NAICS
488330: Navigational Services to Shipping
This U.S. industry comprises establishments primarily engaged in
providing navigational services to shipping. Marine salvage
establishments are included in this industry.
The data published with NAICS code 488330 are comprised of these parts
of the following SIC industries:
4492 (pt) Tugboat service (including fleeting and harbor service)
4499 (pt) Navigational services
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