A indicates there are listings under that category.
48 Communication | (Cable, Radio, Television, Telephone...) |
49 Electric, Gas, and Sanitary Services | |
41 Local and Interurban Passenger Transit | |
46 Pipe Lines (except natural gas) | |
40 Railroad Transportation | |
45 Transportation by Air | |
47 Transportation Services | (Fixed facilities, Packing, Travel agencies...) |
42 Trucking and Warehousing | (Courier services, Storage...) |
43 Postal Service | |
44 Water Transportation | (Deep sea, Ferries, Marine cargo...) |