| 2000-01-01 | 040 | state | |
| 2000-01-01 | 500 | state› congressional district | |
| 2000-01-01 | 510 | state› congressional district› county (or part) | |
| 2000-01-01 | 511 | state› congressional district› county (or part)› tract (or part) | |
| 2000-01-01 | 521 | state› congressional district› county (or part)› county subdivision (or part) | |
| 2000-01-01 | 531 | state› congressional district› place/remainder (or part) | |
| 2000-01-01 | 541 | state› congressional district› consolidated city (or part) | |
| 2000-01-01 | 542 | state› congressional district› consolidated city (or part)› place (or part) | |
| 2000-01-01 | 550 | state› congressional district› american indian area/alaska native area/hawaiian home land (or part) | |
| 2000-01-01 | 551 | state› congressional district› american indian area/alaska native area/hawaiian home land (or part)› american indian area/alaska native area (reservation or statistical entity only) (or part) | |
| 2000-01-01 | 552 | state› congressional district› american indian area/alaska native area/hawaiian home land (or part)› american indian area (off-reservation trust land only)/hawaiian home land (or part) | |
| 2000-01-01 | 553 | state› congressional district› american indian area/alaska native area/hawaiian home land (or part)› tribal subdivision/remainder (or part) | |
| 2000-01-01 | 554 | state› congressional district› american indian area/alaska native area/hawaiian home land (or part)› american indian area/alaska native area (reservation or statistical entity only) (or part)› tribal subdivision/remainder (or part) | |
| 2000-01-01 | 555 | state› congressional district› american indian area/alaska native area/hawaiian home land (or part)› american indian area (off-reservation trust land only)/hawaiian home land (or part)› tribal subdivision/remainder (or part) | |
| 2000-01-01 | 560 | state› congressional district› alaska native regional corporation | |