| 2018-01-01 | 010 | us | |
| 2018-01-01 | 020 | region | |
| 2018-01-01 | 030 | division | |
| 2018-01-01 | 040 | state | |
| 2018-01-01 | 050 | state› county | |
| 2018-01-01 | 060 | state› county› county subdivision | |
| 2018-01-01 | 067 | state› county› county subdivision› subminor civil division | |
| 2018-01-01 | 140 | state› county› tract | |
| 2018-01-01 | 160 | state› place | |
| 2018-01-01 | 170 | state› consolidated city | |
| 2018-01-01 | 230 | state› alaska native regional corporation | |
| 2018-01-01 | 250 | american indian area/alaska native area/hawaiian home land | |
| 2018-01-01 | 251 | american indian area/alaska native area/hawaiian home land› american indian tribal subdivision | |
| 2018-01-01 | 252 | american indian area/alaska native area/hawaiian home land› american indian area/alaska native area (reservation or statistical entity only) | |
| 2018-01-01 | 254 | american indian area/alaska native area/hawaiian home land› american indian area (off-reservation trust land only)/hawaiian home land | |
| 2018-01-01 | 256 | american indian area/alaska native area/hawaiian home land› tribal census tract | |
| 2018-01-01 | 260 | american indian area/alaska native area/hawaiian home land› state (or part) | |
| 2018-01-01 | 310 | metropolitan statistical area/micropolitan statistical area | |
| 2018-01-01 | 312 | metropolitan statistical area/micropolitan statistical area› state (or part)› principal city (or part) | |
| 2018-01-01 | 314 | metropolitan statistical area/micropolitan statistical area› metropolitan division | |
| 2018-01-01 | 330 | combined statistical area | |
| 2018-01-01 | 335 | combined new england city and town area | |
| 2018-01-01 | 350 | new england city and town area | |
| 2018-01-01 | 352 | new england city and town area› state (or part)› principal city | |
| 2018-01-01 | 355 | new england city and town area› necta division | |
| 2018-01-01 | 400 | urban area | |
| 2018-01-01 | 500 | state› congressional district | |
| 2018-01-01 | 610 | state› state legislative district (upper chamber) | |
| 2018-01-01 | 620 | state› state legislative district (lower chamber) | |
| 2018-01-01 | 795 | state› public use microdata area | |
| 2018-01-01 | 860 | state› zip code tabulation area | |
| 2018-01-01 | 950 | state› school district (elementary) | |
| 2018-01-01 | 960 | state› school district (secondary) | |
| 2018-01-01 | 970 | state› school district (unified) | |