美国各州的缩写大全如下：

Alabama - AL

Alaska - AK

Arizona - AZ

Arkansas - AR

California - CA

Colorado - CO

Connecticut - CT

Delaware - DE

Florida - FL

Georgia - GA

Hawaii - HI

Idaho - ID

Illinois - IL

Indiana - IN

Iowa - IA

Kansas - KS

Kentucky - KY

Louisiana - LA

Maine - ME

Maryland - MD

Massachusetts - MA

Michigan - MI

Minnesota - MN

Mississippi - MS

Missouri - MO

Montana - MT

Nebraska - NE

Nevada - NV

New Hampshire - NH

New Jersey - NJ

New Mexico - NM

New York - NY

North Carolina - NC

North Dakota - ND

Ohio - OH

Oklahoma - OK

Oregon - OR

Pennsylvania - PA

Rhode Island - RI

South Carolina - SC

South Dakota - SD

Tennessee - TN

Texas - TX

Utah - UT

Vermont - VT

Virginia - VA

Washington - WA

West Virginia - WV

Wisconsin - WI

Wyoming - WY

每个州都有其独特的标识，这些缩写简洁地代表了它们在联邦中的位置。美国的州名来源多样，包括印第安语、英语、西班牙语、法语和荷兰语，体现了其多元的文化历史背景。