Structure of NAICS Code 48-49, Section 48 - Air, Rail, Water, Truck, Transit & Ground Passenger, Pipeline, Scenic/Sightseeing, & Support Activities

Hierarchy Industry: Transportation and Warehousing

Each industry is classified hierarchically, starting from broad (3-digit) to specific (4-, 5-, 6-digit) codes, including extended 8-digit codes for detailed classification. Click on each category link to navigate to detailed pages with comprehensive industry information.

Categories

General
Specific

Hierarchy

3-Digits
4-Digits
5-Digits
6-Digits
4841 - General Freight Trucking
48421 - Used Household and Office Goods Moving 48422 - Specialized Freight (except Used Goods) Trucking, Local 48423 - Specialized Freight (except Used Goods) Trucking, Long-Distance
4842 - Specialized Freight Trucking
484 - Truck Transportation
4851 - Urban Transit Systems 4852 - Interurban and Rural Bus Transportation 4853 - Taxi and Limousine Service 4854 - School and Employee Bus Transportation 4855 - Charter Bus Industry 4859 - Other Transit and Ground Passenger Transportation
485 - Transit and Ground Passenger Transportation
4881 - Support Activities for Air Transportation 4882 - Support Activities for Rail Transportation 4883 - Support Activities for Water Transportation 4884 - Support Activities for Road Transportation 4885 - Freight Transportation Arrangement 4889 - Other Support Activities for Transportation
488 - Support Activities for Transportation