| Country | state | post code |
| US | Alabama | AL |
| US | Alaska California | AK |
| US | American samoa | AS |
| US | Arizona | AZ |
| US | The state of Arkansas | AR |
| US | California | CA |
| US | Colorado | CO |
| US | connecticut | CT |
| US | Delaware | DE |
| US | Columbia SAR | DC |
| US | Micronesia | FM |
| US | Florida | FL |
| US | Georgia | GA |
| US | Guam | GU |
| US | Hawaii | HI |
| US | Idaho | ID |
| US | Illinois | IL |
| US | Indiana | IN |
| US | Iowa | IA |
| US | Kansas | KS |
| US | Kentucky | KY |
| US | louisiana | LA |
| US | The state of Maine | ME |
| US | Marshall Islands | MH |
| US | Maryland | MD |
| US | Massachusetts | MA |
| US | Michigan | MI |
| US | Minnesota | MN |
| US | Mississippi | MS |
| US | Missouri | MO |
| US | Montana | MT |
| US | Nebraska | NE |
| US | Nevada | NV |
| US | New Hampshire | NH |
| US | New Jersey | NJ |
| US | The state of New Mexico | NM |
| US | New York | NY |
| US | north carolina | NC |
| US | North Dakota | ND |
| US | Northern Mariana Islands | MP |
| US | Ohio | OH |
| US | Oklahoma | OK |
| US | Oregon | OR |
| US | Palau | PW |
| US | Pennsylvania | PA |
| US | Puerto Rico | PR |
| US | Rhode Island | RI |
| US | South Carolina | SC |
| US | south dakota | SD |
| US | Tennessee | TN |
| US | Texas | TX |
| US | Utah | UT |
| US | Vermont | VT |
| US | Virgin Islands | VI |
| US | Virginia | VA |
| US | Washington | WA |
| US | West Virginia | WV |
| US | Wisconsin | WI |
| US | Wyoming | WY |
| US | American base | AA |
| US | European base | AE |
| US | Pacific US base | AP |
| Canada | Alberta | AB |
| Canada | British Columbia Province | BC |
| Canada | Manitoba | MB |
| Canada | New Brunswick Province | NB |
| Canada | Newfoundland and Labrador | NL |
| Canada | Northwest special zone | NT |
| Canada | Nova Scotia Province | NS |
| Canada | Nunavut | NU |
| Canada | Ontario Province | ON |
| Canada | Prince Edward Island | PE |
| Canada | Quebec Province | QC |
| Canada | Saskatchewan | SK |
| Canada | Yukon Territory | YT |