| Box lumber |
| Cants, resawed (lumber) |
| Ceiling lumber, dressed |
| Chipper mills |
| Custom sawmills |
| Cut stock, softwood |
| Flitches (veneer stock), made in sawmills |
| Flooring (dressed lumber), softwood |
| Fuelwood, from mill waste |
| Furniture dimension stock, softwood |
| Kiln drying of lumber |
| Lath, made in sawmills and lathmills |
| Lumber stacking or sticking |
| Lumber, kiln drying of |
| Lumber: rough, sawed, or planed |
| Planing mills, independent: except millwork |
| Railroad ties, sawed |
| Resawing lumber into smaller dimensions |
| Sawdust and shavings |
| Sawmills, custom |
| Sawmills, except special product mills |
| Siding, dressed lumber |
| Silo stock, wood: sawed |
| Snow fence lath |
| Stud mills |
| Ties, railroad: sawed |
| Tobacco hogshead stock |
| Wood chips produced at mill |