US State Abbreviations: Complete List of Two-Letter Codes
USPS two-letter state codes have been standard since 1963. They are always two capital letters with no periods. Here is the complete list, with a link to generate addresses for each one.
| Code | State | Capital |
|---|---|---|
| AL | Alabama | Montgomery |
| AK | Alaska | Juneau |
| AZ | Arizona | Phoenix |
| AR | Arkansas | Little Rock |
| CA | California | Sacramento |
| CO | Colorado | Denver |
| CT | Connecticut | Hartford |
| DE | Delaware | Dover |
| DC | District of Columbia | Washington |
| FL | Florida | Tallahassee |
| GA | Georgia | Atlanta |
| HI | Hawaii | Honolulu |
| ID | Idaho | Boise |
| IL | Illinois | Springfield |
| IN | Indiana | Indianapolis |
| IA | Iowa | Des Moines |
| KS | Kansas | Topeka |
| KY | Kentucky | Frankfort |
| LA | Louisiana | Baton Rouge |
| ME | Maine | Augusta |
| MD | Maryland | Annapolis |
| MA | Massachusetts | Boston |
| MI | Michigan | Lansing |
| MN | Minnesota | Saint Paul |
| MS | Mississippi | Jackson |
| MO | Missouri | Jefferson City |
| MT | Montana | Helena |
| NE | Nebraska | Lincoln |
| NV | Nevada | Carson City |
| NH | New Hampshire | Concord |
| NJ | New Jersey | Trenton |
| NM | New Mexico | Santa Fe |
| NY | New York | Albany |
| NC | North Carolina | Raleigh |
| ND | North Dakota | Bismarck |
| OH | Ohio | Columbus |
| OK | Oklahoma | Oklahoma City |
| OR | Oregon | Salem |
| PA | Pennsylvania | Harrisburg |
| RI | Rhode Island | Providence |
| SC | South Carolina | Columbia |
| SD | South Dakota | Pierre |
| TN | Tennessee | Nashville |
| TX | Texas | Austin |
| UT | Utah | Salt Lake City |
| VT | Vermont | Montpelier |
| VA | Virginia | Richmond |
| WA | Washington | Olympia |
| WV | West Virginia | Charleston |
| WI | Wisconsin | Madison |
| WY | Wyoming | Cheyenne |
Territories
- AS: American Samoa
- GU: Guam
- MP: Northern Mariana Islands
- PR: Puerto Rico
- VI: US Virgin Islands
Military codes
- AA: Armed Forces Americas
- AE: Armed Forces Europe, Middle East, Africa and Canada
- AP: Armed Forces Pacific
Common mix-ups
AK is Alaska and AR is Arkansas; AL is Alabama. MI is Michigan, MN is Minnesota, MS is Mississippi and MO is Missouri. MA is Massachusetts, MD is Maryland and ME is Maine. These pairs cause many misdirected packages, so a dropdown in your forms is a good idea.
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