# United States — states (`map=us`) — region codes

51 regions. The first column is the canonical code for `d=`; the second lists accepted aliases (normalized: uppercase, no diacritics/punctuation).

| code | aliases |
|---|---|
| `US-AK` | 02, AK, ALASKA, USAK |
| `US-AL` | 01, AL, ALABAMA, USAL |
| `US-AR` | 05, AR, ARKANSAS, USAR |
| `US-AZ` | 04, ARIZONA, AZ, USAZ |
| `US-CA` | 06, CA, CALIFORNIA, USCA |
| `US-CO` | 08, CO, COLORADO, USCO |
| `US-CT` | 09, CONNECTICUT, CT, USCT |
| `US-DC` | 11, DC, DISTRICTOFCOLUMBIA, USDC |
| `US-DE` | 10, DE, DELAWARE, USDE |
| `US-FL` | 12, FL, FLORIDA, USFL |
| `US-GA` | 13, GA, GEORGIA, USGA |
| `US-HI` | 15, HAWAII, HI, USHI |
| `US-IA` | 19, IA, IOWA, USIA |
| `US-ID` | 16, ID, IDAHO, USID |
| `US-IL` | 17, IL, ILLINOIS, USIL |
| `US-IN` | 18, IN, INDIANA, USIN |
| `US-KS` | 20, KANSAS, KS, USKS |
| `US-KY` | 21, KENTUCKY, KY, USKY |
| `US-LA` | 22, LA, LOUISIANA, USLA |
| `US-MA` | 25, MA, MASSACHUSETTS, USMA |
| `US-MD` | 24, MARYLAND, MD, USMD |
| `US-ME` | 23, MAINE, ME, USME |
| `US-MI` | 26, MI, MICHIGAN, USMI |
| `US-MN` | 27, MINNESOTA, MN, USMN |
| `US-MO` | 29, MISSOURI, MO, USMO |
| `US-MS` | 28, MISSISSIPPI, MS, USMS |
| `US-MT` | 30, MONTANA, MT, USMT |
| `US-NC` | 37, NC, NORTHCAROLINA, USNC |
| `US-ND` | 38, ND, NORTHDAKOTA, USND |
| `US-NE` | 31, NE, NEBRASKA, USNE |
| `US-NH` | 33, NEWHAMPSHIRE, NH, USNH |
| `US-NJ` | 34, NEWJERSEY, NJ, USNJ |
| `US-NM` | 35, NEWMEXICO, NM, USNM |
| `US-NV` | 32, NEVADA, NV, USNV |
| `US-NY` | 36, NEWYORK, NY, USNY |
| `US-OH` | 39, OH, OHIO, USOH |
| `US-OK` | 40, OK, OKLAHOMA, USOK |
| `US-OR` | 41, OR, OREGON, USOR |
| `US-PA` | 42, PA, PENNSYLVANIA, USPA |
| `US-RI` | 44, RHODEISLAND, RI, USRI |
| `US-SC` | 45, SC, SOUTHCAROLINA, USSC |
| `US-SD` | 46, SD, SOUTHDAKOTA, USSD |
| `US-TN` | 47, TENNESSEE, TN, USTN |
| `US-TX` | 48, TEXAS, TX, USTX |
| `US-UT` | 49, USUT, UT, UTAH |
| `US-VA` | 51, USVA, VA, VIRGINIA |
| `US-VT` | 50, USVT, VERMONT, VT |
| `US-WA` | 53, USWA, WA, WASHINGTON |
| `US-WI` | 55, USWI, WI, WISCONSIN |
| `US-WV` | 54, USWV, WESTVIRGINIA, WV |
| `US-WY` | 56, USWY, WY, WYOMING |