Registry · SIC Index · Group 42

SIC 4231 — Terminal and Joint Terminal Maintenance Facilities for Motor Freight Transportation

SIC 4231 is 'Terminal and Joint Terminal Maintenance Facilities for Motor Freight Transportation', a 4-digit Standard Industrial Classification (SIC) code under Major Group 42: Motor Freight Transportation and Warehousing (Division E: Transportation, Communications, Electric, Gas, and Sanitary Services); it maps to modern 2022 NAICS code(s): 488490 (Other Support Activities for Road Transportation).

Description & Classification

SIC code 4231 representing 'Terminal and Joint Terminal Maintenance Facilities for Motor Freight Transportation' is an industry category in the Standard Industrial Classification (SIC) system under U.S. OSHA and Federal procurement registers.

Modern NAICS Crosswalk

Trace the modern equivalent classifications in the 2022 North American Industry Classification System (NAICS) database:

Classification Details

SIC Code4231
Industry TitleTerminal and Joint Terminal Maintenance Facilities for Motor Freight Transportation
DivisionDivision E: Transportation, Communications, Electric, Gas, and Sanitary Services
Major GroupMajor Group 42: Motor Freight Transportation and Warehousing
Source / VerifiedUS Census 1987 SIC Concordance / 2026-06-28

Related Resources & Compliance Guides

Further regulatory reference links for legacy SIC code 4231:

Related Industries in Major Group 42

4212 - Local Trucking Without Storage...4213 - Trucking, Except Local...4214 - Local Trucking With Storage...4215 - Courier Services, Except by Air...4221 - Farm Product Warehousing and Storage...4222 - Refrigerated Warehousing and Storage...4225 - General Warehousing and Storage...4226 - Special Warehousing and Storage, NEC...

Frequently Asked Questions (FAQ)

What industry does SIC code 4231 represent?

SIC 4231 is 'Terminal and Joint Terminal Maintenance Facilities for Motor Freight Transportation', a 4-digit Standard Industrial Classification (SIC) code under Major Group 42: Motor Freight Transportation and Warehousing (Division E: Transportation, Communications, Electric, Gas, and Sanitary Services); it maps to modern 2022 NAICS code(s): 488490 (Other Support Activities for Road Transportation).

What is the modern 2022 NAICS mapping for SIC 4231?

SIC code 4231 maps to modern NAICS codes: 488490 - Other Support Activities for Road Transportation.