NAICS 3 Digit Subsector Code 488

Subsector 488

NAICS Subsector Code 488 – Support Activities for Transportation

Definition of NAICS 3 Digit Subsector Code 488: Industries in the Support Activities for Transportation subsector provide services which support transportation. These services may be provided to transportation carrier establishments or to the general public. This subsector includes a wide array of establishments, including air traffic control services, marine cargo handling, and motor vehicle towing.

The Support Activities for Transportation subsector includes services to transportation but is separated by type of mode serviced. The Support Activities for Rail Transportation industry includes services to the rail industry (e.g., railroad switching and terminal establishments).

Ship repair and maintenance not done in a shipyard are included in Other Support Activities for Water Transportation. An example would be floating drydock services in a harbor.

Excluded from this subsector are establishments primarily engaged in providing factory conversion and overhaul of transportation equipment, which are classified in Subsector 336, Transportation Equipment Manufacturing. Also, establishments primarily engaged in providing rental and leasing of transportation equipment without operator are classified in Subsector 532, Rental and Leasing Services.

Three Digit Subsector Breakdown for the North American Industry Classification System

NAICS codes are broken down by digit. The broadest description starts with the 2 digit sector codes. The 3 digit subsector codes are more specific, then the 4 digit industry group, 5 digit industry, and the most specific is the 6 digit NAICS code. If NAICS Subsector 488 does not describe the industry of the business in question, then select the largest applicable code below. From there, follow the progression of smaller digits to the larger digits in order to obtain the most specific 6 digit classification.

  • Sector 48-49: Transportation and Warehousing
    • Subsector 488: Support Activities for Transportation
      • Industry Group 4881: Support Activities for Air Transportation
        • Industry 48811: Airport Operations
          • 6 Digit Code(s) NAICS 488111: Air Traffic Control
          • 6 Digit Code(s) NAICS 488119: Other Airport Operations
        • Industry 48819: Other Support Activities for Air Transportation
          • 6 Digit Code(s) NAICS 488190: Other Support Activities for Air Transportation
      • Industry Group 4882: Support Activities for Rail Transportation
        • Industry 48821: Support Activities for Rail Transportation
          • 6 Digit Code(s) NAICS 488210: Support Activities for Rail Transportation
      • Industry Group 4883: Support Activities for Water Transportation
        • Industry 48831: Port and Harbor Operations
          • 6 Digit Code(s) NAICS 488310: Port and Harbor Operations
        • Industry 48832: Marine Cargo Handling
          • 6 Digit Code(s) NAICS 488320: Marine Cargo Handling
        • Industry 48833: Navigational Services to Shipping
          • 6 Digit Code(s) NAICS 488330: Navigational Services to Shipping
        • Industry 48839: Other Support Activities for Water Transportation
          • 6 Digit Code(s) NAICS 488390: Other Support Activities for Water Transportation
      • Industry Group 4884: Support Activities for Road Transportation
        • Industry 48841: Motor Vehicle Towing
          • 6 Digit Code(s) NAICS 488410: Motor Vehicle Towing
        • Industry 48849: Other Support Activities for Road Transportation
          • 6 Digit Code(s) NAICS 488490: Other Support Activities for Road Transportation
      • Industry Group 4885: Freight Transportation Arrangement
        • Industry 48851: Freight Transportation Arrangement
          • 6 Digit Code(s) NAICS 488510: Freight Transportation Arrangement
      • Industry Group 4889: Other Support Activities for Transportation
        • Industry 48899: Other Support Activities for Transportation
          • 6 Digit Code(s) NAICS 488991: Packing and Crating
          • 6 Digit Code(s) NAICS 488999: All Other Support Activities for Transportation

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NAICS 3 Digit Subsector Code 488