Industry Description
Establishments primarily engaged in operating vessels for the transportation of freight on the deep seas between ports of the United States, the Panama Canal Zone, Puerto Rico, and United States island possessions or protectorates. Also included are operations limited to the coasts of Alaska, Hawaii, or Puerto Rico. Establishments performing transportation of freight on the intracoastal waterways paralleling the Atlantic and Gulf coasts are classified in Industry 4449.
Business Examples
Common types of business activities within US SIC 4424 - Deep Sea Domestic Transportation of Freight are:
- Coastwise transportation of freight
- Domestic freight transportation, deep sea
- Intercoastal transportation of freight
- Water transportation of freight to noncontiguous territories
IBISWorld Industry Research Report
Ocean & Coastal Transportation in the US (48311)
Revenue 2025
$60.4bn
Growth 2025
4.07%
Key Trends
Many maritime carriers increased their fleets in response to soaring demand for freight transportation services
Diversified options, including cruises tailored to specific US consumer demographics, have become more prominent
Many freight shippers will adjust by continuing to scarp older ships and ordering relatively few new vessels
Products and Services
US-SIC Hierarchy 4424 - Deep Sea Domestic Transportation of Freight
US-SIC Code 4424 - Deep Sea Domestic Transportation of Freight sits in the 2-digit Deep Sea Domestic Transportation of Freight 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: E
Division Title: Transportation, Communications, Electric, Gas, and Sanitary Services
2 Digits 3 Digits 4 Digits
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411 Local and Suburban Passenger Transportation
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412 Taxicabs
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413 Intercity and Rural Bus Transportation
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414 Bus Charter Service
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415 School Buses
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417 Terminal and Service Facilities for Motor Vehicle
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-
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421 Trucking and Courier Services, Except Air
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422 Public Warehousing and Storage
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423 Terminal and Joint Terminal Maintenance
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431 United States Postal Service
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-
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441 Deep Sea Foreign Transportation of Freight
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442 Deep Sea Domestic Transportation of Freight
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443 Freight Transportation On the Great Lakes-st.
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444 Water Transportation of Freight, Not Elsewhere
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448 Water Transportation of Passengers
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449 Services Incidental To Water Transportation
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-
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451 Air Transportation, Scheduled, and Air Courier
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452 Air Transportation, Nonscheduled
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458 Airports, Flying Fields, and Airport Terminal
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461 Pipelines, Except Natural Gas
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472 Arrangement of Passenger Transportation
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473 Arrangement of Transportation of Freight and Cargo
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474 Rental of Railroad Cars
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478 Miscellaneous Services Incidental To Transportation
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481 Telephone Communications
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482 Telegraph and Other Message Communications
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483 Radio and Television Broadcasting Stations
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484 Cable and Other Pay Television Services
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489 Communications Services, Not Elsewhere
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491 Electric Services
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492 Gas Production and Distribution
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493 Combination Electric and Gas, and Other Utility
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494 Water Supply
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495 Sanitary Services
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496 Steam and Air-conditioning Supply
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497 Irrigation Systems
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Extended US-SIC Hierarchy for 4424 - Deep Sea Domestic Transportation of Freight
For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 4424 - Deep Sea Domestic Transportation of Freight. Extended US SIC Codes are being continuously updated to reflect the current business environment.
6 Digit SIC Codes
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442498 Deep sea-domestic transport of freight
8 Digit SIC Codes
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44240000 Deep sea domestic transportation of freight
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44249900 Deep sea domestic transportation of freight, nec
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44249901 Coastwise transportation, freight
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44249902 Intercoastal transportation, freight
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44249903 Water transportation to noncontiguous territories, freight
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