| Directory | Description | ||
| cens2000 | Files relating to the 2000 Census | readme.txt | files |
| cip2000 | Files relating to the 2000 CIP | readme.txt | files |
| cip2010 | Files relating to the 2010 CIP | readme.txt | files |
| military | Files containing military occupational information & crosswalks | readme.txt | files |
| misc | Miscellaneous geography files | readme.txt | files |
| occnames | Descriptive information about classifications | readme.txt | files |
| ooh0809 | Links between OOH information and O*NET occupations | readme.txt | files |
| soc1998 | 1998 Standard Occupational Classification files | readme.txt | files |
| soc2000 | 2000 Standard Occupational Classification files | readme.txt | files |
| soc2010 | 2010 Standard Occupational Classification files | readme.txt | files |
| soccip2010 | BLS-NCES 2010 SOC to 2010 CIP crosswalk | readme.txt | files |
| soccip00 | SOC to 2000 CIP crosswalk and related files | readme.txt | files |
| soccip90 | SOC to 1990 CIP crosswalk and related files | readme.txt | files |
| spanish | Spanish version of the 1998 SOC manual | readme.txt | files |
| xwalks | Crosswalk files — mostly legacy classifications | readme.txt | files |