| Value | Category |
|---|---|
| 000 | NIU (not in universe) |
| 001 | Alabama |
| 002 | Alaska |
| 004 | Arizona |
| 005 | Arkansas |
| 006 | California |
| 008 | Colorado |
| 009 | Connecticut |
| 010 | Delaware |
| 011 | District of Columbia |
| 012 | Florida |
| 013 | Georgia |
| 015 | Hawaii |
| 016 | Idaho |
| 017 | Illinois |
| 018 | Indiana |
| 019 | Iowa |
| 020 | Kansas |
| 021 | Kentucky |
| 022 | Louisiana |
| 023 | Maine |
| 024 | Maryland |
| 025 | Massachusetts |
| 026 | Michigan |
| 027 | Minnesota |
| 028 | Mississippi |
| 029 | Missouri |
| 030 | Montana |
| 031 | Nebraska |
| 032 | Nevada |
| 033 | New Hampshire |
| 034 | New Jersey |
| 035 | New Mexico |
| 036 | New York |
| 037 | North Carolina |
| 038 | North Dakota |
| 039 | Ohio |
| 040 | Oklahoma |
| 041 | Oregon |
| 042 | Pennsylvania |
| 044 | Rhode Island |
| 045 | South Carolina |
| 046 | South Dakota |
| 047 | Tennessee |
| 048 | Texas |
| 049 | Utah |
| 050 | Vermont |
| 051 | Virginia |
| 053 | Washington |
| 054 | West Virginia |
| 055 | Wisconsin |
| 056 | Wyoming |
| 061 | Maine-New Hampshire-Vermont |
| 062 | Massachusetts-Rhode Island |
| 063 | Minnesota-Iowa-Missouri-Kansas-Nebraska-Dakotas |
| 064 | Maryland-Delaware |
| 065 | Montana-Idaho-Wyoming |
| 066 | Utah-Nevada |
| 067 | Arizona-New Mexico |
| 068 | Alaska-Hawaii |
| 099 | United States, not specified or state confidential |
| 100 | Americana Samoa |
| 105 | Guam |
| 110 | Puerto Rico |
| 115 | Virgin Islands |
| 119 | US outlying area |
| 911 | Abroad, not specified |
| 912 | At sea |
| 990 | Same house |
| 999 | Missing/unknown |