SIC 402-digit major group · SIC 1987Transportation, Communications, Electric, Gas, And Sanitary Services
SIC Code 40: Railroads
The SIC code for Railroads is 40.
Railroad establishments operate rail networks for freight and passenger transportation. Class I railroads dominate US freight rail, which moves bulk commodities including coal, grain, intermodal containers, and chemicals.
SIC 40 is a 2-digit major group in Transportation, Communications, Electric, Gas, And Sanitary Services, covering 1 industry groups and 2 4-digit SIC industries.
1
Industry Groups
2
SIC Industries
40
Major Group Code
Classification
Industry Groups (3-digit)
| SIC Code | Industry Group Title |
|---|---|
| 401 | SIC 401 — Railroads |
SIC 1987
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Other Major Groups in Transportation, Communications, Electric, Gas, And Sanitary Services
SIC 41 — Local and Suburban Transit and Interurban Highway Passenger Transportation6 industry groups
SIC 42 — Motor Freight Transportation and Warehousing3 industry groups
SIC 43 — United States Postal Service1 industry groups
SIC 44 — Water Transportation6 industry groups
SIC 45 — Transportation by Air3 industry groups
SIC 46 — Pipelines, Except Natural Gas1 industry groups
SIC 47 — Transportation Services4 industry groups
SIC 48 — Communications5 industry groups
SIC 49 — Electric, Gas, and Sanitary Services7 industry groups
Need the NAICS equivalent? convert a SIC code to NAICS using the mapping table — SIC 1987 four-digit industries paired with NAICS 2022 at the five-digit industry level, with coverage gaps stated.