NAICS Code 488310 - Port and Harbor Operations

NAICS Code 488310 Description

This industry comprises establishments primarily engaged in operating ports, harbors (including docking and pier facilities), or canals.

More Details

NAICS Code 488310 - Port and Harbor Operations is a final level code of the “Transportation and Warehousing” Sector. There are 158 companies verified as active in this industry in the USA with an estimated employment of 8,909 people.

Industry Sector

Transportation and Warehousing

Total Companies


Verified Companies


Est. Employment


Annual Payroll


Total Revenue


SBA Size Standard

Annual Revenue Limit of $41,500,000

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Hierarchy Navigation for NAICS Code 488310

Parent Category (less specific)

Industry Examples of NAICS 488310

Common types of examples within NAICS Code 488310 - Port and Harbor Operations are:

  • Canal maintenance services (except dredging)
  • Canal operation
  • Docking facility operations
  • Harbor maintenance services (except dredging)
  • Harbor operation
  • Lighthouse operation
  • Maintenance services, waterfront terminal (except dredging)
  • Port facility operation
  • Seaway operation
  • Waterfront terminal operation (e.g., docks, piers, wharves)
  • Wharf operation

Industry Image

Example photo for industry NAICS 488310 - Port and Harbor Operations. This image represents an activity or product found in this industry.


For some business types, there may be a similar industry to NAICS Code 488310 - Port and Harbor Operations that is a better classification match. Establishments primarily engaged in:

Industry Executives

Would you like to email executives in NAICS Code 488310 - Port and Harbor Operations? Below are some of the common job titles available to be targeted.

  • Business Development
  • Chairman
  • C-Level
  • Director
  • Engineering
  • Executive Director
  • Facilities
  • Finance
  • Human Resource
  • IT
  • Manager
  • Marketing
  • Manufacturing
  • Operations
  • Owner
  • Partner
  • President
  • Principal
  • Purchasing
  • Sales
  • Vice President

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Questions & Answers

  • What is the SBA NAICS 488310 revenue limit?

    Businesses with an annual revenue under $41,500,000 are considered small businesses by SBA.

  • How many active businesses operate in NAICS Code 488310?

    There are 158 verified business locations operating primarily in this industry.

  • What was the total revenue for NAICS Code 488310?

    In 2017 the total revenue for Port and Harbor Operations was $2,810,976,000

  • What was the annual payroll for NAICS Code 488310?

    In 2017 the annual payroll for Port and Harbor Operations was $531,978,000

  • How many people work in NAICS Code 488310?

    The number of reported paid employees is 8,909.