Business Lists and Databases Available for Marketing and Research - Direct Mailing Emailing Calling
SIC Code 4111-04 - Underground Transit Services
Marketing Level - SIC 6-DigitBusiness Lists and Databases Available for Marketing and Research
Total Verified Companies:
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Company Websites:
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Phone Numbers:
1
Business Addresses:
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Companies with Email:
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Last Updated: 04/30/2025
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Looking for more companies? See SIC 4111 - Local and Suburban Transit - 3,109 companies, 22,862 emails.
SIC Code 4111-04 Description (6-Digit)
Underground Transit Services is a subdivision of the Local and Suburban Transit industry that involves the operation of transportation systems that run underground. These systems are typically found in densely populated urban areas and provide a convenient and efficient means of transportation for commuters. Underground Transit Services can include subways, metro systems, and other forms of underground rail transportation.
The operation of Underground Transit Services involves a range of activities, including the maintenance of tracks, trains, and stations, as well as the management of schedules and routes. Safety is a top priority in this industry, and companies must adhere to strict regulations and protocols to ensure the safety of passengers and employees.
Parent Code - Official US OSHA
Official 4‑digit SIC codes serve as the parent classification used for government registrations and OSHA documentation. The marketing-level 6‑digit SIC codes extend these official classifications with refined segmentation for more precise targeting and detailed niche insights. Related industries are listed under the parent code, offering a broader view of the industry landscape. For further details on the official classification for this industry, please visit the OSHA SIC Code 4111 page
Tools
- Rail grinders
- Track inspection vehicles
- Tunnel boring machines
- Rail saws
- Rail drills
- Rail tamping machines
- Rail welding machines
- Rail lifting jacks
- Rail cutting machines
- Rail lubricators
- Rail gauges
- Rail pullers
- Rail straighteners
- Rail aligners
- Rail clamps
- Rail anchors
- Rail fasteners
- Rail switches
- Rail turnouts
- Rail crossings
Industry Examples of Underground Transit Services
- Subway systems
- Metro systems
- Underground rail systems
- Rapid transit systems
- Tube systems
- Underground railways
- City subways
- Urban rail systems
- Mass transit systems
- Commuter rail systems