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What Is an SIC 6-Digit Code?
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SIC 6-Digit NAICS 8-Digit ISIC (International) NACE (Europe) SOC (Occupations) CIP (Programs) Extended SOC (O*NET)

SIC 6-Digit Codes for "naics:81"

SIC Marketing Level codes provide more specific industry categories within official 4-digit SIC classifications, supporting more precise industry segmentation, market research, and business targeting. For official SIC classification, use the 4-digit SIC code.

Search this keyword in NAICS 8-Digit codes.

companies

Verified U.S. companies available for purchase in this industry. Counts are based on primary business classifications.

Industry SIC 6-Digit U.S. companies Add

Attorneys Service Bureaus

Parent: Legal Services

 SIC Marketing Level 8111-01 companies 185companies

Attorney Referral Service

Parent: Legal Services

 SIC Marketing Level 8111-02 companies 137companies

Attorneys

Parent: Legal Services

 SIC Marketing Level 8111-03 companies 186,903companies

Immigration & Naturalization Services

Parent: Legal Services

 SIC Marketing Level 8111-04 companies 1,173companies

Referees In Bankruptcy

Parent: Legal Services

 SIC Marketing Level 8111-05 companies 5companies

Social Security Counselors & Reps

Parent: Legal Services

 SIC Marketing Level 8111-06 companies 126companies

Probate Service

Parent: Legal Services

 SIC Marketing Level 8111-07 companies 91companies

Patent Agents

Parent: Legal Services

 SIC Marketing Level 8111-08 companies 63companies

Right Of Way Acquisition Contractors

Parent: Legal Services

 SIC Marketing Level 8111-10 companies 36companies

Divorce Assistance

Parent: Legal Services

 SIC Marketing Level 8111-11 companies 471companies

Incorporating Companies

Parent: Legal Services

 SIC Marketing Level 8111-12 companies 198companies

Legal Service Plans

Parent: Legal Services

 SIC Marketing Level 8111-13 companies 345companies

Legal Clinics

Parent: Legal Services

 SIC Marketing Level 8111-14 companies 79companies

Legal Research

Parent: Legal Services

 SIC Marketing Level 8111-15 companies 67companies

Lien Processing Service

Parent: Legal Services

 SIC Marketing Level 8111-16 companies 70companies

Law Citation Retrieval Service

Parent: Legal Services

 SIC Marketing Level 8111-17 companies 5companies

Legal Marketing

Parent: Legal Services

 SIC Marketing Level 8111-18 companies 13companies

Estate Planning

Parent: Legal Services

 SIC Marketing Level 8111-20 companies 601companies

Small Claims Assistance

Parent: Legal Services

 SIC Marketing Level 8111-22 companies 8companies

Real Estate-Law

Parent: Legal Services

 SIC Marketing Level 8111-23 companies 226companies

Legal Services

Parent: Legal Services

 SIC Marketing Level 8111-98 companies 4,056companies

Other classifications

Search "naics:81" in Extended NAICS →

Sources & methodology

NAICS definitions: U.S. Census Bureau, 2022

SIC definitions: OSHA SIC Manual

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