • 63210200 Mutual accident and health associations
  • 63210201 Accident associations, mutual
  • 63210202 Fraternal accident and health insurance organizations
  • 63210203 Sick benefit associations, mutual
  • 63219900 Accident and health insurance, nec
  • 63219901 Assessment associations, accident and health insurance
  • 63219902 Disability health insurance
  • 63219903 Indemnity plans health insurance, except medical service
  • 63219904 Reciprocal interinsurance exchanges
  • 63219905 Reinsurance carriers, accident and health

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US SIC Code Directory

Each US SIC Code is part of a Division, which corresponds with a numerical range. Select a Division category from the table below, then drill down to discover the industries within that Division.

Division US-SIC Code Sector title
A 01-09 Agriculture, Forestry, and Fishing
B 10-14 Mining
C 15-17 Construction
D 20-39 Manufacturing
E 40-49 Transportation, Communications, Electric, Gas, and Sanitary Services
F 50-51 Wholesale Trade
G 52-59 Retail Trade
H 60-67 Finance, Insurance, and Real Estate
I 70-89 Services
J 90-99 Public Administration

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